black oxide coating

Black oxide coating


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P.R.T Metal Finishers was incorporated in the year 2014 as a Sole Proprietorship based venture. The company is instrumental in service providing and supplying a wide range ofBlack... (Read More)

Service Description

Black oxide�or blackening is a conversion�coating�for ferrous materials, stainless steel, copper and copper based alloys, zinc, powdered metals, and silver solder. It is used to add mild corrosion resistance, for appearance and to minimise light reflection.


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