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Zinc vs. black oxide, which is heat resistant if at all
Zinc vs. black oxide? Need to know which coating is more heat resistant and less likely to break under heat application of around 600 F to 800 F in an exhaust manifold.
Melissa Arrington
parts and engine upfitter - McKinney, Texas, USA
April 14, 2011
Zinc's melting point is a little under 800° F
Trent Kaufman
electroplater - Galva, Illinois
April 19, 2011
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