... and case cover of radiator, cooling fluid's standby case, water valve, oil box' cover, pump impeller, shell of gasification machine ... , shell of irrigation and drainage, valve, joint and bush of water and so on.Other field:Pharmacy & packing Machine: transporting screw ... , window frame, wash pot, water tank, pulley for portiere, shell of water meter and tie-in of water pipe.The main property of POM ...