Scrap life of dry powder fire extinguisher If the fire extinguisher reaches the following life from the date of manufacture, it must be scrapped:
Portable dry powder fire extinguisher (cylinder type) -8 years.
Portable pressure storage dry powder fire extinguisher-10 year.
Cart type dry powder fire extinguisher (cylinder type)-10 year.
Cart pressure storage type dry powder fire extinguisher-12.
Dry powder fire extinguisher is a kind of fire extinguisher, which can be divided into ordinary dry powder fire extinguisher and ultra-fine dry powder fire extinguisher according to the types of dry powder fire extinguishing agents. The dry powder fire extinguisher is equipped with dry powder extinguishing agent such as ammonium phosphate, which is easy to flow and dry. It is composed of inorganic salts and grinding and drying additives, which can effectively extinguish the initial fire.
Scope of application of dry powder fire extinguisher
Dry powder fire extinguishers can put out general fires and fires caused by burning oil and gas. The dry powder fire extinguisher is powered by carbon dioxide gas or nitrogen gas, and the dry powder in the spray tube is used to extinguish the fire. Dry powder is a kind of dry, easy-flowing fine solid powder, which consists of fire extinguishing base material, moisture-proof agent, flow promoter, anti-caking agent and other additives. It is mainly used to extinguish the initial fires of flammable liquids such as oil and organic solvents, flammable gases and electrical equipment.
Dry powder fire extinguisher plays an important role in extinguishing fire. Once a fire breaks out, it can help people to effectively control the spread of the fire and quickly put out the fire. Dry powder fire extinguisher mainly adopts dry powder fire extinguishing agent, which contains inert filler, hydrophobic component, active fire extinguishing component and other substances, and has good fire extinguishing effect.
Dry powder fire extinguishers are very common and convenient in daily use, with high safety and stability. Therefore, scientific and effective management and maintenance measures should be taken to improve the management system of dry powder fire extinguishers in order to continuously improve the safety and reliability of dry powder fire extinguishers.
Refer to Baidu Encyclopedia-Dry Powder Fire Fighting for the above contents.