Let It Shine Shine Shine
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...they spend some time in the copper acid tank. This tank (and the chrome tank) is electrically charged as was the nickel tank. At this point the copper is deposited over the nickel to allow the part to go back to the polishing depart-ment and get one last ride over the buffing wheel. The reason for this is to use the copper to fill in the tiniest of imperfections allowing for a super-smooth surface as a base for the chrome. View Related Article
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