... material to ABS, PP, PC, PVC plastic box for the material. FEATURESUSESFILTER MEDIAPROTECTING FRAMEGRADELarge filtering surface ,Light ... weightCompact structure,Economical and practicalAvailable for exact machine terminal supply unit, dust collectors used ... media.The filtration efficiency can reachover 99.9% for powder diameter more than 1micorn.No support to pleat and ...