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Gas Mask (Double Cartridges) GM-0503E

New product

Single Cartridge 303 & 306
Double Cartridge 304 & 305
Chemical Dust & Gas Resistance Mask
Technique Files of Dust Mask Against Organic Gas/Acid Gas
Test Project Standard
1.  Mask Appearance Mask Looks Smooth, No Bubbles, No Burr,     no Effect on Gas-tight Defect
2.   Components with Strong > 49N
3.   Mask of Air Flow Resistance < 20Pa
4.   Airtight of Valve > 20s (Humidity: 17-30OC, Relative Humidity :     < 75%)
5.   Aging of Valve After Adding from 8 Hours Under 100+20C is not       Sticky, Non-Deformed; Air Flowresistance >20s
6.   Mask Leakage Coefficient <5% 7.   Field of View Binocular vision : >65% Below:>35o

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