Tower Packings, Ceramic Balls, Molecular Sieve manufacturer / supplier in China, offering 10-60ppi Silicon/Sic Carbide Ceramic Foam Filter for Metal Filtration, 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 and so on.