... , Plastic Covering balls,Plastic Conjugate rings, Plastic super intalox, Plastic Intalox saddles, Plastic Cascade rings, Plastic Pall rings and others.Pingxiang City Zhongxing ... material: PP.PE.PVC.CPVC,RPPAvailable type: Pall rings, intalox saddles, super intalox, Tellerate rings, raschig rings and so son Physical & chemical properties of ...