... CASTINGS 2.HIGH RESIST WEARING OEM ALL KINDS OF CRUSHER SPARE PARTS HAMMER 1.hammer,the ... high manganese steel parts4.we can supply all kinds of crusher parts, such as jaw plate, concave, liner ... 26years, through this year hardworking and research, our quality have step on internation way, and specially we ... are very plenty.6.we have got the certificate of ISO9001:2002, ISO14001:2004,GB/T28001:2001 OEM ...