| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention pertains to working mixtures for making heat-insulating materials based on pearlite. The mixture consists of the following components with the given percentage mass ratios: hydrate of sodium oxide 5.0-7.0; carbon - 0.005-0.015; caustic magnesite - 5.0-7.0; talc - 5.0-7.0; pearlite constitute the remaining percentage. ^ EFFECT: increased strength of the obtained material. ^ 1 tbl |
