Xi'an foam fire extinguisher, the concentration of oxygen in the combustion zone drops rapidly when the carbon dioxide concentration sufficient flame will suffocate and extinguish a fire extinguisher 1211, and because of the rapid vaporization of liquid carbon dioxide, in a very short period of time to absorb a lot of heat, so the Blazers play a cooling effect of carbon dioxide fire extinguisher, but also contribute to the fire. Xi'an fire extinguishers, dry powder extinguisher is the use of carbon dioxide gas or nitrogen gas for power, the spray bottle of dry powder extinguishing. Is a dry powder, fine solid powder flows easily from the base material can be fire and moisture agents, flow promoters, etc. to prevent caking additives. Types of fire extinguishers _ _ Shaanxi Xi'an JW fire extinguisher equipment from Shaanxi Jiwei Fire Equipment Co. Shaanxi Jiwei Fire Equipment Co. (www.jiweixiaofang.com) (www.jiweixiaofang.com) strong, credible, in other industries, Xi'an has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Shaanxi JW firefighting equipment into the brilliant and you work for a better future!