24-03-2016 дата публикации
Номер: KR101605802B1
According to an embodiment of the present invention the nickel-chromium plating method for a lamp shield, comprises: a pre-treatment process consisting of a series of sequential processes such as screening (a1), immersion degreasing (a2), ultrasonic degreasing (a3), first cleaning (a4), electrolytic degreasing (a5), second cleaning (a6), acid electrolytic degreasing (a7), third cleaning (a8), copper (Cu) plating (a9), and fourth cleaning (a10); a plating process consisting of a series of sequential processes such as first acid cleaning (b1), fifth cleaning (b2), copper sulfate plating (b3), sixth cleaning (b4), second acid cleaning (b5), seventh cleaning (b6), nickel (Ni) plating (b7), eighth cleaning (b8), activating (b9), and chromium (Cr) plating (b10); and a post-treatment process consisting of a series of sequential processes such as ninth cleaning (c1), ultrasonic cleaning (c2), tenth cleaning (c3), air showering (c4), drying (c5), and inspecting and packaging (c6). According to the ...
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