What kinds of gas masks do you have?
It is made of high quality silica gel, which is anti - aging, anti - allergy, durable and easy to cleanThe gas mask (gas mask) is one of special labor protection supplies, but also individual protective articles, worn on the head, the protection of human respiratory organs, eyes and face, prevent the personal protective equipment of gas, dust, bacteria, toxic and harmful gases or vapors and other toxic substances damage. Gas masks are widely used in petroleum, chemical, mining, metallurgy, military, fire protection, emergency rescue and disaster relief, health and epidemic prevention and environmental protection technology, machinery manufacturing and other fields, as well as in haze and photochemical smog serious city can also play a more important respiratory system for personal protection. The mask can be divided into full mask and semi mask, and the mask is divided into positive pressure and negative pressure type.
The mask itself provides oxygen, gas storage, oxygen storage and student oxygen 3 kinds. Isolation masks are mainly used in high concentration air (volume concentration greater than 1%), or in hypoxia, high-altitude, underwater or airtight cabin, and other special occasions.In addition to the above 2 kinds of gas masks, many countries are equipped with various types of special gas masks. The utility model is based on the filter type gas mask, and the sorbent in the filter can be replaced or the local structure can be improved. Modern masks can effectively defense agents, may appear on the battlefield of biological warfare agents and radioactive dust. Some of its weight has been reduced to about 0.6 kilograms, sustainable wear more than 8 hours, wearing gas masks, but also more convenient to use optical, communications equipment and weapons and equipment.
Composed of a mask and a canister (or filter element). The mask comprises a cover body, an eye window, a talker, a breathing valve and a headband (or helmet). The canister is used for purifying poisonous gas, and the filtering layer and the adsorbent are arranged, and the 2 materials can be mixed to form a filter board and assembled into a filter element. A lighter (200 grams or so) canister or filter element may be attached directly to the face mask, and the heavier canister is connected to the face mask through the airway.
