| 摘要 |
FIELD: construction.SUBSTANCE: invention relates to production of porous aggregates for concrete. Mixture for making porous aggregate contains, wt.%: montmorillonite clay 91.5-92.5, ground and sieved through sieve no. 2.5 coal 1.0-1.5, quartz sand 5.0-7.0, sulphate soap, blended in warm water with temperature of 40 to 45C, 0.5-1.0.EFFECT: technical result is higher strength of porous aggregate made from this mixture.1 cl, 1 tbl |
