Powder-sprayed aluminum product and surface processing method for same
A technology for surface treatment and aluminum products, applied in the field of aluminum products, can solve the problems of wasting chemical raw materials, environmental pollutants, consuming chemical raw materials and water, etc., and achieve the effect of improving corrosion resistance
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Embodiment 1
[0038] A powder-sprayed aluminum product, the surface of the aluminum product and the low-lying part of the profile of the aluminum product are covered with a layer of composite film; the composite film contains aluminum oxalate, aluminum fluoride, sodium aluminum hexafluoride, aluminum oxide Composite film; the thickness of the composite film is 1.8 μm; the composite film has a uniform and irregular appearance as shown in the attached figure; the composite film is covered with a powder resin film.
Embodiment 2
[0040] A powder-sprayed aluminum product, the surface of the aluminum product and the low-lying part of the profile of the aluminum product are covered with a layer of composite film; the composite film contains aluminum oxalate, aluminum fluoride, sodium aluminum hexafluoride, aluminum oxide Composite film; the thickness of the composite film is 2.5 μm; the composite film has a uniform and irregular appearance as shown in the attached drawing; the composite film is covered with a powder resin film.
Embodiment 3
[0042] A powder-sprayed aluminum product, the surface of the aluminum product and the low-lying part of the profile of the aluminum product are covered with a layer of composite film; the composite film contains aluminum oxalate, aluminum fluoride, sodium aluminum hexafluoride, aluminum oxide Composite film; the thickness of the composite film is 3.0 μm; the composite film has a uniform and irregular appearance as shown in the attached figure; the composite film is covered with a powder resin film.
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