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GYFTA Loose Tube Layer Stranded Non-metallic Reinforced Core Non-armored Optical Cable

Product Description:

Colored optical fibers are placed in a loose tube made of  high -modulus material, which is filled with thixotropic gel.  The center of the cable core is a glass fiber reinforced  plastic(FRP) . The loose tube(and filler rope)is twisted  around the central reinforcing core to form a circular cable  core, which is filled with thixotropic gel in the interstices of  the cable core and between the cable core and the  aluminum tape. After the aluminum strip is longitudinally  coated, it is extruded with polyethylene sheath to form the  cable.


Product Feature:

The material of the loose tube itself has good resistance to  hydrolysis and high strength.

◆Possesses good mechanical performance and  temperature characteristics. 

◆Filled with thixotropic gel inside the tube, providing  crucial sealing protection to the optical fibers. 

◆PE sheath has excellent resistance to ultraviolet  radiation. 

◆Single non-metallic central reinforcing core. 

Coated aluminum tape moisture-proof layer.


Application: Ducts, Aerial

Product Details

GYFTA松套层绞式非金属加强芯非铠装光缆.png


Optical Characteristics


Fiber TypeAttenuation  mnb(+20℃)BandwidthNumerical ApertureCable Cut-off Wavelength
@850mm@1300mm@1310mm@1550mm@850mm@1300mm
G.652--≤0.36db/km≤0.22db/km---≤1260nm
G.655--≤0.40db/km≤0.23db/km---≤1450nm
50/125μm≤3.3db/km≤1.2db/km--≥500MHz·km≥500MHz·km0.200±0.015NA-
62.5/125μm≤3.5db/km≤1.2db/km--≥200MHz·km≥500MHz·km0.275±0.015NS-


Structural Parameters



increments by
(increments by 2 fibers)
Number of FibersNumber of Loose TubesNumber of Filling RopesReference Cable Weight
(kg/km)
Allowable Tensile Force Long-term/Short-term
(N)
Allowable Crush Force Long-term/Short-term
(N)
Bending Radius Static/Dynamic
(mm)
GYFTA-2~6Xn2~61599400/1000
300/100010D/20D
GYFTA-8~12Xn8~122499
GYFTA-14~18Xn14~183399
GYFTA-20~24Xn20~244299
GYFTA-26~30Xn26-305199
GYFTA-32~36Xn32~366099
GYFTA-2~6Xn2~616111600/1500
YFTA-8~12Xn14~1825111
GYFTA-14~18Xn14~1834111
GYFTA-20~24Xn20~2443111
GYFTA-26~30Xn26~3052111
GYFTA-32~36Xn32~3661111
GYFTA-38~42Xn38~4270111
GYFTA-44~48Xn44~4842122
GYFTA-50~60Xn50~6051122
GYFTA-62~72Xn62~7260122
GYFTA-2~6Xn2~6171271000/3000
GYFTA-8~12Xn8~1226127
GYFTA-14~18Xn14~1835127
GYFTA-20~24Xn20~244
4127
GYFTA-26~30Xn26~3053127
GYFTA-32~36Xn32~3662127
GYFTA-38~42Xn38~4271136
GYFTA-44~48Xn44~4880136
GYFTA-50~60Xn50~6053136
GYFTA-62~72Xn62~7262136
GYFTA-74~84Xn74~8471136
GYFTA-86~96Xn86~9680136
GYFTA-98~108Xn98~10891161
GYFTA-110~120Xn110~120100161
GYFTA-122~132Xn122~132111195
GYFTA-134~144Xn134~144120195
Storage and Operating Temperature: -40°C to +70°C.