Military & Police Gas Masks With Filter And Camo Carry Bag

Military & Police Gas Masks With Filter And Camo Carry Bag

 First, the purpose and features: 
A protective mask used to cover a person's face as a defence against poisonous gasses, chemical, biological and radioactive pollution,
Glasses can be worn inside the mask and rubber makes contact with facial skin to provide effective protection. 
For military, police and civil defence, can also be used in industry, agriculture,
warehousing and scientific research in different fields. 
The overall quality of the mask is great and is made with injection moulded natural rubber, soft fit, a matte surface, elastic head straps has good elasticity, 
and can be adjusted to ensure a comfortable fit and an air tight seal.
Large triangular lenses made of polycarbonate, 
which have a specially treated surface, provides a broad span of vision, good optics and 
has wear and impact resistance properties. 
High quality activated carbon canister\filter contains
catalyst and high efficiency filter paper made into a cigarette filter layer 
to filter a variety of r toxic gasses like carbon monoxide gasses and aerosol particles. 
Low resistance, light weight, long life and provides a great seal.

 Second, the technical specifications: 
 1, anti-cyanogen chloride not less than 30min (30L/min, 1.5mg / L, relative humidity 80-      80%); 
 2, mist transmittance of not more than 0.005% (30L/min); 
 3, inspiratory resistance is not greater than 176 Pa (30L/min); 
 4, the expiratory resistance is not greater than 98 Pa (30L/min); 
 5, field of vision: not less than 75% of the total field of vision, binocular vision not less than 30%; 
 6, Weight: 840g full weight around the mask;