CKH-1008 Dual cartridge industrial half face dust mask

Structural features:

 Consist of four parts: mask body, dust filters, exhalation valve and head harness straps;            

To improve the compactness and reduce facial compression, the mask body replaced by a curved facade and enlarge properly;                   

Dust filters can be replaced;                                                                                      

    .

Specifications:

Dust collection efficiency(%) ≥95

Inhalation resistance≤49.0

Exhalation resistance(Pa)≤29.4

Rise of inhalation resistance(Pa) ≤117.6

Weight(g) ≤100

Dead space(cm3) ≤160

Application :

1.Please use as follows: Dust operating environment, Oxygen concentration should above 18% volume, do not apply to use in toxic gases operating environment;                                           

2. Keep the mask tightness before enter the non-toxic dust-exposed sites;                                  

3. The process of using, when short of breath or find particulate in the mask, please replace the dust filters in powder free place.   

Maintance: 

Remove the dust filters before washing, do keep it out of water, gently scrub the mask body in warm water with less than 30 °C, excessive force, or the water temperature is too high will cause distortion phenomenon, baking and exposure are forbidden.

CKH-1008 Dual cartridge industrial half face dust mask