Place of Origin:Fujian, China (Mainland)
This type of gas mask is respiratory protective equipment for
filtering type full field of vision. It can be used connected with
windpipe and canister that can effectively protect people from
toxic or harmful gases and radioative dust. It is used for industrial
and agricultural, scientific research units, transportation and
emergency treatment etc.
the detailed features listed as below:
1. Appearance: The surface must be smoothness, without bubbles, raw
edge as well as any defect that may effect the airtight.
2. Material: The material of facepiece is chlorobutyl rubber
(the natural rubber or silica rubber can be used according to
the requirement of the customers). The nosecup is made of
silica rubber without any poison or irritant smell.
The metal components are made from stainless steel without
any crack, raw edge or sharp edge.
3. Fire Retardancy of Facepiece: the flame should not be
continued more than 5s while the face-piece is removed from the fire.
4. Environmental Conditioning: the change of the
product is distortionless after pre-treatment; the
filter can be connected well via threads.
5. Replaceable Components: Lens, head hardness
and the button of the head hardness.
6. Strength of The Head Hardness: the hardness is
not destroyed within 10s while the force is 150N.
7. Combination Intensity: the connective canister
is not destroyed while the force is 250N or
more than that value.
8. Eyepiece, Goggles: the lens is made from polycarbonate
material; the luminous transmittance is no less than 89% and
with anti-foggy treatment, there also has protection film on the
outside. It can be take off while using the gas mask.