APP 2K-Grund EP is a two-component epoxy filler primer with zinc phosphate. It is designed for active protection against corrosion of passenger cars, buses and trucks. It has a very good adhesion to steel, zinc coated steel, aluminium, plastic elements reinforced with fiber glass and mineral surfaces. It is for classical use with sanding, to wet on wet method as adhesive primer and as insulator on thermoplatic ground surfaces.