| 摘要 |
FIELD: process engineering. ^ SUBSTANCE: invention relates to metallurgy. Proposed composition contains the following substances, in wt %: vegetable oil - 1.5-2.5, cobalt abietane C40H58CoO4 - 0.3-0.5, sand - 97-98.2. ^ EFFECT: notable decreased curing time interval and moulding mix processing temperature. ^ 1 tbl |
