泡沫混凝土屋面保温材料主要性能指标:
干密度等级 | A300 | A400 | A500 | A600 | A700 | A800 | A900 | A1000 | |
干密度?? kg/m3 | ≤300 | ≤400 | ≤500 | ≤600 | ≤700 | ≤800 | ≤900 | ≤1000 | |
导热系数?? W/(m·k) | ≤0.08 | ≤0.10 | ≤0.12 | ≤0.14 | ≤0.18 | ≤0.21 | ≤0.24 | ≤0.27 | |
抗压强度 MPa | 每组平均值 | ≥0.30 | ≥0.50 | ≥0.80 | ≥1.00 | ≥1.20 | ≥1.80 | ≥2.50 | ≥3.50 |
单块最小值 | ≥0.225 | ≥0.425 | ≥0.750 | ≥0.950 | ≥1.100 | ≥1.650 | ≥2.250 | ≥3.200 |