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Screw Sand Washer

  • Product info
  • Technical

Brief introduction


LZZG offer a wide range of Screw Sand Washer, which widely appreciated across many industries such as coal, aggregate and mineral. Fabricated using optimum grade Q345 steel material, our range of sand washer, gravel washer is appreciated for higher efficiency and durability. There is less chance of wear and tear and offers longer service life.


LZZG Screw Type Sand and Gravel Washer is widely used to remove dust from sand and hence improve the sand quality. The sand washer, gravel washer designed by LZZG is highly acclaimed for its minimum sand loss during washing, high efficiency and simple structure.

screw washer

Working principle


The Screw sand washer machine adopts inclination of 15°, under the water tank, three weir plates form the sediment pool, the screw head is immersed in this tank, the screw is driven by electric motor through reducer rotating continuously, the fresh water is feeding from porous plate at bottom of sediment tank.


The screw sand washer is a kind of sand washing machine, appliance by water fit with the sand maker. The sand washer can wash out micro amount of stone powder and impurities from the mixed sand made by the sand maker to improve the quality of the sand.


Through the generator and redactor drives the impeller to rotate in circles continuously in the water tank,the sand washers are impelled to make the sand stones and slag particles mixed, inverted and washed in the tank and discharged after dewatering of the materials in the impeller.

screw washing machine


  1. Simple structure and the bearing is seperated from water and materials, thus avoiding damage due to rusting;
  2. Quick and easy weir adjustment, applied to multiple working site;
  3. Longer screw shafts for better dewatering, less outflow of materials washed, high washing efficiency, fully meeting the requirements of high-quality materials;
  4. Long service life and less wear parts, long mainterance period, thus greatly reducing the cost;
Model Capacity(m³/h) Water consu-mption (m³/h) Spiral diameter (mm) Tank length (mm) Feed size (mm) Motor Power (kw) Weight (kg) Dimension (mm)
LXS920 30-100 10-80 920 8016 ≤10 11 4270 8715*1632*2075
2LXS920 60-200 20-160 920 8016 ≤10 11*2 7580 8715*2602*2075
LXS1120 40-120 20-150 1120 8532 ≤10 18.5 5560 9231*1833*2126
2LXS1120 80-240 40-300 1120 8532 ≤10 18.5*2 10000 9231*2995*2126


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