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The loose tubes are made of high modulus plastics (PBT) and filled with a water resistant filling gel. Loose tubes are stranded around the non-metallic central strength member (FRP). The cable core wrapped with a water blocking tape, Polyethylene (PE) is extruded as inner sheath, then corrugated steel tape are longitudinally applied over the inner sheath, and combined with a durable PE sheath. This part integrated with a steel messenger is jacketed with polyethylene (PE) in a Figure-8 shape.