System overviewEngineered around your production requirement
Chromating lines are designed to form a protective conversion coating on metal surfaces, improving corrosion resistance, coating adhesion and surface appearance.
ES-PRO provides customized chromating systems for aluminium, zinc and other suitable metal components. Each line can integrate pre-cleaning, activation, chromating, rinsing, drying and process control according to the required coating performance, chemical process and production capacity.
Typical process architectureProcess flow
LoadingCleaning / DegreasingRinsingEtching / ActivationRinsingChromatingRinsingFinal RinsingDryingUnloading
The displayed flow is an engineering reference. The final sequence, chemistry, dwell time and control points are confirmed for the customer’s process.
ApplicationsWhere this system fits
Chromating lines are widely used for metal components that require improved corrosion resistance, better coating adhesion and stable surface finishing.
Aluminium components
Zinc and zinc-plated parts
Automotive components
Aerospace parts
Electronic and electrical housings
Precision-machined metal parts
Hardware and fabricated components
Parts requiring pre-treatment before painting or further coating