... mechanical filtration. Our material for tower packing include: PP, PP+Fiber glass, PVC,CPVC,UPVC,HDPE,PVDF,Carbon steel,SS304,SS316 ... ,SS304L,SS316L and ceramic. Mail products: Pall ring Tellerette Bubble cap tray Demister Hiflow ring Mellapack Mist eliminator PTFE expansion joint ...