Ningbo Welwork Ppe Co., Ltd.
Ningbo Welwork Ppe Co., Ltd.
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DM043V -3 -- Valved Dust Masks
- Material: non-woven fabric,3-ply
- Adjustable aluminum(PP) nose piece design, suitable for different facial size.
- The front piece is naturally contoured for less pressure
- Dura-Mesh housing resists collapse in heat and humidity
- Soft lining for comfort and durability
- Elastic headstraps for comfortable wear.
- CE FFP1/ FFP2/ FFP3 quality standard can supply
- - Packing: 20pcs/box,400pcs/ctn
Standard | Penetration | Trapping Rate | Resistant |
FFP1 | 20% | ≥80% | 21mm H2O |
FFP2 | 6% | ≥94% | 24mm H2O |
FFP3 | 1% | ≥99% | 30mm H2O |
N95 | 5% | ≥95% | 35mm H2O |
N99 | 1% | ≥99% | 35mm H2O |
N100 | 0.03% | ≥99.7% | 53mm H2O |