Sand Aggregate IndustryComprehensive Service ProviderRaw materials are fed uniformly into the primary jaw crusher (A2) via the feeder (A1) for primary crushing. The crushed materials are conveyed by a belt conveyor to a transfer bin for storage.
Materials in the transfer bin are fed by the feeder (A3) onto a belt conveyor, which transports them to the impact crusher (A4) for secondary and fine crushing. The materials then pass through the vibrating screen (A5) for screening:
- Materials larger than 31.5 mm on the first layer are conveyed back to the transfer bin by belt conveyor for storage;
- Other materials meeting the finished product requirements are sent to the finished product stockpile.
Materials meeting the sand-making feed requirements enter the sand making machine (A7) for sand production, and then pass through the vibrating screen (A6) for classification. Stone materials of different specifications are separated and conveyed to the finished product stockpiles.
The combination of a feeder and a soil-removal screen pre-screens out small-sized materials, which are then screened by the vibrating screen (A8) to remove soil, stone powder and part of the crushed stones. This reduces over-crushing and thus increases the capacity of the primary crusher.
With a parallel vibrating screen arrangement, the screening efficiency is 50% higher than that of the traditional two-stage screening system. It can produce finished aggregates of multiple specifications simultaneously (e.g., 0–5 mm, 5–16 mm, 16–26.5 mm, 26.5–31.5 mm) to meet different engineering requirements.
The production line adopts a dual-line parallel and high-efficiency collaborative process design as a whole. It is equipped with large intermediate storage bins to realize raw material buffering and uniform feeding, optimize material flow rhythm, reduce equipment start-stop frequency, lower energy consumption and wear, and further improve the operational efficiency of the whole line and the quality of finished aggregates.
The 200t/h stone production line configuration is PCZ1510 heavy hammer crusher ZG0938 vibrating feeder 2YK1560 vibrating screen*2 sets.
The pics show actual site of the production line which adopts fully-closed structure. Since little powder is produced in the process such eco-friendly stone production line has been widely promoted across China.
The DMCA air filter is configured in this production line to collect the powder and improve the whole production environment.
Relying on local river pebble resource the customer invests such a 300tph stone crushing line. Our KPC1313 hard rock crusher adopts the rotor with two rows of hammers so it can fully crush the materials. Hydraulic cylinder pulls the the s

Based on the customer's site conditions, production capacity requirements and raw material characteristics, we will provide layout design for the production line, equipment selection and process optimization solutions.

The professional technical team offers systematic training on equipment debugging, production line operation, daily maintenance, repair and troubleshooting.

The equipment has obtained ISO9001 and EU CE certifications, has received over 200 patents, offers a one-year warranty period and subsequent lifetime technical guidance, including spare parts supply and emergency fault response.
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