Detailed explanation of national standard GB 8965.1-2009 flame retardant protective clothing
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Flame retardant protective clothing Protective clothing Flame retardant clothing
Definition of flame retardant protective clothing
Flame retardant protection Clothing refers to protective clothing that can prevent itself from being ignited, flaming and smoldering within a certain period of time after contact with flames and hot objects. Starting from actual use requirements, flame-retardant protective clothing must be washable and not melt when burning. Flame retardants are harmless to the human body. Long-term contact between the treated fabric and the skin will not cause dermatitis or cancer. As for flame-retardant protective clothing, when burning, Those that release toxic gases or thick smoke, endangering rescuers, are also prohibited.
Classification of flame-retardant protective clothing
Flame-retardant protective clothing is divided into A, There are three levels: B and C.
1. Class A is suitable for use in situations where there are open flames, emitting sparks, or operating molten metal accessories with radiant heat and convective heat. Burn clothes. Thermal protection coefficient index of Class A flame-retardant protective clothing: direct skin contact: ≥126 TPP/(kW·s/m²), gap between skin and clothing: ≥250, number of washings is 50 times, afterburning time ≤2 S , smoldering time ≤ 2 S, damage length ≤ 50 mm, no melt dripping.
2. Class B flame retardant clothing is suitable for users to wear in places with open flames, sparks, flammable substances and fire hazards. The number of washing times for Class B flame-retardant protective clothing is 50 times, the afterburning time is ≤2 S, the smoldering time is ≤2 S, the damage length is ≤100 mm, and there is no melting and dripping.
3. Class C is suitable for flame-retardant clothing worn by users for temporary and non-long-term use in places with flammable substances and risk of fire. . The number of washing times for Class C flame-retardant protective clothing is 12 times, the afterburn time is ≤5 S, the smoldering time is ≤5 S, the damage length is ≤150 mm, and there is no melting and dripping.
The washing resistance of flame-retardant protective clothing
The resistance of flame-retardant protective clothing to There are certain requirements for washability. For example, if flame-retardant protective clothing is washed once a week, it must be washed at least 56 times a year. At least it must meet the washing indicators specified in “GB8965-2009 Protective Clothing Flame-Retardant Protective Clothing” 50 times. Children’s flame-retardant protective clothing that is commonly worn at home may need to be washed every day. Of course, the more times it can be washed, the better. However, children cannot only wear one piece of clothing in spring, summer, autumn, winter and other seasons. When the body grows, it must be updated. So it can It is enough to be washable for 50 times. Of course, the better the washability, the more popular it is.
The flame-retardant protective clothing produced by City Textile is mainly divided into flame-retardant jumpsuits, flame-retardant jackets, flame-retardant overalls, flame-retardant shirts, etc. shape. The flame retardant performance can meet many standards such as European standard EN11611/EN11612 and American standard NFPA2112.
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