Application: gas loading, emergency escape, fire fighting, underwater breathing, ship lifesaving, clean energy, snorkeling, PCP rifle and paintball filling, medical care, mine emergency, etc.Widely used in fire, chemical, ship, laboratory, mine, warehouse, factory, metallurgy and other industries, can be used for a variety of positive pressure respirator.Standard Pressure: 3000Psi; Capacity: 0.5L/500CC/31CIMax.Pressure: 4500PSI.Bottle Thread Size: 5/8-18UNF,Small, light weight, easy to carry, round bottom, high pressure tolerance, light weight, reliable failure mode.adopt the same aluminum plate drawing process as Europe and America, instead of aluminum ingots drawing process.The larger the diameter, the more prominent the technological advantages, and energy conservation and environmental protection.No aluminum ingot drawing process turning process, to ensure the uniformity of the wall thickness of different batches of products, stable pressure.