Sand and Aggregate Facilities

Sand and Aggregate Facilities

Polygonmach Sand and Aggregate Facilities

Sand and Aggregate Facilities are industrial operations dedicated to the extraction, processing, and distribution of sand and aggregate materials essential in construction and manufacturing industries. Facilities of this nature are extremely important in the production of such basic materials as gravel, sand, crushed stone, and recycled concrete necessary for the construction of structures like buildings, roads, bridges, and various infrastructure constructions. However, these plants employ practices reaching from open-pit mining to sophisticated processing operations in the bid to process raw, extracted materials into aggregate products of various sizes and qualities that meet a whole certainty of industry-specific standards and requirements.

Core to each of these plants is processing plants that, in one way or the other, incorporate several processes and equipment for crushing, screening, washing, and conveying in the bid to arrive at products with homogeneous characteristics based on raw materials at hand. Gradation is obtained in several stages—reduction from large rocks and boulders—by subsequently screening them, separating the crushed material into different fractions. This is combined with washing systems that must discharge dust, clay, and other contaminants to obtain a final product as clean as necessary for making concrete or for laying asphalt. Sand and Aggregate Facilities therefore prove to be of much help in supplying the construction industry with a continuous supply of quality construction material required for any type of construction or infrastructure development project to be carried out.

Components of Sand and Aggregate Plants

1. Extraction Area

The extraction area presents the first instance in sand and aggregate facilities where raw materials, including sand, gravel, and other aggregates, are extracted from the ground. Typically, this is a region with open pits or quarries, in which drilling, blasting, and excavating machinery obtain this raw material from the place it is found in nature. Process and techniques of extraction vary according to the material mined and local geological conditions, with the purpose of maximizing efficiency while minimizing impact on the environment.

After extraction, the raw materials are delivered to the processing site for processing. The in-site transportation, typically done by heavy-duty vehicles, is a very important step as the type of machinery used needs to be able to handle a large volume of raw materials, for example, dump trucks and conveyor systems. This provides the crushing and screening units with a constant supply of material so that the operations can go on smoothly without any form of stoppages.

2. Crushing and Screening Units

Crushing and screening units represent the basic steps of sand and aggregate facilities, which process extracted rocks and minerals by reducing their size and classifying them into other sizes. Crushed rock or gravel is produced by the mechanical crushing of large rock formations, a process that uses jaw, cone, and impact crushers to break materials into small sizes. This processing is very important in changing large, massive raw materials into those of usable sizes for further processing and application on projects.

The crushed material is then fed through the vibrating screens to separate the material into its various sizes. The production of the aggregates therefore occurs at this step. The production includes the size needed in several construction applications, starting from fine sand to support the mixture of concrete to larger size stones for the production of bases in the road construction sector. The variability in sizes of operations availed at the screen operation units compacts versatility and expandable scope into the production sale.

3. Wash Systems

Washing systems are added for the cleaning of extracted and processed materials through the removal of the unwanted dust, clay, silt, and other impurities that would deteriorate the quality of the end product. They commonly use water sprays, dewatering screens, and sand screws for cleaning and classifying the materials. The wash process improves not only the cleanliness and quality of the aggregate but also possible environmental impact due to dusting.

The pretreated aggregates have to meet desired levels of cleanliness and quality at all times, more so for concrete and asphalt production. This sets the washing stage for critical requirements and customer and/or industrial specifications, making it an indispensable route in the processing process at sand and aggregate facilities.

4. Stockpiling and Loading Areas

At a sand and aggregate facility, storage and loading areas for the management and distribution of the finished product are also of paramount importance. At that point, the material either remains at processing sites in designated storage areas or is loaded directly onto trucks and other delivery vehicles. Storage options may take the form of open stockpiles in the open air, covered bays, or silos, each in its modality protecting the quality of the aggregate until needing dispatch.

