Optical Fiber Secondary Coating Line

Optical Fiber Secondary Coating Line

1.    Application

The line is used to extrude loose tube in which 12 optical fibers are contained. The extruding material can be PBT,PE.

2.    Main technical data

2.1 Optical fiber number                             12

2.2 Loose tube                                           PBT 1.4 - 2.6mm diameter, jelly field

·                                                                     PBT 1.4 - 2.6mm diameter, dry with water blocking yarn

2.2 Pay-off tension                                      (0.4-1.5N)±0.05N

2.3 Optical fiber reel size                            25km and 50km fiber reel

       2.4 Line structure speed                            800m/min

2.5 Operation speed                                  ≤500m/min (dia.Ф1.85mm with jelly)

                                                              ≤300m/min (dia.Ф2.1mm,dry loose tube)

2.6 Extruded tube dia.                               (Ф1.3-Ф4.0)mm±0.05

2.7 Extruded material                                PBT

2.8 EFL range                                        （-1～3‰）±0.2‰

2.9 Accuracy of the counter                      ≤0.5‰

2.10 Hot water temperature                      70℃±2℃

2.11 Take up reel size                               PN800mm

2.12 Take-up tension                                 2.0-20N

2.13 Extra-attenuation                               ≤0.02dB/km (1310nm,1550nm)

2.14 Centering height                                1000mm

2.15 Line direction                                     Appointment by user

2.16 Line color                                           Appointment by user

2.17 Overall dimension                              31m×3m×3m

2.18 Installation power                              85Kw