Detailed Product Description HuaJian Hammer crusher (hammer mill) is suitable for mid-hard and light erosive materials, whose pressure resistance strength is no more than 100Mpa and humidity lower than 15%, such as coal, salt, chalk, gypsum, blocks, limestone, etc. The PC-Hammer crusher is suitable for both dry and wet crushing of brittle, medium-hard materials for the mining,coal, metallurgic, ...