Before beginning to understand washer screws we should know other information about the washing process in mining. In the materials obtained in the stream bed, 0-5 mm of soil is used for the separation of impurities in crushed stones and to obtain the washed product.
Vibrating screen systems used in crushing and screening plants are used to separate the materials extracted from these systems. The vibrating screens differ according to their capacity and characteristics from the top to the middle, the driven, and the grate screen. Customers can contact companies for high-capacity vibrating screens. All of the mines have crushing and sieving systems. In this system, ores are minimized using crushing machines to be sized according to the need. Screening is the whole process of separation according to the size of the broken materials. Wherever there are crushing and screening facilities, it is available in the sieve. Screens are used for two purposes. The first is to separate the unwanted material and the second is to classify the desired material according to their size. Sieves used for classification are called vibrating screens.
Before we learn what is tertiary crusher we should know crushers better. Crushers are devices that are designed to decrease the size of larger objects by using force to reduce the objects into a smaller and more compact volume. This is sometimes accomplished by compacting the mass of the object. At other times, the crusher will be used force to break the object into a series of smaller pieces. A tertiary crusher is used in the plant as a secondary and tertiary crusher, for limestone, alluvium, and quarry materials. It works with the principle of applying a high-speed impact effect to the material. The distance between the crusher rod pendulum with the rotor can be easily adjusted using a bolt to produce material of the desired size. The “working principle of the tertiary crusher” should also be explained. Reversible breakers are machines used for producing cube-shaped (cubic) and thin material, which multiplies the material to the counter-fixed pallets using “crusher pallets” on a rotating rotor at a high speed. Tertiary crushers are long-lasting machines with low operating costs.
Stone crushers are devices that are designed to decrease the size of larger objects by using force to reduce the objects into a smaller and more compact volume. This is sometimes accomplished by compacting the mass of the object. At other times, the crusher will be used force to break the object into a series of smaller pieces. Stone crushers work with the same purpose. Stone crushers are designed for having small pieces from a large stone. A crusher may be utilized to break up objects such as rocks. Crushers of this type are often used in scientific research, as they make it possible to crush a larger rock sample into smaller pieces and thus examine the content of the rock in more detail. At the same time, a stone crusher is sometimes used in mining operations as a means of evaluating the content of the ore that is extracted from a particular dig site.
The ready mixed concrete is particularly advantageous when small quantities of concrete or intermittent placing of concrete are required. The ready-mixed concrete is also ideal for large jobs where space is limited and there is little room for a mixing plant and aggregate stockpiles.
Ready-mixed concrete refers to blended concrete to be delivered from a central plant instead of being mixed on-site. Each batch of ready-mixed concrete is specially manufactured to the needs of the customer and is delivered to the contractor in cylindrical trucks, these cylindrical trucks are commonly known as cement mixers, in a plastic form. Ready mixed concrete which provides many conveniences for the consumer is also very useful and considerably convenient for usage.
Ready Mixed Concrete is specially-made concrete produced in a factory or a collection facility based on standard specifications. The prepared ready mixed concrete is placed in the working area in transit mixers mounted on a truck. This type of concrete, ready-mixed concrete guarantees higher durability, and sustainability. Since the work is carried out by an expert supplier, the mixture (ready-mixed concrete) is precise and of higher quality. Special concrete mixtures can also be made efficiently with this concrete production method.
Ready-mixed concrete means concrete that is blended to be delivered from a central plant instead of being mixed on the job site. Each batch of ready-mixed concrete is specially manufactured to the contractor's specifications and delivered to the contractor in cylindrical trucks, commonly known as "cement mixers", in a plastic state. Ready-mixed concrete for delivery from a central plant instead of mixing at the construction site provides an option that is easier for the customer to use and transport. When the ready-mixed concrete reaches the construction site, it is frequently remixed to ensure that the appropriate precipitation is obtained. However, the remixed concrete tends to be set up faster than the concrete which has been mixed only once. Materials such as water and some additives are often added to the workplace at the workplace after blending to ensure that the specified properties are obtained before placement.
Ready-mixed concrete refers to concrete that is batched for delivery from a central plant instead of being mixed on the job site. Each batch of ready-mixed concrete is tailor-made according to the specifics of the contractor and is delivered to the contractor in a plastic condition, usually in the cylindrical trucks often known as "cement mixers." As early as 1909, the concrete was delivered to a building site by a shovel mixer using paddles rotated by the wheels of the car to mix the concrete. In 1916, a self-discharging motorized transponder, the pioneer of a modern ready-mixed concrete truck, was developed. The development of advanced ready-made trucks was blocked in the 1920s with low-quality motorized trucks. In the 1940s, the presence of heavier trucks and better engines allowed mixed concrete capacities to rise, which led to the development of ready-mixed concrete manufacturers in II. This allowed us to meet the high demand for concrete caused by World War II. Ready-mixed concrete is particularly advantageous when small amounts of concrete or intermittent concrete are required. The ready mixed concrete is also ideal for large jobs where space is limited and where space is available for the mixing plant and aggregate stocks.
The main unit of mobile batching plants is designed and installed on a monoblock chassis which is equipped with an axle and tires. Thus it can be easily transported by towing by a truck trailer. Thanks to its pre-assembled structure, mobile batching plants can be installed in a very short period (1-2 days) on a simple concrete foundation and get easily ready for concrete production.
A jaw crusher is a type of crusher. A crusher is a machine that usually divides the material into small pieces. Jaw crushers are often seen in mining or disposal, where they divide objects into smaller pieces. Used in processing facilities and on construction sites, jaw crushers can be found as stationary machines installed in a building, portable machines that can be relocated where they are needed, or bucket extensions to excavator digging machines.
An impact crusher is a piece of heavy construction equipment people can use to reduce the size of things like rock, waste concrete, and similar materials.
Dewatering refers to the removal of unwanted water. It may be the removal of groundwater, process water, water entrained or carried along by oil or gas, or water used to transport solids. The equipment choice is based on factors such as a permanent versus a temporary operation, a batch versus a continuous process, and the percentage of water that must be removed. Water used to carry a solid is called slurry. Coal slurry pipelines, for example, pipe ground-up coal particles carried in a water stream. Gold panning was another operation that took advantage of the transport possibilities of water. The materials transported by the water are referred to as solids. Once the solids are concentrated, they are referred to as sludge. In the drilling and mining industries, dewatering refers to the removal of groundwater from mines and drill holes. Roadway construction and any excavation activities also may require temporarily altering the water table or rerouting ground water flows. The water may be pumped out, or drainage ditches and collection ponds may be built. Cofferdams, which are temporary dams made with sheets of metal, are used to temporarily hold back the water. Crude oil and natural gas are dewatered to remove entrained water by passing the flow through physical separators.
