The Protecta PKK corundum protective coating is an alcohol-based protective coating on a corundum matrix modified with special additives. White in color.
The Protecta PKK protective coating is applied to molds and cores made from self-hardening furane masses for steel, iron, and non-ferrous metal castings. Protecta PKK is a universal coating. It is well suited for application by means of painting or spraying. After adequate dilution it is possible to apply it by spilling. It has excellent suspension properties and cross-linking properties through the use of a unique adhesive binder. It is suitable for application by an airless spray gun.