1.cartridge filter factory 2.material:stainless steel,steel 3..layer:1.2.multilayers 4..diameter: 20-300mm cartridge filter factoryCharacteristics• simple process, good ... 2,multilayer10-300mm10-500mmWelded mesh filter cartridge1.220-300mm50-500mmPerforated metal filter cartridge1.2, multilayer10-300mm10-500mm Expanded metal filter cartridge 1.2,multilayer 10-300mm10-500mm cartridge filter ...