How dry powder fire extinguishers work: Dry powder fire extinguishers smother fires by forming a barrier between the fuel and the source of oxygen. As they do not cool the fire, there is a small risk of re-ignition. NaOH+AlCl3+2NaHCO3====Al(OH)3↓+2CO2↑+3NaCl
Cylinder material: ST12 Valve material: Brass Working pressure: 12~18Bar Test pressure: 29Bar Dry powder: ABC dry chemical powder, using for solid, oil & grease, electrical Typical bracket: Vehicle bracket Warranty: ≥ 4 years This product is rechargeable!