Crushing operations are generally carried out very intensively in the mining area. In addition, it can be seen that these crusher products are also used to obtain sand.
The main characteristics of the crushers can be easily broken (abrasive and hardness) regardless of their properties. Mobile and stationary facilities can also be used easily. Crushers are designed in such a way that it does not make the buyer difficult to use them due to their high level of crushing and ease of use. Low cost, quick installation, and easy maintenance are the first advantages that come to mind.
The concrete plant, also known as a bulk production plant or a blending plant, or a concrete batching plant, is equipment that combines various components to form concrete. To better understand the concrete plants, the types and working principles of the concrete plants are important issues that should be clarified together with the question of what is the concrete batching plant. In short, concrete batching plants, sand, gravel, water, cement, etc.
Crushing and screening plants, which are used in many different sectors, stand out with their different features. Even in the simplest quarry, there is a need for devices that will perform both screening and crushing. With advanced technology, superior devices are produced. Operations are completed taking into consideration different criteria such as silica rate, stone size, and material. Screening is another important process. Throughout this entire period, it is useful to use tools that are suitable to achieve a successful result.
Crushers are machines that break medium and high-hardness materials and bring them to asphalt and concrete aggregate dimensions. The crusher can perform primary, secondary, and tertiary crushing using three-stage crusher pendulums. It has a versatile use area. Crushers which are from the jaw-adjusted impact crusher class, are crushers that break medium and low hard materials (such as limestone and dolomite) into the asphalt and concrete aggregates size. Large material feed ability, cubic product, high reduction ratio, high capacity, low investment, and operating costs make this type of crusher the ideal secondary crusher in crushing and screening plants.
Today, you are well aware that road and building construction is accelerating. The impact of the increase in economic development and the positive acceleration of the need is great. The question of how the raw material needs of the houses and roads are met is very important at this point. How are these materials produced? At this point, we are faced with a mobile crusher head actor. The main properties of the crushers can easily break (abrasive and hardness) regardless of the properties of any stone. Mobile and fixed facilities can also be used easily. It is designed with the highest level of braking feature and certainly not to make the receiver difficult to use. Low cost, quick installation, and easy maintenance are the first advantages that come to mind. It has a long life with its camshaft made of forged steel. Thanks to the mobile hard stone crushing screening facility, the facility is established using a truck where it is desired and it started to operate in a very short time. In this way, installation and worker costs are eliminated in large quantities.
Crushers are machines that break medium and high-hardness materials and bring them to asphalt and concrete aggregate dimensions. The crusher can perform primary, secondary, and tertiary crushing with three-stage crusher pendulums. It has a versatile usage area. Crushers are used as primary and secondary crushers for high-hardness materials and as primary, secondary, and tertiary crushers for medium to low-hardness materials. Feeding of large materials, high reduction rate, cubic product, and low operating costs are the most important reasons. Crushers from the chin-controlled impact crusher class are crushers that separate medium and low hard materials (such as limestone and dolomite) into the asphalt and concrete aggregate size. Large material rechargeability, cubic product, high reduction ratio, high capacity, low investment, and operating costs make this type of crusher the ideal secondary crusher in crushing and screening plants. The Crusher body consists of three main parts that can be easily removed. The upper lower body and upper body carry the rotor. The upper body can be opened by rotating around a joint with a hydraulic mechanism to expose the rotor and internal parts. Assembly and disassembly of the crusher are really simple.
Crushers are machines that break medium and high-hardness materials and bring them to asphalt and concrete aggregate dimensions. The crusher can perform primary, secondary, and tertiary crushing with three-stage crusher pendulums.
Concrete batching mixers are widely used machines to transport ready-mixed concrete. It is a construction machine designed to take concrete to the construction site in a short time. The concrete batching mixer mixes concrete and similar materials in the cylindrical part behind the concrete mixers to prevent the mixture from drying out.
Cement silos are warehouses where cement and other ash materials are stored for concrete production. Spiral conveyors allow the material stored in silos are transported to the cement weighing chamber in the central part of the building. To minimize transportation costs and transport costs, the cement silos are produced as a bolted type. Partially bolted-type silos produced in different capacities have great advantages, especially during transportation. In this context, cement silos are prepared by applying laser cutting and drilling technologies, then all welding processes are carried out with automatic welding robots by using the most advanced technology in special series production molds. Silo parts are produced with special apparatus and high precision, after the lining and final painting operations in fully automatic paint cabins, the completely ready silo parts are packed in such a way that they are not damaged in the shipment and are even shipped to the most distant points of the world. With the help of the welding robots used, the factory can produce cement silos with 1000 different capacities in one shift per year. With the advancement of technological developments, the most suitable cement silos can be produced based on the wishes of the consumers.
There are leading manufacturers and suppliers of quality stationary concrete batching plants. They produce quality machines at a reasonable cost. Source the customer's concrete batching plant from the producer. Rugged structure, advanced design, and simple-to-use control panel make this equipment the choice of many leading civil contractors worldwide.
A concrete batching plant, also known as a batch production plant or a blending plant, is a device that combines various components to form concrete. Some of these inputs include sand, water, aggregate (rock, gravel, etc.), fly ash, potash, and cement. Mixing these materials at certain rates, concrete batching plants are called "concrete batching plants". Concrete batching plants are a must for the construction and construction sector. It aims to provide more profitable and faster production for both producers and consumers. Concrete plants are divided into categories.
Concrete batching plants provide high mobility. Concrete batching plants can be installed in 1 hour without the crane. The concrete batching plant provides the highest efficiency and low concrete quality at low capacity. No concrete foundation is required. And also concrete batching plant provides production on-site and direct application in small projects. The cost of concrete transportation can be saved and may be reduced.
A concrete batching plant, also known as a batch plant or batching plant, is a device that combines various ingredients to form concrete. Some of these inputs include sand, water, aggregate (rocks, gravel, etc.), fly ash, potash, and cement.
Concrete batching plants make it possible to produce concrete economically even for small projects that require a small quantity of concrete. As it can be commissioned within 1 hour, it is possible to produce concrete wherever needed and also much more quickly.
