Innovative Roller Screen Coal Ash Screening Sieving Machine for Customers' Request

Rotary screen is also named drum screen or trommel screen which is consist of four parts: drum, undersize hopper, support base, drive device.
When material feed into the drum, under the influence of large centrifugal force, material will make a sprial movement along with drum surface. Meanwhile, oversize materials was removed out of discharge outlet; qualified materials(different sizes) be collected in undersize hoppers. Then sent to be the next system by belt conveyor or other.

There are four types trommel screen in our company: 1. enclosed type; 2. open type; 3. heavy-duty type; 4. light-duty type.

1) Quarry: gravel, clay, mountain meal, sand, etc.
2) Coal Industry: lump coal, coal dust, coal washing, etc.
3) Cold Mine: gold screening and washing
4) Chemical Industry: sifting calcium oxide, compost
5) Metallurgy, construction, mineral-selecting, etc.
6) Recycling Industy: solid waste, scrap tires, plastic, etc.

Feeding into the drum, material is lifted up by the rotation and aerated as it falls back down. This action is repeated with each revolution along the length of the drum. The finer material passes through the screen openings while the larger material tumbles towards its eventual exit at the rear of the drum.

1 Packaging: Specially made wooden boxes and containers.
2 Shipping: 5-45 days after receiving initial payment.