A kind of layer-stranding cable and preparation method

A kind of layer-stranding cable and preparation method

  • CN 107,065,098 A
  • Filed: 04/23/2015
  • Published: 08/18/2017
  • Est. Priority Date: 04/23/2015
  • Status: Active Application
First Claim
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1. a kind of layer-stranding cable, it includes cable core and extrusion molding is coated on restrictive coating outside cable core, it is characterised in that describedCable core is by centrally located reinforcer, around many stranded Loose tubes of reinforcer, by consolidating that all Loose tube integral coatings are livedGiven layer, the packed layer outside fixed bed are constituted, and the Loose tube of arbitrary neighborhood is that mutual nontangential and adjacent pine covers two-by-twoSpacing maximum between pipe is 0.2mm, and fixed bed extend into the internal clearance of Loose tube formation, all had in every Loose tubeAt least one optical fiber;

  • Fixed bed is that liquid is sealed relative to internal Loose tube, and the material of fixed bed is polypropylene or poly-Ethene or polybutylene terephthalate (PBT).

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