... 2000 Cenrificate and UL Test. Fiberglass insulation sleeving is braided from E-glass fiber,then coated ... protection.Also called:Insulation Sleeving,Electrical Coated Fiberglass Sleeving,inside Rudbber outside Fiber,Fiberglass Sleeving Coated with Silicone ... Fiberglass Sleeving,etc.Application:insulating protection of H&N Grade automobile,shipbuilding,electrical machinery,home appliance,electric&heat ...