The loading operation allows the use of conveyors, front loaders, or a thousand and one other miscellaneous types of material handling devices to load the processed aggregates into whichever type of vehicle is to be used to haul the products to the customer. Effective storage and loading operations are major contributors toward the facility's overall productivity and economic benefit, providing for continuous flow to the market in a just-in-time manner.

By bringing these pieces together at one facility, sand and aggregate facilities truly manage to transform raw, mined materials into quality products that are necessary for making up the construction sector, which in return feeds so many different types of construction and infrastructural use worldwide.

Usage Areas of Sand and Aggregate Facilities

Construction

They are important to the construction industry since they produce the base materials necessary to create infrastructure, homes, businesses, and most other types of construction. These facilities are key sources that provide the basic material for the making of concrete, asphalt, and other necessary materials used in construction. Aggregates from these sources are used in many forms of construction ventures, which include the erection of highways, bridges, buildings, and landscaping-type works. These plants secure the durability, strength, and overall quality of constructed structures with the production of high-quality aggregates, hence making them indispensable factors in the operation of the construction industry.

In addition, consistency and versatility in aggregates from such facility goes a long way to making the construction projects more efficient and cost-effective. The large demand for construction materials poses the challenge of availability for utilization. Timely supply of material in most cases has to meet deadlines and is of good quality. This responsibility falls upon contractors and builders. Sand and aggregate facilities meet this demand by producing different aggregate sizes and types for various types of constructions. This makes sure the project is completed on time and within budget. By being key suppliers to the entire construction industry, these facilities have enabled infrastructure development worldwide.

Infrastructure Development

Sand and aggregate facilities play a key role in supporting massive infrastructure development while providing the construction materials for roads, bridges, airports, railways, and other critical infrastructure projects. The infrastructure sector relies heavily on high-quality aggregates produced at these facilities to build structures that are intended to last, durable under heavy traffic and environmental conditions, among other challenges. The aggregate from these facilities is used in proper and efficient road construction to ensure that the material acts as competent stiff bases with provision for good drainage and adequate strength in the surface course.

In addition, these plants produce aggregates that form support for every bit of infrastructure development, right from the building base that can handle the load for the entire structure to producing concrete that is used as the spatial material of the structure. Being flexible, the use of aggregates spans virtually a wide range of infrastructure works, in addition to contributing to the resiliency and sustainability of built-up infrastructure. Help in infrastructure development for structural material base, the sand and aggregate operations are responsible for making possible the development of modern civilization and therefore improving quality of life in communities around the world.

Our design team configures various layouts by using our different types and sizes of feeders, crushers, screens, hoppers, washers and conveyors.

Our company’s main target is always to support our clients to choose the most suitable designs as per their real needs and to help them to avoid mis-investments that will cause waste of finance and/or high operational costs.

Please contact us to get the most suitable and optimized projects and offers that will be prepared by our engineering team and meet with your requirements completely.

​Layouts of our crushing and screening plants change according to

Production capacity of the plant

Quantity and size of final fractions

Type of material to be crushed.

Shipping friendly equipment of our crushing plants minimize the transport cost of our clients with its modular structure and availablity to be shipped within closed truck trailers and 40 ft OT containers.

Below are sample layouts of the plants that are preferred by our clients frequently

120-150 tph capacity crushing and screening plant including primary jaw and secondary cone crusher

250-300 tph capacity crushing and screening plant including primary jaw, secondary impact and tertiary impact crusher

250-300 tph capacity crushing and screening plant including primary jaw, secondary cone and VSI crusher

Sand and Aggregate Facilities

Sand and Aggregate Facilities


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Pioneer in Innovative Technology: Polygonmach

POLYGONMACH is a leading global manufacturer of concrete batchingplants, crushing screening plants, and asphalt plants. With TSE and ISO 9001 quality assurance certifications ans a commitment to innovation, quality, and customer satisfaction, we have established ourselves as a trusted name in the construction industry. Our extensive range of high-performance plants caters to the diverse needs of construction projects, ensuring efficiency, reliability, and durability.

 

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