APEX 7050 is a moderate to heavy duty, semi-synthetic water soluble cutting and grinding fluid. Excellent for use in difficult machining of all metals. APEX 7050 is fortified with chlorinefree extreme pressure additives to provide a non-staining coolant that increases tool life and improves surface finish on nonferrous metals including aluminum. It is designed to resist bacteria and fungus to provide long-term, worry-free sump life.