Aluminum alloy pickling passivation solution
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Aluminum alloy pickling passivation solution
Aluminum products factory for pickling and passivation treatment, aluminum alloy oxide formed in the welding process, you must use the aluminum passivation solution "or" aluminum passivation paste, and the entire surface of the product the formation of the passive film, get the best corrosion state, and extended equipment life.
Use aluminum products immersed in acid passivation solution for 5-30 minutes, such as the oxide is more thicker, the pickling time may be extended, and then the nylon brush to rust, wash with water