... specializing in various castings (cast iron) of pulleys & sheaves as per customers' drawings & samples. FEATURES TO Cast Iron,CASTINGS OF PULLEYS & SHEAVES ... to 5000kgs; For ductile iron casting:up to 3500kgs; 11.Representative product:Small pulley,Big pulley,machine bed,machine table ... bearing stand,housing,casing,cover,valve body,pump body,big ring gear,bolster,frame,rear frame,front frame,engine ...