| 摘要 |
FIELD: chemical technology. ^ SUBSTANCE: invention relates to hydraulic liquid used in casting machines under pressure. Liquid contains the following components, wt.-%: water, 37-42; thickening agent, 14-18; sodium hydroxide, 0.2-0.3; benzoic acid, 0.3-0.8; 2-mercaptobenzthiazole, 0.05-0.06; technical alkylsalicylic acids, 1.0-2.5; triethanolamine, 0.5-1.5; morpholine, 1.5-2.5; butyl cellosolve, 4.8-5.3; froth breaker, 0.01-0.04; dye, 0.0025-0.0035; diethylene glycol, the balance. ^ EFFECT: improved anti-wear properties. ^ 3 tbl, 15 ex |
