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Chromate and Non-Chromate Conversion Coatings

High level corrosion resistance in a cost-effective, non-electrolytic process for aluminium

Chromate Conversion Coatings

We are phasing out Alocrom chromate conversions coatings at the end of 2017. They will be replaced by non-chromate conversion coatings, see below.

Chromate Conversion Coatings

Iridite NCP
Iridite NCP is a non-chromate conversion coating that conforms to EoLV, RoHS and WEEE directives. It offers corrosion resistance up to 1000 salt spray hours, is temperature resistant so it is excellent for high temperature surroundings, and has excellent adhesion properties for sealants, adhesives and paint.
Key Features:
Surtec 650 chromitAL TCP
We are now offering Surtec 650 chromitAL, a hexavalent chromium free passivation for aluminium based on trivalent chromium which offers excellent bare corrosion protection comparable to hexavalent passivation.

Key Features:
Non-chromate conversion coating technical details
Maximum tank dimensions: (Length x Width x Height)
Specifications include:

For cost-effective non-Chromate conversion coatings at competitive prices, call us with your requirements on 01962 733199.