... , PVC pall ring, CPVC pall ring, PVDF pall ring, PTFE pall ring, HDPE pall ring.Plastic Pall ring has feature ... gas liquid contact, small specific weight, high mass transferring efficiency and so on. The operation temperature is 60-150°C. ... a variety of plastic: PE, PP, RPP, PVC, CPVC, PVDF, PTFE, and HDPE.Size: 5/8" (16mm); 1" (25mm); 1.1/ ... pall ring (Material: PE, PP, RPP, PVC, CPVC, PVDF, PTFE, HDPE)