Use and applicable scope: The hammer breaker is suitable for breaking all kind of material which is crisp, center- hard, the superficial moisture does not surpass 2%, the compressivestrength does not surpass 15Mpa. This mahcine can be applied in coal, metallurgy, building materials, chemical industry, electric power etc.( breaking the thin pulverized coal, thecoal stone, the limestone, the shale, ...