Crusher machines are mainly used for crushing of coal, iron ore, rock phosphate, bouxite and other ores.these machines require highly impact and wear resistant materials to give long life of spares to avoid frequent change of these spares.
mn-steel material, which is, highly impact and wear resistant material at present is recommended to manufacture spares for crushing and grinding machines.
mn- steel has various grades as per indian standard with 11 to 17 % of manganese content.these material are manufactured as per is-276.
General spares required for crusing and grinding machines are:
hammers, liner plates, mantles, shell liners, blow liners, wall plates/liners, diaphragm plates, jaw plates, plain & tooth ring hammers. etc ……..