... ring gear,big pulley,big sheave,bolster,frame,rear frame,front frame,engine block,mill-ball,hammer,jaw plate,bucket tooth ... link rod,barre liner,grate plate,top grate,open grate,front wall and rack etc. Part 2 Features to forgings and their ... 0.5kg up to 800kgs.10. Representative product:balance shaft,front frame,forged link rod,connecting rod,big ring gear,forged ...