QST1200 / QST1800, Intelligent Sand Making Production Line 50 to 500 t/h
QST1200 / QST1800

Intelligent Sand Making Production Line 50 to 500 t/h

Manufactured sand from 50 to 500 t/h with MR and DM sand makers, screening and washing.

This is a complete sand making plant rather than a single machine. Material conveying, multi-stage crushing, precision sand making, screening, washing and electrical control are integrated into one automated circuit. Two core units carry the shaping duty: the MR sand maker and the DM high-pressure roller sand maker. Standard line capacity runs from 50 to 500 tonnes per hour, and the plant accepts ores, rock, industrial solid waste and construction debris as feed. Core equipment includes a vibrating feeder, a jaw crusher, an MR or DM sand maker, a vibrating screen, a sand washer, belt conveyors and an integrated electrical control system. Material is fed at a controlled rate to the jaw crusher for coarse reduction, then shaped in the sand maker, graded on the screen and washed to remove soil and dust. Oversize material returns to the sand maker and is processed again, so the circuit keeps working in a closed loop. Typical users are sand and gravel yards, building material plants, road infrastructure projects and concrete mixing stations.

Category
Raw Material Crushing Equipment
Customization
Designed to your site and target output
Warranty
12 months on main components

Product Description

<h2>A Complete Manufactured Sand Plant</h2><p>Producing specification sand from rock is a sequence of operations, not a single crushing step. This line bundles conveying, staged crushing, precision sand making, screening, washing and electrical control into one automated system, so the operator deals with one integrated plant instead of several unrelated machines that have to be matched by hand. Because the stages are sized to one another, the plant can be commissioned as a single system, with the electrical control panel coordinating feeder speed, crusher load, screen and washer. That coordination is what holds output steady when the hardness of the incoming rock changes.</p><h2>Core Equipment and Process Flow</h2><p>The set comprises a vibrating feeder, a jaw crusher, an MR or DM sand maker, a vibrating screen, a sand washer, belt conveyors and an integrated electrical control system. The vibrating feeder meters material at a steady rate for primary coarse crushing in the jaw crusher, which reduces large rock to a workable size and relieves the sand making stage. The reduced material is then shaped in the sand maker, graded on the vibrating screen and washed in the sand washer to strip out soil and dust.</p><h2>Choosing Between the MR and DM Sand Makers</h2><p>Two sand makers cover different duty profiles. The MR sand maker handles fine crushing and shaping in a conventional configuration, while the DM high-pressure roller sand maker suits high-volume reduction. Because both are part of the same line, the pairing can be selected and combined to match raw material hardness, target capacity and the grading the finished product has to meet. That flexibility is what lets one design serve both a small yard and a large station.</p><h2>Screening, Washing and Closed-Loop Return</h2><p>Screened material that fails the size standards is returned to the sand making equipment and processed again, so output is not lost as reject. Washing removes the fines and clay that would otherwise lower the value of manufactured sand in concrete. Together, the return loop and the washer give a product that competes with natural sand on grading, cleanliness and consistency.</p><h2>Capacity and Markets</h2><p>Standard line capacity reaches from 50 to 500 tonnes per hour, so the same family of plants covers small yards and large, standardised production. Applications include sand and gravel yards, building material plants, road infrastructure projects and concrete mixing stations. Buyers typically choose a one-stop complete equipment supply with technical support through commissioning, because matching crusher, screen and washer settings is where most of the final product quality is decided.</p>

Key Features

  • Integrated plant combining conveying, staged crushing, sand making, screening, washing and electrical control.
  • Two sand makers cover different duties: the MR sand maker and the DM high-pressure roller sand maker.
  • Standard line capacity from 50 to 500 tonnes per hour, covering small yards and large stations.
  • Core units include vibrating feeder, jaw crusher, sand maker, vibrating screen, sand washer and belt conveyors.
  • Closed loop returns off-size material to the sand maker, so less finished value is lost as reject.
  • Feeds on ores, rock, industrial solid waste and construction debris for flexible raw material sourcing.

Send us your requirements

Tell us your target output and the raw materials you have, and we will send a detailed quotation.

Technical Parameters

Parameter QST1200 / QST1800
Model QST1200 / QST1800
Sand Makers MR sand maker and DM high-pressure roller sand maker
Capacity 50 to 500 t/h
Core Equipment Vibrating feeder, jaw crusher, sand maker, vibrating screen, sand washer, belt conveyor, electrical control system
Feed Materials Ores, rock, industrial solid waste, construction debris
Process Type Closed-loop automated production

The pictures and parameters above are for reference only, and the final interpretation right belongs to our company. Final specifications are confirmed in the contract.

Inquire about this machine

Send us your requirements for the QST1200 / QST1800 and we will come back with the machine list, a layout drawing and a price.

  • The products you want to make and their sizes
  • The output you need per shift
  • The raw materials available to you
  • Site area and available power supply

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Frequently Asked Questions

What capacity does a standard sand making line reach?
The standard production capacity of this line ranges from 50 to 500 tonnes per hour. Actual output within that band depends on the raw material, its hardness and moisture, and the finished grading that is required. Within the same plant family, configurations cover small yards through to large, standardised sand production.
What is the difference between the MR and DM sand makers?
Both are sand making units, but they suit different duty profiles. The MR sand maker is used for fine crushing and shaping in a conventional configuration, while the DM high-pressure roller sand maker is chosen for high-volume reduction. Selection depends on raw material hardness, target capacity and the required product grading.
What raw materials can be fed into the line?
The plant processes various ores and rock, and it also accepts industrial solid waste and construction debris. That range means an operator is not locked into a single quarry source, and waste streams that would otherwise be dumped can be turned into saleable manufactured sand.
How does washing improve the finished sand?
The sand washer removes soil, dust and other fines carried over from crushing and screening. Clay and dust lower the bond between sand and cement in concrete, so washing raises the value of the product and makes it easier to substitute for natural river sand in structural mixes.
Is the line suitable for a small operation?
Yes. One plant family spans small yards and large standardised lines, and configurations follow the customer's output target and site conditions. A small operator can start at the lower end of the capacity range and still get the same integrated control, washing and closed-loop return as a large station.

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