GJFJV single core cables use single 900 microns or 600 microns tight set of optical fiber as transmission medium of light, outer covering a layer of aramid as stress strengthening unit, the most outer layer extrusion of polyvinyl chloride (......
GJFJV single core cables use single Φ 900 microns or Φ 600 microns tight set of optical fiber as transmission medium of light, outer covering a layer of aramid as stress strengthening unit, the most outer layer extrusion of polyvinyl chloride (PVC) or low smoke zero halogen (LSZH, low smoke, zero halogen and flame retardant) sheath.
