Galvanized zinc based alloys

AD Chemicals supplies a range of products for the pre-treatment of hot-dip galvanized steel and for zinc based alloys.

Hot-dip galvanizing:

AD Chemicals supplies a range of products that pre-treat substrates and enable the hot-dip galvanizing process:

• Degreasers, etch additives, inhibitors, flux en passivation products

‘White rust’ the enemy of hot-dip galvanized steel strip, profiles, tubes and pipes is in itself a form of corrosion that occurs during storage and is unacceptable for critical applications in automobile, white goods, construction and other industries. Passivation treatments form a barrier to corrosion and are suitable for post painting. Passivation products are both economic and effective in use. AD Chemicals broad based knowledge and experience is available as a development service such that customers specify their passivation requirements, tailored to the substrate type and application process.

Pre-treatment:

AD Chemicals produces and supplies a range of products to prepare the surface of substrates prior to powder-coating that enhance adhesion and the surface quality of the finished product. These products can be applied by dip and spray processes.

These products include:

• Degreasers, Etch, Etch additives, chromate based products and chrome free products.
• Paint strippers for hot-dip galvanized steel

AD Chemicals has developed a range of chrome free products for both general purpose use as well as tailored products to meet customers specific needs and requirements.

All AD Chemicals powder coating; pre-treatment products meet the requirements of the Qualisteelcoat standard.

AD Chemicals also supplies a range of products for other Zinc based substrates with specific properties such as Sendzimir and Zamac.