Hubbard-Hall

Black-MagicBlack Oxide Conversion Coatings

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Produce true durable black oxide conversion coatings on steel, stainless steel and copper alloys with Hubbard-Hall’s Black-Magic hot black oxide line.

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  • No dimensional change
  • Does not affect conductivity
  • Increased corrosion resistance
  • No hydrogen embrittlement
  • Reduced light glare
  • Provides anti-galling properties
  • Base for organic coatings, improved adhesion