... pall ring:PE pall ring, PP pall ring, RPP pall ring, PVC pall ring, CPVC pall ring, PVDF pall ring, PTFE pall ring, HDPE pall ring.Plastic Pall ring most ... plastic: PE, PP, RPP, PVC, CPVC, PVDF, PTFE, and HDPE.Size: 5/8" (16mm); 1" (25mm); 1.1/2" (38mm); 2 ... ×1.5930.90127650056Φ7676×76×2.6730.9294193060 Plastic pall ring for tower packing