| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an aqueous lubricant composition for cold plastic working for a metallic material having excellent lubrication performance such as lubricity and seizure preventability and rust preventability, in plastic working for various metallic materials, capable of being worked without using chemical conversion films, and further excellent in the film removability of a lubrication film.SOLUTION: Provided is aqueous lubricant composition for cold plastic working for a metallic material comprising: (a) an organic acid salt having a melting point of 90°C or higher; and (b) a water soluble polymer compound and/or wax; and water, and in which they are dissolved or dispersed into the water, and the solid content weight ratio (b)/(a) lies in the range of 0.1 to 5.</p> |
