第1类elastomeric密切的电绝缘胶

1)working temperature : -200C-+105C 2)thermal conductivity(test standard is BS874 Part 2) 3)when temperature is -20C ,it is not more than 0.033W/(m.k) 4) when temperature is 0C, it is not more than 0.035 W/(m.k) 5)when temperature is 20C,its is not more than 0.037/W/(m.k) 6)resistance to fire(test standard is BS476 Part 5,BS476 Part 7,BS476 Part 6) class P,class 1,class o. 7)water vapor pemeability :it is equal or less than 1.96*10-11 g/m.s.Pa)---(test standard is BS4370 /DIN 52615) 8)water vapor diffusion reistance: it is equal or more than 10000. --(test standard DIN52615) 9)density: it is not more than 70kg/m3 10)28 days water absorption rate: it is less than 1.1. 11)noise reduction: 35dB--(test standard is DIN4109) 12)ozone resistance: good 13)flexibility: good 14)resistance to U.V:ok 15)resistance to oil and greases: good 16)resistance to mildew: it is suitable in no mildew environment.