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Why are fire hoods important?

2020-11-10

With the rapid development of industry, more and more arc accidents have occurred. In order to increase the hope of the operator to escape and be rescued in the disaster, the injury suffered by the operator in the accident is reduced. In response to accidents in the power industry, professionals have developed a series of arc protective clothing and fire hoods, etc., which effectively solved the long-term safety issues that have plagued operators in the power and chemical industries, and greatly reduced the probability of arc damage to operators. Fire hoods play a very important role in this process.
Let's first understand the hazards of arcs. Arcs refer to the hopping current induced by the human body as a bridge. It is close to high-voltage electricity, but does not touch it, causing flash fire and high temperature, causing strong gas explosions and electrical burns. Other electrical damages are usually destructive damage to tissues inside and outside the body when the body is directly exposed to power current. Generally speaking, people know more about accidental electric shock, but in fact, the more dangerous thing in the electric power industry is the hidden and unknown arc damage. The danger of arcing is usually different from other electrical injuries. It is often easily overlooked and it is difficult to avoid no contact. Direct contact with ignited clothing can cause severe burns or death to workers.
Fire hoods are mainly made of high-tech materials to prevent arc damage. The material has long-lasting fire-retardant and anti-static properties such as heat-resistant, flame-retardant, non-combustible, non-melting, etc., and will not lose its protective performance due to long-term storage or repeated washing. When an arc explosion occurs, the fabric will also rapidly expand and carbonize, thereby increasing the density and thickness of the fire-fighting hood, and quickly forming a protective layer, thereby minimizing the contact damage between the human skin and the arc heat.
Therefore, the fire-fighting hood can really play a very good protective effect, and it is a very important fire-fighting appliance.