Silicone rubber fiberglass sleeving(inside fiber outside rubber), woven as sleeving by non-alkali fiberglass and coated with wilicone rubber in high temperature. It has excellent dielectricity, automatic quench and softness, widely used in  the insulation protection of  internal line cluster in H&N machineries, household electrical appliances, electric and heat device, special illuminations, TV set and electric instruments.