... CableProduction Features:1. Using the potential near the optical cable installing area is no more than 12 kv, Using ... black antitracking polyolefin sheath (AT).2. The weight of optical cable is light. and the diameter is small , reducing the ... , metal tools disposition)Product structure:optical fiber , fiber jelly, PBT loose tube , filling compound . central strenghth member FRP , Filling rope, PE ...