Belt Conveyors are loops of material that move parts or other items from one location to another. They are often driven by variable-speed electric motors or by other moving parts in a complex system. These belts are commonly found in factories, grocery stores, warehouses, and public transportation centers. Before the introduction of modern automation techniques, factory workers often had to travel from project to project. The cumulative effect of all this physical motion was additional stress and inefficient use of the worker's time. Conveyor belts bring the project to the worker, instead of the worker to the project. Parts could then be transported by other belts to additional workers, and eventually to the shipping docks for delivery. Many conveyor belts work on the principle of variable speed control. If a particular belt moves too slowly, workers may find themselves waiting for parts. If one moves too quickly, parts may be damaged or workers may become overwhelmed. Much of a factory supervisor's time is spent adjusting the rate at which items move for maximum efficiency. This is especially important in food production factories, where belt speed and proper cooking time work hand in hand.
The batching plants are called collection facilities, where the collection of packaging wastes and other nonhazardous waste is collected and classified by type, except for accumulations within the factory, point of sale, and similar units. Nonhazardous waste collection certificates are given to enterprises that are not authorized to collect hazardous waste, packaging waste collection certificate has been given to the Environment and Urbanization Directorates for enterprises that are authorized to collect packaging wastes and who are responsible for the collation facilities.
Crushers produced by European standards, the material in the finest way by removing all the companies to achieve the desired performance. Crushers manufactured according to the budget of each company are presented to the buyers with the appropriate prices and quality. According to their usage, the crusher materials are divided into three primary, secondary, and tertiary. In the literature, crushers are known as primary, secondary, and tertiary.
Tertiary crusher high-speed reversible impact crusher is the name given to machines used to produce fine materials. Tertiary crusher, in contrast to the general opinion, has not received this name because the machines have the reverse working principle, the word is called this because it means “third”.
Meaning of Impact Crusher
When the long vertical edge of a right triangle is wound around its base, a hypotenuse of the triangle forms a helical line on the cylinder. This is called a profile screw, which will occur if the channel is opened at equal intervals along the Helix line on the cylinder in triangular, square, trapezoidal, etc. Screws are the machine elements that have been put into daily life in all areas as the parts forming the threaded parts of the connecting elements. Screws are made in various profiles in terms of the importance of the function they see. Screws according to their profile can be listed below; Triangle Screws, Trapezoidal Screws, Square Screws, Saw Screws, and Round Screws. However, these bolts are not made by hand and are produced automatically in special machines. There are also wood and hair screws in different profiles.
A vibrating screen is a useful tool in the processing of large stones and is used in crushed stones. The vibrating screen is very effective for grinding the natural material. The vibrating screen is especially common. The vibrating screen is often used in mining and construction. A vibrating screen is used to break, eliminate and separate stones and other bulk materials. Most of the time, equipment is used to separate them into fractions. With the help of the screen, you can separate ore materials from non-metallic materials and also remove excess moisture. During the operation, the device makes a loud noise, so its name come from this very loud voice. This machine, a vibrating screen, can be used alone or as a part of large processing units. In addition, these devices may be mobile or stationary.
Ready Mix Concrete is a building material that is produced in a factory and filled in mixers and sold to construction sites, poured into molds with a concrete pump, and has consistency on a scale that varies depending on how many doses it is. It is often cheaper to mix concrete than cement, sand, and water on site. Moreover, it will be the same every time. The materials produced by mixing the materials in the desired ratios with the computer control in the concrete plant or the mixer are called "Ready-Mix Concrete". One of the most important materials of modern construction technologies which is one of the requirements of healthy urbanization and durable buildings are Ready-mix concrete. Ready-mixed concrete is produced in concrete plants. Into cement, aggregate, water, and concrete additives are added. Concrete-forming elements are mixed in certain proportions. It is classified according to the ready concrete compressive strength and sold according to its class. If you buy a concrete structure and the credibility of this structure is in your mind, it may be a relief to find out from which company the concrete of the structure is supplied. There are also consistency classes as well as strength classes.
Stone crushers, which are widely used in the breaking of hard materials, are machines that can be used actively in areas such as basalt, granite, river pebble, and bauxite. Stone crushers with different capacities and features are presented to you by our company at the most reasonable prices. Stone crushers are the solution produced for the processing of abrasive and hard materials where consumers can increase their production capacity without increasing their operation and maintenance costs. In the case of hard and abrasive materials, a cone crusher is a superior machine not only for impact crushers but also for other bronze, hydrostatic, and bearing cone crushers in the market. Low-friction roller bearings allow more energy from the electric motor to convert to breaking energy.
It is called "Ready-Mix Concrete" which is produced by mixing the materials in desired proportions with computer control in a concrete batching plant or mixer and delivered to the consumer as "fresh concrete". The main element that separates the ready-mixed concrete from the prepared concrete by mixing it manually or with a concrete mixer is the production of ready-mixed concrete in modern facilities by computer control. Qualifications of the ready-mix concrete users will be found in TS EN 206. The plants where the ready-mix concrete components are stocked, mixed under control, ready-mix concrete production is carried out and the mixers are filled are called the concrete batching plant. Concrete batching plants are divided into two types according to their blends: wet and dry mixtures, and bundled and star types according to their storage types. In the star-type power plant, there is a star-shaped storage space in front of the power plant and the aggregates are transferred to the rear mixing vessel using the bucket. In the bunker plant, aggregates and sands are stored in bunkers in front of the power plant and transported to the mixing vessel with a belt system.
The main properties of the crushers can easily break (abrasive and hardness) regardless of the properties of any stone.
The main properties of the crushers can easily break (abrasive and hardness) regardless of the properties of any stone. Mobile and fixed facilities can also be used easily. It is designed with the highest level of braking feature and certainly not to make the receiver difficult to use. Low cost, quick installation, and easy maintenance are the first advantages that come to mind. It has a long life with its camshaft made of forged steel. It easily breaks the hardest and most abrasive rock fragments. It has a high capacity and works for years without any problems. It also makes it possible to get the desired product with an adjustable jaw structure. Thanks to the hydraulic system jaw opening can be adjusted. Known for breaking hard and abrasive materials, mobile jawbreakers are also replaced by the latest system technology. For this type of crusher, which has different capacities, it can be contacted with manufacturers and information can be obtained.
