8MPa, and the compressive strength 81.9MPa. Utilizing the composite magnesia cement and the glass fibre mesh cloth, the roofing ripple tiles with light weight and high strength have been successfully prepared.
在此基础上，用复合型镁质水泥及玻璃纤维网格布制成轻质高强的屋面波纹瓦，其横向抗折力为2753N，纵向抗折力可达1046N，符合GB／T7019—97标准；用短切玻璃纤维与竹筋同时增强复合型镁质胶凝材料锯屑镁质混凝土，与单用竹筋增强相比，其抗折强度提高2.7MPa，抗压强度提高2.5MPa。
Waterproof and thermal insulation roofing material prepared from fly ash from power plant and waste plastic foam as main raw material, normal Portland cement and calcium oxide as cementitious material with a small quantity of waterproof agent, water-hating agent, activating agent is introduced.
以粉煤灰、废旧聚苯乙烯泡沫塑料颗粒为主要原料，普通硅酸盐水泥、生石灰为胶凝材料，添加少量防水剂、憎水剂、激发剂，研制了屋面保温防水材料。
The overhead double-top roof has better thermal insulation effect and rainproof performance than the cast-in-suit concrete waterproof prepared roofing.
架空双顶屋面的保温隔热效果和防雨性能比现浇钢筋混凝土防水卷材屋面好。