Weihe weielectric com manufacture SYNTHETIC FUSE TUBE LINER Fuse Tube, Synthetic Fuse Tube liner, filament wound synthetic resin fuse tube , bone fiber liner , New Arc-Quenching Fuse Tube Linervulcanbized fiber tube fiberglass , epoxy reinforced bone fibre fuse tube Fuse Tube – Vulcanized fiber covered with fiberglass and painted with a special UV resistant epoxy. The Synthetic Arc Quenching Fuse T ube replaces the Type C cutout fusetube lined with "bone fiber". This Tnew fuse tube has a core made from a proprietary formula- tion, in part, consisting of polyester fiber, epoxy and Aluminum Tri Hydrate (ATH)