... -Even final size, -Simple structure, -Reliable working condition, Jaw Crusher Jaw Crusher appeared in 1858, the first widely used in road construction ... operation, easy maintenance, less operating cost and so on. Jaw Crusher widely used in mining, smelting, building material, highway, railway, ... higher than 320MPa (MPa) of various hard and soft ore, the largest block of material to be broken shall be ...