Aluminium alloy plate type cooler flow path chemical oxidation process

The invention discloses a chemical oxidizing technique of aluminium alloy board-typed cooler sprue in the preservative technical domain of chemical industry, which is characterized by the following: degreasing the aluminium alloy board-typed cooler water; washing; adjusting surface; washing through...

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1. Verfasser: WENLU,ZENG CHEN
Format: Patent
Sprache:eng
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Zusammenfassung:The invention discloses a chemical oxidizing technique of aluminium alloy board-typed cooler sprue in the preservative technical domain of chemical industry, which is characterized by the following: degreasing the aluminium alloy board-typed cooler water; washing; adjusting surface; washing through distill water; generating a thin, dense and fixed layer of chemical composite film on the inner wall surface of water sprue; blowing; drying; fixing; making aluminium alloy board-typed cooler possess preservative property; releasing corrosion in the sprue by certain temperature and speed obviously; lengthening the using lifetime.