- The cable consists of loose tubes (or some fillers) stranded around the central strength member(metal or FRP), outside cable core, corrugated steel( or aluminum) tape or non-tape longitudinal folded and PE extruded as outer sheath. The tube is made of good temperature property material. A number of single or multi-mode fibers are secondary coated into the loose tube with suitable excess length and tube filled with moisture-proof compound. All the interstices of cable core are filled with water blocking compound.
Of this time, the m phase would last less https://college-homework-help.org/ than an hour, while the s phase might take 10 12 hours, or half the cycle.