Four roll crusher is used for crushing hard, medium-hard and soft materials with compressive strength less than 240Mpa, and humidity less than 30%, and the material should be less powdery, for example: coal, coke, fertilizer raw materials, petroleum coke, glass tube, chemicals material and etc. Four roll crusher has lower maintenance costs, high crushing ratio, reliable performance, low dust, low noise and other features.

Four roll crusher equipped with four rollers and it can be divided into two types:

²  Four roll two mill type

Four roll two mill type is suitable for material with feeding size less than 90mm, and particle size of finished material with 60 mesh to 5 mm. For example: coke powder produced by steel mill, pulverized coal produced by coking plant, quartz powder produced by quartz industry, iron powder produced by iron ore industry.

²  Four roll three mill type

Four roll three mill type is suitable for material with feeding size less than 90mm, and particle size of finished material with 90 mesh to 5 mm. For example: quartz powder produced by mine industry, refined iron powder, micro powder and pulverized coal produced by cement plant, gypsum powder produced by building material factory and etc.

Technical parameters of four roll crusher: