Protective face mask is a kind of safety product specially used for human body protection, because we will inevitably encounter harmful substances and work in the toxic environment in the actual life and work. The professional concept is that the protective face mask is a kind of industrial protective face mask for protecting eyes and face from dust, chemical substances, hot gas, poisonous gas, debris and other harmful substances head-on. It is equipped with toothed knobs on the elastic head clip and large curved thin curved transparent cover on the toothed knobs. Large arc thin curved transparent cover in the elastic head clip with tooth knob can be rotated on the face or the top of the head.
Classification of protective masks?
1. The face mask against solid dust and chemical solution is made of light transparent plastic or polycarbonate plastic. The two sides and the lower end of the face mask extend to the ears, chin and neck respectively, so that the face mask can cover the face completely and enhance the protection effect.
2. Besides the aluminum foil mask matching the aluminum foil suit, it is also made of double layer metal mesh plated with chromium or nickel, which has good effect of reflecting heat and insulating heat, and can prevent microwave radiation.
3. The dark green glass used to make the welder's protective glasses and the mask made of thick cardboard fiber around it has better thermal protection effect and certain electrical insulation.
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