Powder Fire Extinguisher

Dry powder fire extinguisher is a kind of fire extinguisher according to the types of dry powder fire extinguisher can be divided into: ordinary dry powder fire extinguisher; Superfine powder fire extinguisher. Dry powder fire extinguisher, easy to flow, dry, can effectively fight the initial fire.

Dry powder fire extinguisher is filled with ammonium phosphate dry powder fire extinguishing agent. Dry powder extinguishing agent is a kind of fine powder which is dry and easy to flow and is used for extinguishing fire. It is composed of fine solid powder which is dried, crushed and mixed with inorganic salt and a small amount of additives. It is a fire extinguishing agent widely used in fire fighting, and mainly used in fire extinguishers. In addition to the special dry powder chemical extinguishing agent for fighting metal fires, dry powder extinguishing agent is generally divided into BC dry powder extinguishing agent (sodium bicarbonate, etc.) and ABC dry powder (ammonium phosphate, etc.).

One is to rely on the volatile decomposition of the inorganic salt in the dry powder, and the free radical or active group produced by the fuel in the combustion process of chemical inhibition and negative catalytic effect, so that the chain reaction of combustion is interrupted and fire extinguishing;

2 it is the powder that depends on dry powder falls outside combustible surface, produce chemical reaction, form a vitreous cover layer below high temperature action, isolate oxygen thereby, suffocate then extinguish a fire, additional, still have partial dilution oxygen and cooling effect.

Product Specification