双层阳光板,蜂窝阳光板,三层阳光板,四层阳光板最新技术参数: 序号NO. 性能(Characteristics) 单位(Unit) 指标(Data) 1 冲击强度(Impact Strength) J/m 850 2 透光率(Light Transmission) % 88注2 3 比重(Specific Gravity) g/cm3 1.2 4 热膨胀系数(Coefficient of Thermal Expansion) mm/m℃ 0.065 5 可耐温度(Service Temperature) ℃ -40~+120 6 传热系数(Heat Conductivity) W/ m2℃ 2.3~3.9 7 抗拉强度(Tensile Strength) N/ mm2 >60 8 弯曲强度(Flexural Strength) N/ mm2 100 9 弹性模量(Modulus of Elasticity) MPa 2400 10 断裂拉伸应力(Tensile Stress at Break) MPa >65 11 断裂拉伸率(Elongation at Break) % 100 12 比热(Specific Heat) kJ/kgK 1.17 13 热变形温度(Heat Deflection Temperature) ℃ 140 14 隔音效果(Effect of Soundproof) dB -20注2