The CO2 Fire Extinguishers
CO2 fire extinguisher operation instructions:CO2 fire extinguisher operation description: At about 5 meters from the burning material, pull out the fire extinguisher insurance for sale, hold the handle of the horn root in one hand, and hold the pressure of the opening valve tightly. For carbon dioxide fire extinguishers without spray hose, the horn can be 70-90 degrees on the upper plate. When using it, you cannot directly grasp the outer wall or metal connection tube of the horn tube directly to prevent the hands from being frostbite.
Principle of carbon dioxide fire extinguisher
Mainly rely on asphyxiation and partial cooling action to extinguish fire. Carbon dioxide has a high density, about 1.5 times that of air. At atmospheric pressure, liquid carbon dioxide will immediately vaporize, generally 1kg of liquid carbon dioxide can produce about 0.5 cubic meters of gas. Therefore, when extinguishing the fire, carbon dioxide gas can exclude th…