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Roller crusher is widely used for fine or superfine crushing in the industries of mining, construction materials, metallurgy, chemical industries and so on. It can crush all kinds of materials under middle hardness, such as ore, rock, coke, coal, clinker, ceramic raw materials, slag, refractory materials, chemical materials and so on.Roller Crusher - YouTube,May 18, 2012 · Amazing Dangerous Heavy Equipment Factory Machines Crushing Cars Destroys Everything Fastest Skills - Duration: 10:57. CNC Works 14,191 viewsJoyal-Roller Crusher,Roller Crusher For Sale,Roller,,The roller crusher has widely application in the industries of mining, building materials, chemical industry, metallurgy, etc. The roller crusher can do secondary and fine crushing of materials with middle hardness or middle minus hardness, such as mineral, rocks, coke, coal, slag, scoria, and fire-proof material, etc.