Mini Air-Blown 2~24 Core Super Mini Unitube Air Blown Fiber Optic Cable

Short Description:

Mini air-blown cable, fiber optic is coloring 2-24 core fiber placed in the bundle tube, the outer skin extruded a layer of high-density polyethylene outer sheath.

Product Detail

Product Tags


● Special composite material loose casing to reduce low temperature casing retraction.
● Precise control of fiber residual length, stable performance of optical cable.
●Unique process control to eliminate sheath wrinkling in air blowing.
●High density polyethylene outer sheath to improve air blowing distance.

IEC 60794-5、IEC 60794-1-2 or D/T 1460-2006

Optical Characteristics




















(Class A)







Numerical Aperture



Cable Cut-off Wavelength λcc



Technical Parameters

Mini Cable Type GCYFXY-xxF(MTE +Outer diameter)
MTE1.8 MTE2.0 MTE2.3 MTE2.5 MTE2.8
Fiber Count 2~4 2~4 6~12 2~12 14~24
HDPE Outer Sheath Thickness Nominal:0.20mm,Mini: 0.15mm
Nominal Outer Diameter 1.8mm 2.0mm 2.3mm 2.5mm 2.8mm
Approximate Weight 2.6 kg/km 4.0 kg/km 5.0 kg/km 6.0 kg/km 7.0kg/km
Attenuation (single-mode fiber) 1310nm/1550nm≤0.35/0.22dB/km
Max. Pulling Force 40N 40N 50N 60N 60N
Max. Squeeze Force 600N/100mm
Mini Permissible Static / Dynamic Bending Radius 10x/20x O.D. of fiber optic cable
Temperature Range Storage -30~+60℃; Installation -10~+40℃; Operation -20~+50℃
Fiber optic cable life (valuation) 25 YEARS

Mechanical performance

Items Test Reference Standards Test Results Remarks
Tension IEC 60794-1-2-E1
(GB/T 7424.2-E1)
 Fiber Strain(%) Accessory Decay(dB) Short-term test tension is the maximum tension.Long-term test tension is 1/3 of the maximum tension
Short-term ≤0.3
Long-term ≤0.1
No significant strain after stress relief;
Long-term:No Significant
Flattening force IEC 60794-1-2-E3
(GB/T 7424.2-E3)
Short-term crushing force: additional attenuation ≤ 0.05.Long-term crushing force: no significant.After stress removal, no visible residual additional attenuation of the fiber, the

No visible cracking on the sheath surface

Short-term test pressure:600NLong-term test pressure: 200N
Repeated bending Test IEC 60794-1-2-E6
(GB/T 7424.2-E6)
After testing: no visible residual accessory attenuation of the fiber.No visually visible cracking of the sheath Bending radius = 20 times the diameter of the micro cable
Load = 15N
Bending times: 25
Torsion test IEC 60794-1-2-E7
(GB/T 7424.2-E7)
After the test: no fiber breakage and no visually visible cracking of the sheath.After stress removal, no obvious residual additional attenuation Turning angle: ±180º
Load = 15N
Number of torsions: 5
Winding test IEC 60794-1-2-E11A
(GB/T 7424.2-E11A)
After the test: no fiber breakage and no visually visible cracking of the sheath Mandrel diameter = 20 times the diameter of the micro cable
Number of tightly wound turns = 10
Number of cycles = 5
All the above results are tested at 1550nm wavelength

Blowing Performance

Test Equipment Typical air delivery lengths and pipe types suitable for air delivery
Polimente: PRM-196 , PR140 etc.Air pressure: 13bar Fiber Count Microtube type
Microtube type
  2~12 800m 1500m
 14~24 500m 1500m

Environmental Characteristics

Items Test Method Indicators to be achieved by the test
Temperature Performance IEC 60794-1-2-F1 Additional attenuation of fiber (1550nm)
≤0.1 dB/km
Water penetration performance IEC 60794-1-2-F5B 1m water height, 3m cable, test time 24 hoursNo water seepage from the other end of the micro cable
Drip performance IEC 60794-1-2-E14 Microcables are maintained at an ambient temperature of 70°C for 24 hoursNo filler compound drops out of microcables

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