Wax Oil: Viscosity (Tu -4 viscometer) s 22 -25 Acid value mgKOH / g ≤ 10 Solid content% ≥ 470 Drying time h dry four pragmatic 16% ≤ 60 gloss hardness H ≥ 4 Adhesion (circle method) level ≥ 4 mm 2 flexible water resistance (immersed in boiling distilled water for 30min) 1