China Flat White Folding Respirator Mask Filter Media, Find details and Price about China Supporting Layer, Kf94 Mask Material from Flat White Folding Respirator Mask Filter Media
Item | Weight | Thickness(mm) | MD Strength(N/5cm) | CD Strength(N/5cm) | Breathability(L/m2.s) |
SLW-45PP | 45g | 0.2 | ≥55 | ≥25 | ≥3500 |
SLW-55PP | 55g | 0.25 | ≥80 | ≥30 | ≥3000 |