Filter respirators Model

Gas mask, gas mask use one, uses and characteristics: MF1A type mask is a personal protective equipment, in the chemical, biological and radioactive contamination, can provide effective protection against breathing person, eyes and facial skin. For military, civil defense, can also be used in different fields of industry, agriculture, warehousing and scientific research. MF1A type gas masks protective requirements according to choose different canisters for effective protection, high-quality activated carbon canisters filled cans - efficient catalysts and filters can effectively all kinds of gas. MF1A the lens made significant improvements, with large triangular lenses, optical lenses made of plastic, with a special surface treatment, with high strength and surface abrasion resistance, it can provide a large field of view and good optical performance. MF1A surface has four standard sizes, respectively, below the (big), 3,2,1 (small) numerals on the left side of the cover body 4, which is available in four sizes to adapt to adult citizens face. Second, the technical specifications: 1, protective objects: according to needs of different canisters and may be the protection of toxic gases and toxic smoke smog steam. 2, oil mist transmittance: not more than 0.005%. 3, inspiratory resistance: no more than 20daPa 4, leak coefficient: not more than 0.0001% 5 of vision: 75% 6, binocular vision: 35% Third, use and storage Note 1, and wearing matching mask : the user presses his head to choose the right type of mask type, the airway and mask with canisters are connected tightened when using unplug the canister bottom plug, the mask worn on the head, hand to block filter poison tank bottom outlet, inhale several times to check the mask leaks. When wearing the contaminated area, the first closed his eyes, apnea, rapid wear masks, opened his eyes after a deep breath. 2, maintenance and storage: mask when not in canister lid and bottom plug Gaiyan, after using the mask to be washed with water, placed in the shade. Masks should be stored in a dry, clean and well ventilated warehouses and avoid heat. Storage period of five years.