... order 3.Timely delievery GYXTW53/GYTA53 8core single-model buried cable The product model: GYTA53 (GYSTA53)Product structure: ... PBT pine casing, metal center reinforcement, cable conductor filling ointment, aluminum - polyethylene bonding sheath, longitudinal ... 5. Double bond sheath, further improve the optical cable resistance to tide, resistance to lateral pressure, impact ...