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Black chromium

Technical data

Hardness : 200-300 Vickers
Very good adhesion on all metals
Heat resistance : up to 900 °C
Excellent corrosion resistance, free of micro-cracks
Usual thickness of deposit : 1 - 6 µm
Process temperature : 22 °C (no deformation of the base material )
Very good light absorption
Excellent base for subsequent lacquer or paint coatings
Non-magnetic layer

Main applications

Watch industry
Jewellery
Manufacture of optical tools
Technical transmission
Armament industry
Solar energy

Executions

Black / mat : peening or sand-blasting
Black / shiny : buffed

Technical sheet


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