Product description of central beam tube optical cable GYXTS metal reinforced component steel-polyethylene bonded sheath, central tube type fully filled outdoor optical cable for communication features full cross-section water-blocking structure, double-sided coated steel tape longitudinal wrapping to ensure Good water and moisture resistance The loose tube is filled with special grease to provide critical protection for the optical fiber. The phosphated steel wire wrapping reinforcement is resistant to both tension and lateral pressure. The product has a service life of more than 30 years. Performance indicators. Application scope: suitable for long-distance communications. and inter-office communication laying method: overhead, pipeline Working temperature: -40~+70℃ Bending radius: static 10 times the cable diameter and dynamic 20 times the cable diameter