Certified coatings are applied in particular in industries for production of drinking water, pharmaceuticals and food. As the coating will be in contact with food or drinking water, it has to meet strict requirements. The protective layer must not contain any harmful substances.
Food and medicines are often exported. That is why the coatings applied in the production processes, often has to comply with both the European and the American Food & Drugs Administration (FDA) standards. Any coating that will be in contact with drinking water or the raw materials used to produce drinking water, must be certified by Kiwa, DVGW or WICS. Kersten coating technology has been certified by the independent Dutch organization Kiwa for both the application of such coatings and the inspection of the metals to be coated.
Frequently asked questions
Parts used for production or transport of drinking water must be Kiwa certified. This is applicable for all coatings that are in contact with drinking water during the production process.
A Kiwa certified coating is a coating that (in the Netherlands) can be applied to be in contact with drinking water or any substance out of drinking water. These coatings have to meet strict requirements and may only be applied by certified companies on surfaces that meet certain requirements. Kersten coating technology is certified for the application of these coatings as well as for the inspection of the metals to be coated.
Kersten has the following Kiwa Evaluation Guidelines, which are necessary for the processing of coatings in the drinking water sector.
- BRL-K746, (application of coating systems for drinking water applications)
- BRL-K759, (coating systems for drinking water applications)
- BRL-K758, (construction guidelines for metal products to be coated)
These coatings must meet strict requirements in order to be used in contact with food. The coatings are not allowed to release any harmful substances into the food. In Europe the coatings must meet European standards, while in America the coatings must have an FDA approval.
A coating with an FDA (Food and Drug Administration) approval can be used in contact with food. This approval is mainly requested by US related companies. In Europe there are comparable standards that coatings have to meet.