Spunbond + Meltblown + Spunbond, commonly known as SMS is a tri laminate non-woven fabric. It is made up of a top layer of spunbond polypropylene, a middle layer of meltblown polypropylene and a bottom layer of spunbond polypropylene. This is a high durability and filtration efficiency, adhesives free, non-toxic fabric. It’s mainly used in making health protection and healthcare sector products such as surgical gown, hat cover, isolation clothes, medical face masks and other PPE.
The SMS fabric filtration efficiency is high (over 90%). However, the easily broken structure should only be disposable use, washing or reusing is not allowed because the filtration capacity of the product will be reduced.