Dewatering and construction dewatering is the term used to describe the action of groundwater or surface waters in a construction site. Normally, dewatering is carried out by pumping or evaporation and is usually carried out on the lower water table which may cause problems before or during excavation. Dewatering can also refer to the process of removing water from the soil with wet classification. The correct water intake plan can be used to comply with some of the best management practices related to the SWPP plan. Most of them are used in construction sites where there is water or insufficient slope or high water table accumulated during construction feedings, trenches, and excavations. In construction projects, this water must be removed to continue to work as planned or to ensure a safe workplace. Normally builders tend to use water pumps to drain water from these areas, but if they do not pay attention to where the water is discharged, erosion and other problems may occur. It is important to monitor best management practices when pumping water into lakes, wetlands, or direct storm sewers.
Ready Mixed Concrete is one of the indispensable materials of modern construction technologies as one of the necessities of healthy urbanization and robust construction. The ready mixed concrete is an important building material obtained by mixing aggregate (sand, gravel, crushing stone), water, and some additives by a certain production technology, which can be formed in plastic or fluid consistency at the beginning and gained strength by solidification and hardening over time. Concrete is composed of 75% aggregate as absolute volume, 10% cement, and 15% water. If necessary, additives may be added on condition that they are not more than 2% of the cement weight.
With the help of computer control, the materials that are brought together in the desired proportions are produced by mixing them in the concrete batching plant or the mixer and delivered to the consumer as "fresh concrete" which is called "ready mix concrete". The general name of materials such as sand, gravel, and crushed stone used in the production of concrete is aggregate. The aggregate, which occupies 60-75% volume of concrete, is an important component. The aggregates are divided into "fine" and "coarse" aggregates according to their grain size. The main element that separates the ready-mixed concrete from the concrete prepared by mixing it manually or with the concrete mixer is the production of ready-mixed concrete in modern facilities with computer control.
Jaw crushers, which are widely used in the breaking of hard materials, are machines that can be used actively in areas such as basalt, granite, river pebble, and bauxite. Jaw crushers with different capacities and features are offered to the customer by the companies carefully and at the best prices. Jaw crushers are one of the most widely used types of crushers for crushing and screening plants. It is also known as a primary crusher and is used as a primary and secondary crusher. Hard and abrasive materials that can easily break and remove materials, these breakers, according to capacity characteristics are produced as a variety. In particular, breaking stones such as granite basalt and creek material is very difficult to break, preferred jaw breakers, materials between fixed and movable jaw, and moving jaw with elliptic movement between the product are obtained by compression. With the support of a hydraulic piston can be adjusted easily. As the jaw is adjusted, it can obtain the desired material in different capacities and sizes. As with many crushers, many different factors affect jaw crusher's prices. At the beginning of these, the crusher's flywheel speed, the angle of jaw grabbing, the materials in the back block, and a lot of other factors have to be taken into consideration.
Crusher is a type of crusher used as a primary crusher in the mining industry. This crusher is made up of two jaws, one of which is movable and the other of which still makes the material between the jaws suitable for secondary crushing by applying pressure. It is the most widely used type of crusher in the market. The initial investment cost is relatively low. Service and maintenance costs are also easy and inexpensive. However, it works with lower efficiency than its equivalent primary impact crushers. Crushers are collected under specific headings among themselves. Crushers are collected under specific headings among themselves. There are various crushers in terms of their functions, working principles, powers, and purposes. It is important to know these varieties to understand what is the crusher. Six types of crushers can be listed below. Jaw crushers, primary impact crushers, secondary impact crushers, tertiary crushers, vertical shaft impact crushers, cone crushers
Raw materials forming concrete are aggregate (fine and coarse), water, cement, and chemical and mineral additives. The component materials must not contain any harmful substances that may adversely affect the durability of the ready-mix concrete or cause corrosion of the reinforcement and should be suitable for use in concrete. Ready mix concrete is an important building material that is obtained by mixing aggregate (sand, gravel, crushed stone), water, and some additives by a certain production technology, which is initially plastic or flowable and can be shaped and hardened by hardening and hardening in time. The fact that reinforced ready-mix concrete, which is an artificial material, can maintain its positive properties depends on its permanence. Concrete elements can also deteriorate with environmental effects over time, except for the effect of overloading. Permanent structures are not limited to the selection, design, and construction of the right carrier system. At the same time, precautions should be taken to ensure that the structure remains permanent throughout its service life, and attention should be paid to material quality, architectural arrangements, details, quality of work, inspection, and maintenance.
Impact crusher is the general name given to the breakers who perform the pulsed crusher work. There are three types of impact crushers, primary, secondary and tertiary. In the mining sector, the first investment cost of an impact crusher is high but high efficient impact crusher which performs the process of preparing the primary crushed materials before the secondary crushing or grinding operations. It operates on the principle of rotation of manganese and chrome cast parts on a rotor. Some impact crushers are made up of two jaws, one of which is movable and the other of which still makes the material between the jaws suitable for secondary crushing by applying pressure. It is the most productive type of dryer used in the market. The initial investment cost is relatively lower. Service and maintenance costs are also easy and inexpensive. However, it works with lower efficiency than its equivalent primary impact crushers. These types of machines, known as primary impact crushers, are known as primary crushers. These crushers with easy assembly and installation features are high-capacity machines that take a load of materials without sending materials such as limestone, limestone, and granite to the second crushers.
Breaking sifting facilities, which enter the job sites with technology and provide great convenience, especially in mining areas, are used to break large stones coming out of mines. These stones, which are crushed with crushing elimination, ie crushers, have the characteristic of being a raw material for many different sectors. From this point of view, it can be said that the crusher plants are of great importance not only for mines but also for many different sectors. Crusher, sieving, and washing processes are performed in the crusher plant formed by the combination of many different machines. Different machines can be used during the process, as these processes vary from time to time using different machines. Other factors affecting this situation include the crushing plant and the size of the stones to be crushed. The crusher plant is located in two different ways in the market and offers the same functions as we mentioned, but it can offer different options. A compact crusher plant with a crusher plant type in the sector is a crushing and screening plant which is preferred in long-term works. Many machines within the facility for many years through a certain area of the crushing and screening operations can be easy. Another type stands out as a mobile crusher. This type of crusher, also known as a mobile crusher, is particularly notable for its mobility compared to a fixed crusher. Companies that do not work in a fixed area and serve in different fields use this crusher type.
