| 摘要 |
FIELD: construction. ^ SUBSTANCE: concrete mix for jewelry insert manufacturing includes white cement, processing waste of 1-2 mm and 3-5 mm amazonite fractions as filler, and water at the following component ratio, wt %: white cement - 30-40, 1-2 mm fraction waste - 7-20, 3-5 mm fraction waste - 13-40, water - 15-20. Additionally the concrete mix can include emerald green pigment in amount of 0.3-0.4 wt %. ^ EFFECT: enhanced polishing capacity. ^ 2 cl, 1 tbl |
