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Conversion Coatings

Aluminum passivation systems

Iridite NCP   Iridite EXD    Iridite 14-2    Iridite 15    Iridite 201    Iridite NR4-T    Iridite NR2-I    Iridite S311     Iridite 5025

MacDermid offer hexavalent chromium-free passivation systems to conform with environmental directives such as RoHS and ELV. These directives require hexavalent chromium replacement coatings.

Let us know which processes you are interested in learning more about. You can contact us direct by email, our online form or via our Facebook page. Thank you for visiting our site and we look forward to receiving your enquiry.

Product  MetalChromium-FreeApplication
Iridite NCP   Aluminum Yes Pre-paint, corrosion resistance
Iridite EXD   Aluminum, zinc diecast Yes Pre-paint
Iridite NR4-T   Aluminum Yes Pre-paint, corrosion resistance, no rinsing
Iridite NR2-I   Aluminium  Yes Pre-paint, corrosion resistance, no rinsing
Iridite 14-2   Aluminum No Pre-paint, corrosion resistance
Iridite 15   Magnesium No Pre-paint, corrosion resistance
Iridite 201   Aluminum, zinc, cadmium No Pre-paint, corrosion resistance
Iridite S311   Aluminum No Pre-paint, corrosion resistance
Iridite 5025  Aluminum No Pre-paint, corrosion resistance