50-500 ton per hour  XL series  screw sand washer , screw sand washing machine  for river sand   

Screw sand washer is the professional sand washing machine developed on the basis of previous technology and combined with the actual situation of sand and gravel industry. It is a high-efficiency sand washer which can separate the excess powder and mud and so on in the raw material. When working, the sand will grind each other under the driving of the impellers. By this way it can not only remove the impurities wrapped on the surface of the sand, nut also destroy the vapor layer wrapped around the sand, and completes the impurity cleaning processing in powerful water flow.

Scew Sand Washer Application :

It is suitable for washing, grading, impurity cleaning for metallurgy industry, construction material, etc. It is the indispensable sand washing equipment for housing construction, bridge construction, highway and railway project, etc

 2. Cleaning and upward conveying at the same time.

3. Low water consumption; durable.
4. Impellers use wear resisting plate or polyurethane material, reduce the running cost.
5. Designed according to low volume, low investment.
6. Capacity of screw sand washer is above 100t/H, effectively control the sand washing loss.

Working Principle of Screw Sand Washer 

  The material pours in the from the end of input,the spiral impeller rotates by the driven of the motor and the reducer,and then push the material inside the hopper close to the end of output.Thus,under the action of being advanced,mixed and the flushing water,the mud wrapped on the material and the impurity go separately.Finally,the separated fine sands are discharged from the discharging port under the advancing movement of the spiral.Thus,the continuous work of washing sand is finished again and again.Promptly carries off the impurity and the small proportion foreign matters,and discharge from the overflow port tank washer,completes the cleaning action.The clean sand and crushed stone is carried off by the leaf blade,and ids finally poured into the discharge chute from the revolving impeller,completes the cleaning action.

Specifications :