SMS is a nonwoven three-layer (Spunbond + Meltblown+Spunbond) which allow spunbond nonwoven to improve its qualities. While the two outer layers of spunbond confer it an excellent resistance to tearing, the inner layer of meltblow contributes with a very high filtration efficiency,being an excellent bacterial barrier.Howeve, it allows the passage of air.
The properties of SMS.
High merchanical and chemical resistance
Excellent barrier against the passage of fluids and bacteria filtration.
High opacity and coverage
High absorption capacity.