| 摘要 |
<p>PURPOSE: Construction materials using industrial and building wastes are provided, which has high strength, waterproofing, easy handling and construction, and less weight compared to conventional products. CONSTITUTION: The construction materials comprise the components of: 10-15% of one or more of paper sludge, slag, waste gypsum, sand, dust, building waste, etc.; 80-85% of solidifying agent which is mixed with mine dust, ash, waste hydraulic cement(waste gypsum or waste lime) and cement in a ratio of 1 : 1.5 : 1 : 1.5; 4-6% of water; and optionally coloring agent. The amount of each component is based on the total weight of construction materials.</p> |
