| 摘要 |
FIELD: lubricant-coolant liquids, machine engineering. SUBSTANCE: lubricant-coolant liquid has, wt.-%: triethanolamine 0.4-1.2; borax 0.2-0.6; ethylene glycol 0.15-0.45; glycerol 0.15-0.45, and water - the rest. New component in proposed liquid - polyhydric alcohol, glycerol, and new ratio of components. EFFECT: enhanced effectiveness, decreased cost. |
