Hammer crusher is used for the primary crushing that can crush material of maximum particle of 600-1800mm to 25mm or less than 25mm.The hammer mill is used widely for the secondary and fine crushing of mid-had material ,such as limestone ,slag and coal. It is prevalent in cement, chemical, electric power and metallurgy industry.
Hammer Crusher Working Principle
The main part of hammer crusher is rotor. Rotor consists of main shaft, disc, pin roll and hammer. Motor drives rotor to rotate at a high speed. Materials are fed into crusher and crushed by the rotor. There is a screen deck at the bottom of rotor, the products that reach the target may discharged through screen deck, and the coarse particles may stay on the deck for crushing until reach the target.