Silicon coated fiberglass sleeving (Self- extinguishing fiberglass sleeving) is braided with non-alkali fiberglass yarn and then coated with a special kind of silicone resin. It possesses good properties of dielectric, heat resistance, self- extinguishing, softness and elasticity etc. These sieevings are widely used as wiring insulation and protection tor H grade electrical motors, domestic appliances and electric apparatus etc.