Characteristics1) High voltage (up to 16kv/mm) resistant and high temperature (-40 to 250 degrees centigrade) resistant. 2) Impregnant proof, which means it is resistant for acid, alkali, hydrocarbon, chloride, ester, aether, ketone, and so on.3) Radiation proof. 4) Physically inert, nontoxic and inodorous. producing area:China