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NEWS
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02-28
2019
How to quickly identify inferior aluminium materials?
Characteristics of inferior aluminium profiles:1. The cost of aluminium profiles doped with a large amount of miscellaneous aluminium and scrap aluminium has been greatly …
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02-28
2019
Anodizing and Chemical Oxidation on the Surface of Aluminum Material
(1) Anodic oxidation and electrolytic oxidation. In this process, the surface of aluminium or aluminium alloy is usually transformed into an oxide film, which has protecti…
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02-28
2019
Surface Inspection of Aluminum Materials
(1) Wear resistance of abrasion resistance surface.(2) Bending test to determine the minimum bending radius of the anodic oxide film which does not produce visible cracks …
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02-28
2019
Coloring and Sealing of Aluminum Surface
(1) Coloring colouring usually refers to the coloring treatment of the colored object. For example, the treatment of an unclosed anodic oxide film immersed in an appropria…
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02-28
2019
Relevant measures for surface cracks of aluminium profiles:
(1) Profiles with excessive extrusion coefficient can be manufactured on a small stand with appropriate extrusion ratio; in addition, the three temperatures of extrusion s…
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02-28
2019
Causes of Surface Cracks on Aluminum Profiles
(1) The extrusion coefficient of aluminium profile is too large, the extrusion temperature is too high (bar, cylinder, die three temperatures), and the extrusion speed is …
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