The construction sector is continuously developing without slowing down. Many of the materials used in the construction sector are removed from the large stone quarries. However, the materials extracted from the stone's focal points are quite large and very difficult to carry. At this point, crushing screening facilities are used. Crushing and screening plants are also known as concave facilities. Thanks to the stone crushing and screening plants, the materials are brought to very small dimensions and become usable. Crushing and screening plant is used not only in stone quarries but also in the breakdown of recycling materials and construction wastes. Breaking and screening facilities are used among the necessities of Mines and quarries. In addition, materials such as aggregates and sand, which are the raw material of the concrete materials used in the construction sector, can be obtained with stone breaking screening facility. The stone-breaking screening facility has a lot of usage area and there are many types according to the needs. In addition to the process of breaking the materials in these facilities, such as screening, and washing is also carried out.
Crushers are machines that break medium and high-hardness materials and bring them to asphalt and concrete aggregate dimensions. The crusher can perform primary, secondary, and tertiary crushing using three-stage crusher pendulums. It has a versatile use area. Crushers are used as primary and secondary crushers for high-hardness materials and as primary, secondary, and tertiary crushers for medium and low-hardness materials. Feeding of large materials, high reduction ratio, cubic product, and low operating costs are the most important reasons for the choice. Crushers which are from the jaw-adjusted impact crusher class, are crushers that break medium and low hard materials (such as limestone and dolomite) into the asphalt and concrete aggregates size. Large material feed ability, cubic product, high reduction ratio, high capacity, low investment, and operating costs make this type of crusher the ideal secondary crusher in crushing and screening plants. The crusher body consists of three main parts that are easily removed. The fixed lower body carries the rotor and the upper body above it. The upper body can be opened to reveal the rotor and internal parts by turning around a joint with a hydraulic mechanism. Assembly and disassembly are very simplified.
To better understand the subject of concrete plants, the types and working principles of the concrete plants are the important issues that need to be clarified together with the question of what is the concrete power plant. In short, in concrete power plants, sand, gravel, water, cement, etc. substances are mixed at a certain rate, using transmitters filling process, and ready concrete is produced is given to the plants. Cement silo, mixer feeding tape, aggregate bunker, and, of course, concrete mixer are available in a concrete plant. They are electronic, mechanical, hydraulic, and pneumatic systems and tools. At this point, a concrete batching plant which is the second answer to the question of the concrete batching plant will be mentioned. These plants can be divided into two main sections stationary concrete batching plants and mobile concrete batching plants. Depending on the working area and working time, it is also possible to manufacture concrete plants in various ways. For example, there are other special types such as compact concrete batching plants and scraper concrete batching plants.
To better understand the subject of concrete batching plants, the question “what is the concrete batching plant” must be answered. At the same time, concrete batching plant types and their working principles of them are important issues that need to be clarified.
The concrete batching plant is designed for Ready-Mixed Concrete production. It is extremely easy to receive concrete with this type of batching plant. It can mix all kinds of materials successfully and with full determination. Concrete batching plants are usually established outside of the cities. Models and types of concrete batching plants vary. Its capacities may be different. In the infrastructure of concrete batching plants, the latest system technologies are used. In a concrete batching plant, aggregate bucket, mixer feeding band, cement coil, aggregate weighing band, aggregate bunker, and cement silos should be placed. The working principle is very simple, not complicated. After a short training in automation, the concrete batching plant can be used easily.
"Concrete batching plant" is designed for ready-mixed concrete production. It is extremely easy to obtain concrete with this type of power plant. It has the ability to mix all kinds of materials successfully and with full determination. These machines make concrete by mixing components such as aggregates, cement, water, automation, and software techniques with certain ratios and certain methods. Facilities that perform these operations are known as concrete batching plants. These facilities are usually installed outside the city. Models and types of concrete plants may vary. Their capacity is different. Modern technology is used in its infrastructure. The working principle is extremely simple and not complicated. After a short training on automation, the concrete batching plant can be used. In a plant, there are aggregate buckets, mixer feeding tape, cement halves, aggregate weighing tape, aggregate bunkers, and cement silos.
Concrete Batching Plants are built to produce large amounts of concrete. It consists of storage, transportation, aggregate screening, washing, and mixing units. These are the machines that make aggregate, cement, and water additive components to produce ready-mixed concrete and make them concrete by prescription with certain dosing algorithms with automation and software techniques.
To better understanding, the subject of concrete batching plants, the question “what is the concrete batching plant” must be answered. At the same time, concrete batching plant types and their working principles of them are important issues that need to be clarified.
Concrete batching mixers are machines that are widely used to carry ready concrete. It is a construction machine that was produced to take the concrete to the construction site in a short time. The concrete batching mixer prevents the mixture from drying by mixing the concrete and similar material in the cylindrical section behind the concrete mixers. The concrete batching mixer is a kind of transport vehicle that has dry or wet concrete carrying types. These dry-type mixers load the aggregate and cement mixture and after reaching the construction site where the concrete will be poured, add the required water and make the mixture take the wet concrete form. In this way, the concrete should be poured within 2 hours after preparation. However, since the number of concrete plants is increasing, due to the presence of a power plant close to each site, the problem of the concrete being late for pouring is eliminated and the concrete can be shipped in wet condition. This tool is a tool that carries a mixture of aggregate and cement in the construction sector. Ready Mixed Concrete is a semi-finished construction material that must be consumed within 2 hours from the date of production with the help of special additives. Therefore, the concrete must be transported to the place where it will be used in time and without losing its properties. The fact that fresh concrete can be delivered on time to the casting point at the construction site without losing its properties is also possible with truck-like vehicles which are specially designed for this purpose.
Cement silos are warehouses where cement and other ash materials are stored for concrete/mortar production. Spiral conveyors allow the material stored in silos to be transported to the cement weighing chamber in the central part of the building.
Belt conveyors are mechanical devices that consist of a continuously moving belt that transports materials from one place to another place much more easily. When a search is made on the word conveyor, a wide variety of contents can be found. First of all, when we look at the dictionary definition with the word meaning, the definition of "conveyor" is seen as a "device" that enables the carrying of loads with closed circuit working order at the place or high. The name of the belt conveyors is very strange to many people and does not mean anything to most people. However, when we say what people are instead of what I was carrying conveyor or conveyor belt is an immediate systematic factory image in the mind of people and a typical band of the conveyor. A conveyor belt consists primarily of two or more drums, with a continuous loop of material - the conveyor belt - that rotates about them. One or both of the drums (or pulleys) are powered by a motor reducer, moving the belt and the material, the other drum is free to turn being dragged from the first. The powered drum is called the "drive drum" while the unpowered pulley is called the idler (or tail drum).
