Tower Packings, Ceramic Balls, Molecular Sieve manufacturer / supplier in China, offering PP PVC PE PVDF Plastic Haier/Heilex/Crown-Type Heilex Ring 1.5′′ 2′′ 3′′ 4′′, Tower Packing Media PP PE Rpp PVC CPVC PVDF ETFE PFA Heilex Ring, 50/76/100mm PP Plastic Haier Heilex Ring and so on.