... production line manufacture and R&D, production sales for SMS, PP, PET, PLA post-processing,bicomponent,,nonwovens. C ... Polypropylene Spunbond Nonwoven Fabric The raw material of our product is polypropylene, Acid alkaline, non-toxic,strength ; Breathable, waterproof ... decoration, water shield, filtering material ,fabric for roadbed and dam, etc. 3200MM PP nonwoven fabric making machine ( brand c.l)