Siliceous Gas Mask
·Its closed frame is of reflex arc edge. The gas mask which wears comfortable has good air-tightness. And the mask material has excellent performance of resistance to poison droplet infiltration and decontamination. The cover body edges have a rib, which can match the gas hood.
·Six head belts can be adjusted, but it must be of the consistence.
·Two round eye windows of the mask can match the optical equipment. The lens are made of optical plastic, whose surface has wear-resisting coating. And the lens with good optical performance have high impact resistance.
·The mask phone system has double talkbacks. The main talkback, exhalation valve and water dispenser are interlinked. The exhalation valve is easy to be removed for cleaning. The water dispenser is easy to use. And the main talk has little of sound transmission loss.
·The other talkback that can match the communication equipment is installed on the right of the mask.
·Cannister contains high quality activated carbon which can filter all kinds of toxic gas and Aerosol particles. And the carbon is quite light-weight and can be used long time.
Parameters
|
sand protecting plantation time |
≥110min(30L/min,4mg/L) |
|
CNDL |
≥30min(30L/min,4mg/L,RH80-80%) |
|
Oil mist transmittance |
≤0.005%（30L/min） |
|
inhalation resistance |
≤186Pa(30L/min) |
|
expiratory resistance |
≤90Pa(30L/min) |
|
total field of vision |
≥60% |
|
binocular field of vision |
≥15% |
|
total weight |
≤1100g |
|
storage life |
10 years |
1*New mask
1*New canister
1*New camouflage bag
1*New filter kettle cover