Automotive Surface Treatments - Automotive Metal Preteatment

Henkel develops state-of-the-art automotive metal pretreatment technologies and sets the standard for corrosion protection, paint adhesion and environmental safety. Our commitment to the development  of superior products, combined with our unmatched knowledge and expertise, has made Henkel the world's leading supplier of automotive metal pretreatment chemicals.

Exterior Applications - Corrosion Protection & Conversion Coatings

Henkel's automotive metal pretreatment coatings provide solutions for a wide range of vehicle assembly applications. When our alkaline cleaners, surface conditioners, zinc phosphate conversion coatings and post treatments are applied to today's paint systems, the result is high performance corrosion protection and adhesion for the vehicle's body and exterior. Henkel’s automotive metal pretreatment coatings are offered in both spray and immersion treatments. Both provide long-term protection for vehicle suspension and exterior applications.

Powertraing & Under the Hood Metal Pretreatment Products

Automotive metal pretreatment solutions from Henkel provide outstanding corrosion protection for both engine and powertrain applications. Our complete line of alkaline cleaners, surface conditioners and protective oils make Henkel a one-stop source for manufacturers. Plus, Henkel also offers protection to prevent metal-to-metal surfaces from seizing or galling.

Interior Applications - Phosphate & Conversion Coatings


Interior trim and seat components require pretreatment as well; Henkel’s automotive metal pretreatment solutions include spray or immersion applications, and involve non-chrome post treatments and alkaline cleaners. Henkel also offers zinc phosphate conversion coatings to ensure long-lasting paint adhesion.

Pretreatment of Automotive Components

Henkel's unrivaled product line of zinc and phosphate coating, non-chrome conversion coatings and post treatments provide the performance required for virtually every vehicle application, small or large, interior or exterior. Trust Henkel for solutions to ensure long-term corrosion protection and adhesion for any automotive painted surface.

Benefits of Henkel Surface Treatments

Henkel's automotive metal pretreatment applications meet or surpass every performance standard. Environmental sustainability is achieved with Henkel’s nickel, chrome and phosphate-free conversion coatings, APE and phosphate-free cleaners, as well as nitrite and nitrate-free processes. Henkel's automotive metal pretreatment products also offer improved operating efficiency through an automated system that produces enhanced process control and cost reduction. These cost reductions include a decrease in waste treatment, operating and handling costs. Customers can expect dependable, long-lasting surface treatments that eliminate the need for costly processes.

Henkel's Automotive Metal Pretreatment Brands

Henkel is committed to providing durable, high-quality automotive metal pretreatments. For decades customers have relied upon the brands they trust to get the job done right. The environmentally sound, chrome-free conversion coatings provided by Alodine® can be used for a variety of aluminum pretreatment applications for fully painted automotive surfaces. Henkel also offers Bonderite®, a multimetal automotive metal pretreatment and conversion coating process that offers improved corrosion protection and paint adhesion. And for cleaners, surface conditioners and post treatments, trust P3® solutions from Henkel for improved paint adhesion.

Overcoming New Challenges

At Henkel, we’re determined to stay ahead of the curve on government and environmental regulations pertaining to automotive metal pretreatment. Our team of experts is committed to overcoming whatever challenges result from legislation or our dedication to corporate responsibility, from the elimination of some chemicals on certain auto parts, or developing new conversion coatings for interior or exterior applications. Henkel’s accurate, reliable process control and data technology has produced a wide range of coatings and pretreatment lines.

Trusted, High Quality Service

There’s a reason why Henkel is the world's leading supplier of automotive metal pretreatment applications. The company’s unrivaled expertise, superior products and exceptional service set the global standard.

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