| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: liquid coolant lubricant contains (g per l of water): sodium tripolyphosphate 4.3-8.5, product of melt fusion of sodium monoborate and disodium salt of ethylenediaminotetraacetic acid, their mole ratio being 2:1 4.6-8.8, sodium silicate 2.4-8.8, trietanolamine 20.8-30.6. ^ EFFECT: extended service life of process tools and improved quality of surfaces treated. ^ 5 tbl |
