主要性能参数：项        目单位环境测试方法测试结果颜色 (Color)No200C/HoursVisualWhite热阻抗 (Thermal  Impedance)C-in /w25CROCT8.140-82小于0.171绝缘常数(Dielectric  ConstantA)No100HzASTMD1506耗散系数(Dissipation  FactorA)No100HzASTMD150小于0.005热传导系数(Thermal  Conductivity)W/m-kNoROCT8.140-82大于1.2针入度(Thixotropic Index)C25CGB/T-269320-380比重(Specific Gravity)No25CASTMD1475大于2.3粘度值(Viscosity)CPS25CGB/T-1024772渗油量(Bleed)%200C/HoursFed.Std.791小于0.05蒸发量(Evaporation)%200C/HoursFed.Std.791小于0.001温度范围(Operation Temperture)CNoNo-55C-260C