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Pre-treatment

At Tomburn, we specialise in advanced pre-treatment solutions for aluminium, mild steel, galvanised steel, zintec and both ferrous and non-ferrous castings.

Proper pre-treatment is essential to ensure optimal adhesion and longevity of powder coatings, providing resistance against corrosion and environmental factors.

Our chrome-free pre-treatment systems

In alignment with the UK REACH regulations that came into effect in September 2024, we have transitioned to environmentally friendly, chrome-free pre-treatment processes. Our state-of-the-art facility now utilises the following systems:

– Chemetal X4707 – for aluminium substrates

The Chemetal X4707 system is specifically designed for aluminium surfaces, offering exceptional corrosion resistance and enhanced adhesion for powder coatings. This ensures durable finishes that withstand harsh environmental conditions.

– Oxsilan – for galvanised steel substrates

Oxsilan is a silane-based, multi-metal pre-treatment technology that serves as an eco-friendly alternative to traditional phosphating processes. It offers lower process costs, higher productivity and excellent quality, making it suitable for various industries.

– Zinc phosphate – for mild steel substrates

Our zinc phosphate pre-treatment provides a crystalline, non-metallic coating that enhances corrosion resistance and paint adhesion on mild steel surfaces. This process is widely used in industries requiring high-performance coatings.

– Shot blasting

In addition to chemical pre-treatment, we offer shot blasting services for steel to SA 2.5 standards. Our automatic and manual blasting facilities can accommodate a variety of shapes and sizes, catering to both new products and restoration projects.

Why choose Tomburn for pre-treatment?

With over 40 years of experience in powder coating and specialist finishes, Tomburn is committed to delivering the highest standards in the industry. Our investment in cutting-edge, environmentally friendly pre-treatment technologies ensures compliance with current regulations and meets the evolving needs of our clients.

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