

Cromadex Acid Etch Primer Aerosol is a high quality fast dry spraying primer, offering excellent adhesion on many difficult to coat substrates, including aluminium, alloy, stainless steel and zintec.
Cromadex Acid Etch Primer Aerosol is a high quality fast dry spraying primer, offering excellent adhesion on many difficult to coat substrates, including aluminium, alloy, stainless steel and zintec. Acid Etch contains active rust prevention pigments, is very fast drying and can be overcoated with most Cromadex topcoats.
The surface should be clean, dry and free of grease. Remove loose old lacquer and rust and sand the surface. The best processing temperature is between15 to 25°C. Before use, shake the aerosol for 2 minutes and spray a sample. Distance to the surface to be treated approximately 25 to 30 centimetres.
Apply Cromadex Acid Etch Primer Aerosol in several thin layers. Before applying the next layer, again shake the aerosol. After drying, a primer and a top coat can be applied. After use, to clean the valve (turn aerosol upside down and press the nozzle for approximately 5 seconds).
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
![]() | Question:
Do Cromadex Acid Etch Primer Aerosol work on Galvanised steel? |
Answer from Rawlins’ Technical Team:
For this application to Galvanised steel within the Cromadex range we can recommend Cromadex 903 Two Pack Chromate-Free Etch Primer. | |
Cromadex Acid Etch Primer Aerosol is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
All delivery costs below are excluding VAT