This strainer is special for filtrating the impurities from the silica gel. The design of the side roll highly improves the capacity of the machine and it has got the national patent. 1. Driver power: 75-90kW 2. Screw diameter: 200-220mm 3. Screw rod length to diameter ratio: 4: 5: 1 4. Screw rod rotational speed: 50rpm 5. Filters the rubber ability: 300-600kg/h

