Black Magic Cbl

Black-Magic CBL is a hot black oxide for copper and brass and bronze. Used in conjunction with Hubbard-Hall’s Black-Magic BAL, (Brass Activator Liquid), Black-Magic CBL produces the ultimate black finish on high zinc-alloyed copper surfaces.

Black-Magic CBL used at a concentration of 45% by volume in water. The alkaline solution is used at a temperature of 200F to 210F to blacken a wide range of copper, copperplated and copper-alloyed surfaces.

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