Application direction1 Absorbing materials: metal nano iron powder has special absorption effects in the electromagnetic wave.Iron,cobalt,zinc oxide powder and carbon bag as military use metallic powder materials, high-performance millimeter-wave invisible infrared stealth materials and structured light stealth materials, and mobile phone radiation shielding materials;2 Magnetic pulp: use nano iron powder high saturation magnetization strength and high magnetic permeability properties, can be made for pmsm. air-gap pulp, fine head of bonding structure; etc;3 High performance magnetic recording materials: Using nano iron powder coercive force, high strength, than the saturation magnetization signal-to-noise ratio and oxidation resistance as well as good, can significantly improve tapes and large capacity hard disk performance;4 Magnet ofluid: With iron, cobalt, nickel alloys of magnetic powder production outstanding performance, nano iron powder can be widely applied in medical apparatus and instruments, sealing damping, sound, light show etc.Storage conditionsNano iron powder should be stored in dry, cool and sealing of the environment, can not be exposure to air, in addition should avoid the heavy pressure, according to ordinary goods transportation.