Tower Packings, Ceramic Balls, Molecular Sieve manufacturer / supplier in China, offering 25/38/50/76mm Polypropylene Raschig Ring PP/PE/PVC/CPVC Plastic Random Packing, 1.5" Ceramic Pall Ring for Chemical Packing with Hight Acid Resistance, 25/50mm 304/316L Stainless Steel Super Raschig Ring Metal Randome Packing and so on.