| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention refers to foundry engineering. Said coolant contains, wt %: gear oil 25-35, polymethylsiloxane 0.2-0.5, semi-synthetic unsulphonated liquid "Caraidel 2" 25-44 and water - the rest. ^ EFFECT: improved separative power of coolant ensured. ^ 2 tbl, 1 ex |
