SMS nonwoven fabric (Spunbond + Meltblown + Spunbond Nonwovens) belongs to composite non-woven fabric. It is a compound product of spunbond and melted spray. It has the advantages of high strength, good filtration performance, no adhesive, nontoxic and so on. At present, it is mainly used for medical and health protection products such as surgical gowns, surgical caps, protective clothing, handwashing clothes, handbags and so on.
The full name of PP is polypropylene, and Chinese is called polypropylene. NW is the abbreviation of nonwoven, it is nonwoven or non-woven fabric. It is a fabric that is woven through the airstream or mechanically, then Spunlaced, needle punching, or hot rolled and reinforced, and then finished. Ppnw means nonwovens made of PP fibers. Due to the nature of PP, the final performance of the cloth is strong, but its hydrophilicity is poor. Usually the ppnw process is spun into mesh and strengthened by hot rolling. General ppnw has a wide range of uses, packaging bags, surgical protective clothing, industrial fabrics, etc.