Batching plant is called a collection separation plant where the collection of packaging wastes and other non-hazardous wastes are collected and classified according to their types, except the accumulations made within the factory, point of sale, and similar units. Non-hazardous waste collection certificate is given to enterprises that are authorized to collect non-hazardous waste, and a packaging waste collection certificate is given to Provincial Directorates of Environment and Urban Planning for enterprises that are authorized to collect packaging wastes and are responsible for batching plants.
Crushing sieves are usually carried out very intensively in the mining area. In addition to this, we see that the products mentioned are also used to obtain sand. The characteristics of the stones in nature are different from each other. Some are shredded after a very large effort, while others are distributed after a lower amount of applied force. Therefore, there is a variety of crushing tools. The sifting products stand out as a complement to the industry. Sieving of stones or sand is carried out with devices in this area.
Mining, which is one of the most demanding business lines, is based on the collection of different types of stones and similar materials. All of these stones have to undergo different processes. Therefore, some devices known as crushing sieves have been introduced to the market. Existing tools vary in size and according to the process they do. At this point, the stone structure to be broken or to be eliminated comes to the fore. A choice should be made according to hardness. These processes also apply to the elimination process. There are two different devices to eliminate stones. These sieves stand out with their different features.
The materials extracted from mines and quarries can be brought to use and the production stage after different processes. All kinds of stones are broken and processed within a certain period. There are special crushing and screening tools for this purpose. These devices are remarkable with different models. The reason for this is that the structure of each stone is different. Therefore, the crushers are diversified. In addition, a number of tools are used for sieving prior to the use of stones and similar materials. The sieves used for sieving processes are striking.
The introduction of automation systems into different sectors has made things easier. The best examples in this area are encountered in the crushing elimination area. In order to use valuable or worthless stones in the field, these products must be introduced into certain shapes. Especially the breaking of stones, to bring to different dimensions is a very important issue. To do this, a number of devices are used. Primary, conical, secondary, vertical, tertiary, jawed tools are specially designed for successful results. In addition, the screening process is carried out with different technologies.
The crushing and screening tools used in many different sectors, especially in the mining sector, have gained very advanced technology, especially in recent years. In any mine, stones in a large area or other terrain are excavated in a certain order. This is a process called crushing and elimination. In order to obtain a definite result, a selection should be made according to the type and hardness of the stones. The number of suitable devices is very high. Breaking tools are as follows;
Crushing screening materials used in many different sectors come to the fore today with different features. Even in the simplest quarry, devices that will perform both elimination and breaking operations are needed. With advanced technology, very superior devices are produced. The processes are completed by considering different criteria such as silica ratio, stone size, and material. Elimination is another important process. During this period, it is useful to use the appropriate tools to achieve a successful outcome.
Crushing and screening processes are one of the most important stages of many different sectors. Especially when it is called mining and ready-mixed concrete, a number of materials must be broken and sieved. To do this, it is possible to use many different tools. The type and hardness of the material can be preferred by different technological devices. In addition, sieves are used to eliminate unrelated products. The process is thus successfully completed.
Materials called concrete; Mixing with different products is being achieved. These; are sand, crushed stone, and cement. Ready-mixed concrete is produced with a tool or plant. Ready-mixed concrete companies use very different types of plants. The characteristic of concrete is its preparation with the devices at the desired ratio and consistency. In other words, a number of tools that are technologically advanced during production are used. The materials used for good ready-mixed concrete must be of very high quality. Adaptation is another important criterion.
Another name is prepared in ready-mixed concrete, concrete production plants with central concrete. Produced with a mixer. Inside it is cement, sand, crushed stone, or gravel. It is completely error-free because it is prepared with technological systems. Durability is very high. There is a certain sequence of operations. Turkey is very rich in terms of ready-mixed concrete plants. The number of companies doing this type of work is numerous. The important thing is the establishment of the appropriate power plant. Experiments in the present process are of vital importance.
Ready-mixed concrete is one of the products that are produced in power plants and which is indispensable, especially for construction. There are cement, crushed stone, and gravel. In addition, it is produced in an extremely fast way because it is automatically mixed with the mixer. The process is complete as soon as a homogeneous image is generated. Turkey has in recent years made a big difference in ready-mixed concrete. Ready-mixed concrete has many different advantages. Low cost and quality come first.
Ready-mixed concrete, which is used in buildings, dams, and other construction, is produced with a highly developed technology and system. Therefore, the quality is high. It is obtained by mixing the materials in certain proportions. Crushed stone is prepared by using water, cement, and gravel. There are different stages. The whole process is provided by advanced technological devices. The prices of ready-mixed concrete vary according to both quality and quantity. Ready-mix concrete of the same type is not used in each structure. The type of project is therefore very important.
The most basic material needed for construction is ready concrete. Ready-mixed concrete companies produce this with their concrete batching plants. In the structure, there is cement, crushed stone, gravel, and water. The issue of how much of these will take place after the experiments in the power plants, a special formula is created for this. Ready-mixed concrete can be used in all areas. All of the buildings benefit from this material. In addition, the dam companies, again work with this product. The quality may vary. It is produced in concrete batching plants. Prepared after a number of calculations.
Dam, building, stadium, and many other buildings; It is being built with ready-mixed concrete. Therefore, ready-mixed concrete has great importance in the sector. Plants are also prepared in the plant. It contains cement, water, and aggregate. It has an average rate. What is important is the quality of the material used and the harmony of each other. Ready-mixed concrete companies; produce by means of power plants having different characteristics. The additive can be added to concrete. However, this ratio should remain at a maximum of 2 percent. More quality deteriorates.
Ready-mixed concrete, another name for the plant with concrete; is homogeneously obtained by mixing a number of materials. Ready-mixed concrete is produced with aggregate, cement, and water; in the concrete production plant known as power plants. The area of use is extremely wide. Used in all buildings. An agreement is also reached with the ready-mixed concrete companies for all kinds of dams. This material begins to dry after a certain period of production. Since it is prepared with technological systems, its usage time is very long and durable.
