PP转了子弹

PP filter cartridge is made of melted 100%food grade polypropylene.Comparing with PP string filter cartridge,it has better chemical durability and longer service life.Various different length and filtrating rateare available for your choice. Micro1,5,10,20,30,50mic Length4,5,7,10,20,30,40 Category:flat type,grooved type,Press line type,Plastic core type,LOGO type,PP with blue cap type,Acupuncture type OTESpecial specification and nonstandard length depend