1: SMS is the abbreviation of “Spunbond + Meltblown + Spunbond Nonwovens”, that is a combined nonwoven fabric which two layer spunbond have been combined with one layer meltblown nonwovens inside, conforming them into a layered products, called SMS nonwoven fabrice (spun-melt-spun), if combined with two layer meltblown nonwoven inside, it’s called SMMS nonwoven fabric […]