Ardex K 60 Arditex is a self-smoothing and trowelable latex leveling compound that requires no mechanical profiling or priming. Plus, water isn’t needed to mix the two-component product. It offers excellent adhesion, flexibility, and moisture resistance; can smooth interior concrete, terrazzo, and other floors at 1/8 in. or less, and is walkable in 2 to 3 hours. It can also be used on select epoxy coating systems and on non-water-soluble adhesive residue on concrete. ARDEX Americas.