Ready-mix concrete, which is produced in power plants and used in construction, is prepared by the automation system. In facilities with advanced technology; concrete is produced through a certain formula. A number of experiments are required. Material quality is compared. The problem of adaptation is thus eliminated. Ready-to-use concrete companies start production through the current formula. The area where it is used is very large. Ready-mixed concrete is preferred for the construction of stadiums, buildings and dams. Quality ready concrete can be durable for a long time.
The concrete plant is a technologically advanced system designed to produce concrete. Concrete; is known as the main material of structures. It is used mostly in the construction sector. Producing concrete is a process carried out through power plants. Cement, water, gravel, and sand; It is the raw material of concrete. The bunker and the mixer located in the power plant are mixed. Thus, concrete is obtained. Today there are many different concrete batching plants. One of them is known as a mobile concrete batching plant.
Producing concrete, which is one of the basic building blocks of all kinds of buildings, becomes very easy with the concrete batching plant. Existing facilities are built out of the city. There is a different production principle. Designed using the technological infrastructure. By successfully mixing cement, aggregate, additive, water, and cement, it provides construction materials. A product that passes through more than one stage becomes extremely durable. Different formulas are created during production. The material to be used is very important. Some experiments are carried out in this respect. It's pretty fast. In addition, the operator can be preferred without any problems after the training.
The concrete batching plant is a name given to all of the facilities established to produce large quantities of concrete. In the power plant; weighing band, mixer feeding belt, bunker, bucket, concrete mixer, and cement silos. Before producing concrete, the quality of the material is checked first. Various experiments are performed. After that, the production phase is started. Mixed materials include cement, additives, water, and aggregates. Pebbles can also be added from time to time. The concrete batching plant, which runs through a formula, produces a fast and technology-based production at this point. There is no possibility of error. It is purchased by concrete manufacturers according to different types.
Construction is the first building material that comes to mind when it comes to concrete. The production of concrete generally consists of a number of processes. It is now a technology that has been left behind to do the mixed operation with cement and perform it manually. Therefore, there are facilities known as concrete batching plants. These structures are used in the production of ready-mixed concrete. There are multiple sections. It works with a very technological system. The material to be used for concrete is tested and its quantity is determined. Immediately after that, the production phase is started. The concrete plant is divided into several classes with different characteristics.
The structures which are active for the production of concrete in sufficient quantities are named concrete batching plants. It has a very uncomplicated working principle. The aim is to produce concrete both in quality and fast. Materials are not prepared with the eye procedure. A number of experiments are carried out. After this, the formula of the concrete to be produced emerges. The current formula is taken by the operator of the plant. Then the weighing process begins. After the mixture, ready-mixed concrete emerges. The concrete batching plant is divided into different groups with quite different properties. You can choose the most suitable one for your company and start production immediately.
The concrete batching plant can be defined as a facility with many different types, preferred in the production of ready-mixed concrete. Concrete, which the buildings need, usually comes to life in such facilities. Many different materials are prepared by mixing with a concrete batching plant. There is a preparation period for this. The quality of aggregate, additive, water, and cement to be used in concrete is examined. The quantities are then adjusted. Concrete has a formula. According to this formula, production is started immediately. The concrete plant has 4 different types in general. Each plant has its specific features. Concrete plants are preferred because they are low-cost.
The main substance of the structures of different types is concrete. It is possible to gain an advantage in concrete production and save time. In addition, the material to be produced is also durable. Therefore, we see that the plants defined as concrete batching plants are used. The power plant has an extremely open automation system. In this way, the production of the material is much easier. In the power plant with various tasks, aggregate sieving, washing, transportation, storage, mixing, and weighing are performed. Designed using technology. Suitable for the production of large quantities of concrete. There is not a single type. Varieties are varying according to needs. Both installation and use are not difficult. The important thing is to select and operate a quality power plant.
Concrete is a basic building material used in many different areas. It has become one of the unchanging elements of the construction industry. The concrete batching plant is designed for this. In the facilities used to produce concrete in very large proportions, many different processes are carried out successfully. At the ready concrete point; There are different units such as aggregate sieving, conveying, storage, washing, weighing, and mixing. Through this process; water, cement, aggregate, and many other materials are turned into ready-mixed concrete. The size and capacity of the plants are not the same. At this point, the purpose of the use is of great importance. To produce concrete, companies must select a power plant according to its capacity.
A concrete batching plant is a technological facility known for its different advantages. Its task is to produce concrete. The materials required for concrete are broken stone, aggregate, water, sand, and cement. It is very important how much of them will be used. Quantities are determined by the concrete plant. No chance to get a job. It is possible to produce too many cubic meters of concrete during the day with the fast system. It is usually established outside the city and away from the living area. Installation procedures do not last long. Equipped with technological systems. There are different types. It has building materials such as a silo, feed band, coil, weighing tape, and bunker. It also has an automation system.
Concrete is the most needed material in the construction process of different structures. Now, cement mixed and hand strength is behind the period of creating concrete. Because the concrete batching plant can carry out the process successfully and rapidly. Acting on a working principle that is quite easy, the power plant is designed to produce ready-to-use concrete without touching it. There are different varieties. It is possible to choose according to the weight of the work and the preference of the user company. Aggregates, water, cement, stone, and sand are converted into the concrete through certain stages thanks to the power plant. All kinds of raw materials are used enough. It is possible to have information about the system through a very short training process.
Concrete Batching Plants are designed to produce ready-mixed concrete. Making concrete with this type of system so easy and fast. All requested materials mixing in these systems successfully. Most of the time erecting out of city centers. Type and models decide for request. It can be in many different capacities. For production high technologic equipment’s are using. Concrete batching plant aggregate bins, transfer conveyor, main case, mixing section, cement silo, and automation unit include. After the erection of the plant to operate it is so easy and user-friend systems include.
Concrete Batching Plant is a facility established to produce ready-mixed concrete. It attracts great interest because it is preferred in different sectors. Aggregate, sand, cement, crushed stone, water, and admixture are batched in this type of plant. After the batching, ready-mixed concrete is used as the building material of structures. There are different types and models of concrete batching plants. It is choosing for requested type of structure. In a concrete batching plant there is any type of electronic and hydraulic system works synchronize. All types of raw materials are weighed and dosed.
Concrete production is the production of a rapid move, a quality product that gives the name of the concrete batching plant is given. Concrete is one of the indispensable materials of construction. It contains cement, aggregate, water, and gravel. All of this is made possible by milling and grinding into the concrete. There are many different types of concrete batching plants. The manufacturer is allowed to make a selection according to its capacity and purpose. Storage, crushing, sieving, washing, mixing, and weighing are carried out successfully within the scope of the concrete plant. Used with an automation system. Training is short and easy.
