9kg Dry Powder Fire Extinguisher for Oil With Brass Valve

Dry powder fire extinguishers are commonly used in shopping malls, schools, and other public places, as well as factories and other production sites that are prone to fire, and are very common fire extinguishers in daily life. Dry powder fire extinguishers use the principle of asphyxiation, that is, through the dry powder to cover the burning material, in order to isolate the burning material and air contact, so that the burning material can come into contact with the oxygen gradually reduced, and then achieve the fire extinguishing effect. Learning to use the fire extinguisher can help us to better protect ourselves and get out of the fire, this article will introduce the use of the dry powder fire extinguisher method.

How to use a dry powder fire extinguisher?

In case of fire, you can hand-carry or shoulder the fire extinguisher to quickly reach the source of combustion, in about 5 meters from the burning place, put down the extinguisher. If you are outdoors, you should choose to spray in the upwind direction. Use of dry powder fire extinguishers if the external storage pressure, the operator should hold the gun with one hand, the other hand to lift the storage cylinder on the opening ring. If the storage cylinder is open hand-wheel type, then turn counterclockwise, and rotate to the highest position, then lift the fire extinguisher. When the dry powder is sprayed, quickly aimed at the root of the flame sweep. If the dry powder fire extinguisher used is a built-in storage cylinder or storage pressure type, the operator should first pull off the safety pin on the opening handle, then hold the front nozzle of the spray hose, the other hand will open the pressure handle down, open the fire extinguisher to extinguish the fire. When using a fire extinguisher with an injection hose or a storage fire extinguisher, one hand should always press down the pressure handle and not release it, otherwise, the spraying will be interrupted.