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Black oxide coating on brass
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23rd Jan 2020, 6:53 pm
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BigClick
Hexode
Join Date: Dec 2015
Location: Walsall, West Midlands, UK.
Posts: 327
Re: Black oxide coating on brass
I thought the gongs were made black through a plate process? I thought I read that the brass had to be plated with copper before the blackening could happen.
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