| 摘要 |
FIELD: construction. ^ SUBSTANCE: invention is related to the field of construction materials. Clay-phosphate material, which contains clay, iron-containing waste of metallurgical production on the basis of Fe(II) oxide with residue on sieve No. 008 5-7% and orthophosphoric acid with density of 1.25 g/cm3, contains blue Cambrian clay and additionally crushed construction bricks with residue on sieve No. 008 5Ç7% with the following chemical composition, wt %: SiO2 - 33.00; Al2O3 - 36.00; H2O - 9.00; CaSiO3 - 12.00; MgSiO3 - 10.00 at the following ratio of components, wt %: blue Cambrian clay - 58 - 59, specified waste - 10 - 12, specified crushed construction bricks - 12- 13, orthophosphoric acid with density of 1.25 g/cm3 - the rest. ^ EFFECT: reduced heat conductivity coefficient of clay-phosphate material. ^ 1 tbl, 1 ex |
