25mm 38mm 50mm Plastic Packing PP Pall Ring For Tower Packing Product Description Pall ring packing is a kind of open-hole ring packing with equal height and diameter. Each layer of window hole has 5 tongues. ... Lesen Sie weiter
25*10mm Aerobic PE06 Biofilm Carrier Floating Filter MBBR Bio Media Product Description Biofilm reactors are divided into fixed bed and flow bed. In the fixed bed, the biofilm carrier is fixed. In the ... Lesen Sie weiter
