Polyester Yarn
Polyester yarn is used in optic fiber cables. Characterizes: high strength、low heat recovery efficiency、small volume、non-hygroscopic 、high temperature resistance etc.
Usage: fix and tie up materials inside the cables.
Technical Indicator：
NO. |
Property |
Unit |
Polyester Yarn |
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1 |
Linear Density |
dtex |
1110±30 |
1670±40 |
2220±60 |
3330±90 |
2 |
Breaking Strength |
N |
≥60 |
≥90 |
≥120 |
≥180 |
3 |
Elongation at Break |
％ |
≥12 |
≥12 |
≥12 |
≥12 |
4 |
Breaking Strength after Heat Treatment(115℃±2 ℃/2h) |
N |
≥50 |
≥70 |
≥100 |
≥150 |
5 |
Water Content |
％ |
≤1.0 |
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6 |
Hot Air Shrinkage |
％ |
Standard≤4.3, Low Shrink≤2.0 |
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location：