| 摘要 |
<p>A composition for the manufacturing of self-levelling screeds and floorings comprises a powdered part and a liquid part. The powdered part is formed by magnesium oxide in an amount comprised between about 9% and 40% and aggregates in an amount between about 55% and 91%. The liquid part comprises a magnesium chloride solution in an amount comprised between about 20% and 50% e and poly-carboxylic superplasticising admixture in an amount higher than about 0.05% and lower than about 2%.</p> |
