hammer crusher: 1:High efficiency in hammering; 2:Best after-sales sevice; 3:ISO&SGS certificated; 4:Durable wearing parts. Features of hammer crusher:Hammer Crusher is mainly used for crushing medium-hard or brittle materials with hardness not more than 300Mpa and 15% moisture, such as coal, cement, gypsum, alumen, brick, tile, limestone, etc. It has the features of simple structure, big ...