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Optical Fiber Secondary Coating Line

Application
The line is used for extruding jelly-filled loose tube in which 2-12 optical fibers are contained. The extruding material can be PBT, PE, etc.

Main Technical specifications
1. Max design line speed: 350M/Min
   Max production process line speed: 20-300M/Min
2. Number of fiber pay off: 12 reel
3. Size of fiber pay off reel: Φ236*Φ25.4*108(25KM); Φ236*Φ25.4*225(50KM)
4. Tension of fiber pay off: 0.4-1.2N±0.5N( Adjustment)
5. Diameter of bundle tube: Φ1.4-Φ4.0mm(±0.05)
6. Range of extra-attenuation: 0-3‰(±2‰)
7. Add loss: ≤0.02dn/km (Only for the single mold core fiber cable)

Main Equipment Structure             
(1) 12 Reel fiber pay off;
(2) Movable fiber S/Z stranding head( optional);
(3) Jelly (gel) filler device;
(4) 50 extruder（with feeding and drying device）;
(5) Electric control cabinet;
(6) Thermostatic trough (with thermostatic tank);
(7) Chilled-water trough;
(8) Air wiper dryer;
(9) Diameter gauge tester;
(10) Belt pressure wheel type capstan;
(11) Tension rack;
(12) Automatic changing reel double shaft take up.