Driving costs out of your process is always a priority. That's why Quaker Chemical Corporation developed their latest "Best in Class" metalworking series of fluids that deliver all the vital performance measures expected of a semi-synthetic machining and grinding fluid. QUAKERCOOL® 3511 is a bio-stable coolant formulated with a sophisticated emulsion package. Not only does QUAKERCOOL 3511 deliver exceptional performance, it is also cost effective.