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GYTA53 Loose Tube Stranding Type Direct-burial Optical Cable
Structure features
  •Jelly-filled loose tube 
  •Jelly-filled cable core
  •Central metallic strength member
  •Laminated aluminum-plastic tape and PE inner sheath
  •Laminated steel-plastic corrugated tape and PE outer sheath
Technical characteristics
  •Low loss,low chromatic dispersion
  •Special tube in tube technique makes cable excellent flexible
 capability and protection capability against bending.
  •Special excess-length control method and cabling mode makes
optical cable good mechanical and environmental properties
  •Filling water-blocking jelly brings entirely cross section double
 water-blocking capability
  •Double sheaths can withstand great pressure
The way of laying

Structure drawing

Main technology properties

Range of fiber count   2~144
Optical cable diameter (mm)   15.5~21.5
Optical cable weight (kg/km)   240~430
Allowable bending radius (mm) Static 12.5D
  Dynamic 25D
Allowable tensile strength (N) Short-term 3000
  Long-term 1000
Allowable pressure (N/10cm) Short-term 3000
  Long-term 1000
Applicable temperature range(℃)   -40~+70

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