SMS (Spunbond + Meltblown + Spunbond)
SMMS (Spunbond + Meltblown + Meltblown + Spunbond)
Spunbond an meltblown are boiled down to spunmelt technology.
SMS and SMMS are produced from %100 polypropylene resins after molten extrude draw and webbed onto a conveyor, wind up at length.
The SMMS is four layer nonwoven; two layers of meltblown nonwoven is sandwiched between two layers of spunbond, like the SMS Nonwoven fabric, the meltblown nonwoven here is doubled.