| 摘要 |
PROBLEM TO BE SOLVED: To provide an industrial hydraulic fluid composition which can be used for construction equipment, injection molding machines, presses, and the like, and has a low friction coefficient, excellent power saving performance, and further good abrasion resistance, thermal oxidation stability, storage stability, and demulsibility.SOLUTION: Provided is a hydraulic fluid composition comprising (a) at least one kind of base oil selected from mineral oil and/or synthetic oil, (b) 0.01 to 1.0 mass% of a fatty acid, and (c) 0.01 to 1.0 mass% of a fatty amide. |
