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内部充入干粉灭火剂的灭火器称干粉灭火器。根据其内部充入的灭火剂种类,可扑救多种物质的初起火灾。由于其绝缘性能良好,还可以扑救带电设备的初起火灾。干粉灭火器主要适用于贮有易燃液体,可燃气体的场所,如加油站、汽车库,实验室、变配电房及煤气、液化气站的初起火灾,有的还可用于贮有棉、麻织品和纸张,木竹等制品的场所灭火。
Fire extinguishers filled with powder extinguishers are called dry powder fire extinguishers. Depending on the type of fire extinguishing agent charged inside, fire from the early fire of many substances can be put out. Because of its good insulation properties, you can also save the initial fire of live equipment. Dry powder fire extinguishers are mainly suitable for storage of flammable liquids, combustible gases, such as gas stations, car parks, laboratories, power distribution rooms and gas, liquefied gas stations in the beginning of the fire, and some can also be used to store cotton, Hemp fabrics and paper, wood and other products of the place of fire.