| 摘要 |
FIELD: construction. ^ SUBSTANCE: according to the method of preparation of concrete, dry components of concrete mixture are preliminary blended in bladeless mixer: portland cement, road metal and sand, there after water with dissolved therein plasticizing agent MDF 0.003 at 0.15 - 0.2 water - cement ratio with formation of pellets, hard core whereof is formed by road metal, cover consists of damped mixture of Portland cement and sand. There after received concrete mixture from the mixer is discharged into the form with application of vibration load being intermixed simultaneously, and gets consolidated. Pellets been formed coloring agent is loaded into the concrete mixture. ^ EFFECT: enhanced strength and density of concrete, getting high quality glazed surface. ^ 2 cl, 2 ex |
