The mask has the function of dustproof and anti-virus, can filter the substance which has the toxic effect to the human body, is very important to health. Woven yarn dust respirator is a respirator protection device that only protects the respiratory organs from harmful substances.
Generally composed of a mask and a filter box, the filter box is filled with absorbent or sorbent, the adsorption effect is very good; Some filter boxes are also equipped with a filter layer, which can protect against aerosol at the same time. And the military use of the respirator is mainly made of activated carbon cloth, or with anti-water anti-oil fabric for the outer layer, glass fiber filter material for the inner layer, impregnated activated carbon polyurethane foam plastic for the bottom layer, can provide temporary protection in the gas attack. There are many types of respirators, but in terms of structure and working principle, they are mainly divided into two categories: air filtration masks and air supply masks.
1. The air filter mask, or simply the filter mask, works by filtering the air containing harmful substances through the filter material of the mask before being inhaled. The structure of a filter mask is divided into two parts, one is the main body of the mask, and the other is the filter material part, including the filter cotton used for dust prevention and the chemical filter box used for poison prevention.
2. Air supply mask refers to the clean air source isolated from harmful substances, which is delivered to the face of the person through the tube and mask for breathing through the power function such as air compressor, compressed gas cylinder device, etc.
Mask again in daily life is very important, can prevent the infection of the virus, in the cold winter, but also can increase the mouth, respiratory system heat preservation measures, so it is also one of the health care products inseparable from.
Post time: Mar-31-2020