How many years are the FRP and gel safety helmets available?
The utility model relates to a helmet which is used for protecting the head of the human body from external force injury, and is a safety helmet. The helmet is composed of a hat shell, a cap lining, a chin belt and a back hoop. The safety helmet is divided into six categories: the protective cap for general type, bus type, special safety helmet, military helmets, military protection caps and athletes. The utility model relates to a universal and special safety helmet, belonging to labor protection articles.
Special type safety helmet(1) safety helmet for electric appliance. Cap shell insulation performance is very good, electrical installation, high voltage operation and other industries use more.(2) anti-static safety helmet. The shell and cap lining material added with antistatic agent for flammable gas or vapor and other explosive goods place, it refers to the provisions of the "explosion hazardous area electrical safety regulations", the 0 District, 1 District, the minimum ignition energy of combustible materials in more than 0.2mJ.(3) cold proof safety helmet. Low temperature characteristics are good, using cotton cloth, fur and other warm materials for fabrics, in the temperature of not less than -20 degrees Celsius environment.(4) high temperature and radiant thermal safety helmet. Good thermal stability and chemical stability, used in fire, smelting and other places where radiant heat sources are used.(5) side resistant safety helmet. High mechanical strength, bending resistance, used in forestry, underground engineering, underground coal mining and other industries.(6) a safety helmet with an attachment. A safety helmet with an attachment for the use of a particular requirement.
The helmet is available for one and a half years from the date of purchase. Plastic cap not more than two years, laminated cap and glass steel cap, two and a half, rubber cap and cold helmet three years, ride safety helmet for three and a half years. All kinds of helmets exceed their usual service life, prone to aging, and lose the protective performance of helmets.
