non-woven face mask are manufactured and packed in cleanroom envinronment ultra-low lint and contaminations level process in critical cleanroom(class10/100）environment. Manufactured in ISO factories with in-house laboratory.
Spun bond polypropylene/paper/ultra low-lint material.
Material: Material description: PP non-woven fabric with inner and outer layers, PP melt-blown non-woven intermediate filter layer (total of three layers).,60g/m2.
Nose Bar: 100% recycling plastic bar or metal.
Bacterial filtration efficiency(BEF):min.99%.
Skin irritation:almost negative
Parcicles:less than 100ea(dry flex test)
Standard: CE approved, EN149:2001
Packing: 50pcs/bag or box, 2000pcs/CTN, 54x44x40cm/CTN, G.W. 10KG/CTN.