Ceramic Foam Filter, Honeycomb Ceramic, Catalyst Carrier manufacturer / supplier in China, offering Food Grade PP Plastic Hollow Balls 19mm 20mm 25.4mm 28.6mm 35.4mm for Roll on Bottles and Sous Vide, 0.3" 0.5" 1" Stainless Steel 304 316L Super Raschig Ring, 25mm 50mm Super Intalox Saddle Ring Plastic Saddle Ring with Serrated Edge for Tower Packing and so on.