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Mastro Machine Shop Company Ltd.
TAIWAN CNC MACHINE SHOP / ISO 9001 Certified
CNC MACHINING SERVICES
Blackening is the process to increase rust resistance of steel parts with black appearance. The surface of the steel is oxidized to a dense, smooth ferroferric oxide with a strong oxidizing agent. This thin layer of ferroferric oxide can effectively protect the inside of the steel from oxidation.
Other Surface Treatment
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