If you live in a city in Turkey or around the world or in one of the cities adjacent to it, and you need high-quality concrete, then you can purchase it directly at the Hawkplant concrete plant. The plant belongs to the modern manufacturers of various concrete mixtures and produces almost all types of concrete that are only used in construction. All types of concrete presented at us differ in high quality, have excellent operational characteristics and correspond to all requirements.
What is a mobile concrete plant?
There are many dilemmas in the construction industry that need to be addressed. Finding equipment is perhaps the most painful issue.
Double wedge regulation device, elastic restrictive shock absorption device;
As a variety of ore species, the first channel operation, the jaw broken invariably plays an important role. This type of equipment has cavity optimization, heavy eccentric shaft, high cheek manganese ore, high work efficiency, and broken competence, effectively reducing the amount of investment.
Concrete is the most commonly used building material. It is extremely durable and functional. That is why the topic of concrete plants DOES NOT lose relevance. Today, the most popular is a variety of concrete mini-plants or mobile concrete units (MBV). Such compact installations have many advantages that each builder uses to their advantage.
The mobile crusher for primary crushing is equipped with a high-quality jaw crusher, since the end of the 20th century, there were several million units (sets) of broken equipment installed around the world. With applications from one to the application of multiple terminal lines, the device can meet the diverse needs of customers.
The products that can be manufactured on mobile concrete plants are no different in quality from the concrete delivered from large stationary plants. Moreover, thanks to the small production capacities, it is possible to obtain an even better solution due to more accurate dosing and selection of the ingredients of the mixtures.
The leader among building materials is concrete. The modern building material, created based on cement binder, water, sand, and gravel was patented. Plasticizers and other additives give concrete additional properties. The classification of concrete used in construction is carried out by the requirements.
Traditional, stable and reliable, safe
Concrete mortar is used in all types of construction. It can have different properties, depending on what purpose it is made for. More often the solution is kneaded at the construction site, but to achieve maximum strength of the concrete structure, it is constructed from factory material, which is called ready-mixed concrete.
During any construction, concrete is an indispensable material. A variety of formulations and characteristics ensure the durability and strength of structures. Most often, builders carry out the order of the finished mixture in large volumes, expecting the supplier to guarantee quality and efficiency. However, is this always the best solution?
The scope of concrete in construction is very wide. Therefore, starting construction, it is very important to determine the brand of concrete as soon as possible, make a preliminary estimate, and find a way to obtain it: delivery or own production.
Application of washers: why does the quality of fasteners improve when they are used?
For a true entrepreneur who seeks to achieve heights in his field, the quality of our products will be decisive when choosing our products. That is why we do not doubt that you will choose favor of the mobile concrete plants presented by us from the MBU company. The following facts allow us to talk about the high quality of equipment:
Mobile sorting plant to provide for large sorting and fine sorting. According to the comparison parameters and model selection, the shielding means can be adjusted to obtain the finished product of various size ranges, wider coverage, and various processing needs of the project.
The construction of a concrete plant depends on the requirements for the finished product: quality, brand, planned consumption volumes, seasonality of use, availability of consumed resources, and other factors. By type of technological cycles are divided into factories:
A concrete manufacturing business plan should evaluate the competition and shape pricing policies.
This is a critical aspect of the concrete business. Even though the manufacturing technology of the building mixture is simple, it is not possible to do without a special production line that is fully automated, it is called a concrete plant or concrete unit. They allow you to strictly adhere to the established concrete formulation.
Combined with outstanding manufacturing technology and accurate analysis of technology, the European-style rotary crusher makes its debut in the market. In the operation of safety and stability equipment, the bearing capacity is higher, and the device’s partial automation adjustments, especially emphasize the intelligence and advanced technology specifics.
According to your applications, batching plants and other units of the HWK series are equipped with a plant to produce concrete in compact, mobile, or stationary versions.
A cement silo is used to store and receive cement from a cement truck in the production of concrete and reinforced concrete products. Today, with a huge number of construction works, the equipment with all kinds of aggregates and equipment to facilitate all types of construction has reached an extremely high level. Among the construction equipment, so numerous pieces of equipment, cement silos do occupy not the last place.
Concrete units are intended to produce concrete immediately at construction sites. Concrete batching mixers are also actively used in repair and decoration.
Our company, Hawk Plant is taking an example of domestic manufacturers of concrete plants. What are our advantages?
Concrete is an artificial stone building material obtained by molding and hardening a rationally selected and compacted mixture consisting of a binder (e.g. cement), large and small aggregates, and water. Without this material, modern construction is impossible. When hardening, concrete forms a solid monolithic base, which is used when laying the foundations, and the production of concrete products.
A crushing and screening plant is used for the primary and secondary processing of raw materials. In particular - for grinding by crushing ore, gravel, sorting rocks, and sand gravel. At the same time, the crushing and screening complex works excellently not only on the production site but also in the open area, for example, near a quarry. The complex has automatic control and can work in two shifts.
A leading global manufacturer of crushing plant and screening equipment, we offer modern requirements of any scale to reduce emissions and make smart decisions. including a quarry and a full crushed stone plant. Also, we provide a separate crusher and its spare parts. Hawk Plant has;
Mobile batching plants are an ideal solution at a reasonable price for the quick organization of the production of concrete mixtures directly at the construction site. The mobility of the equipment for the mobile bathing plant makes it easy to transport it to a new construction site. Such a concrete installation provides the customer with convenience and significant time savings, and its performance is practically not inferior to stationary concrete plants.
If the concrete was not such a tough mass and you would not usually need it in such large quantities, you could also stir it with the kitchen blender: nothing else makes ready-mix concrete. By optimally distributing and mixing agitator in him the individual components of the concrete are mixed as homogeneously as possible.
Ready-mix concrete is concrete that is manufactured in a batch plant, according to a set recipe, and then delivered to a worksite, using a transit mixer. It is a type of concrete that is blended in a specific proportion of cement, water and aggregates at a central location and then delivered to the construction site in a ready-to-use condition. This eliminates the need for the site contractor to purchase and store raw materials, measure and mix them on site.
Cement is a building material that has been used for thousands of years. The earliest known example of cement is from the island of Cyprus, where a type of cement called "pozzolanic cement" was used in the construction of the city of Kourion in the 4th century BC.
