Hammer Crusher by collisions with material of the high-speed rotating hammer body and crushing material, it has a simple structure, big crushing ratio, high production efficiency etc, can make dry, wet two forms. Hammer crusher for crushing all kinds of medium hard and abrasive weak material. The material does not exceed 100 mpa compressive strength, water content less than 15%.Being broken material for coal, salt, chalk, plaster, brick and tile, limestone etc.