GYXTW  duct optical fiber cable  Metal strength member, Central tube type, gelly filled, Polyethylene(PE) sheath with two parallel steel wire, Outer door optical fiber cable for telecommunicationTechnical characteristics:     The unique fiber excess length control method provides the cable with excellent tension and environmental properties     The loose tube material itself have good water-resistant properties of solution and higher intensity, Special jelly filled in the loose tube provides the fibers with critical protection      Excellent crush resistance performance and flexible performance     The out PE sheath provides good anti-UV radiation performance     Adopt the following measures to ensure the waterproof properties of optical fiber cableSteel wires strengthenThe unique waterproof compounds filled in the loose tubeSafety-filled cable coreDouble-sided plastic strip (PSP) moisture-proof layer Quantity of fibers2-24Promised tension (N)Long-term 600Short-term 1500Promised pulling tension (N100/mm)Long-term 300Short-term 1000Min bend radius(mm)Long-term 20DShort-term 10DOperating temperature (oC)-40~60The wayAerial  Duct