tender for boq silicon rubber compound 3.3-6.6 kv for cable jointing purpose isi mark technical specification- color - grey density 1.8 mix ratio 1 1 viscosity 4500 work temperature 50 500 celsius thermal conductivity (w m k) 0.68 high low temperature resistant tensile strength min 40kg sq cm ultimate elongation min 125percent materials should be guaranteed 5 years
