We are able to supply PBT from a reputable manufacturer in China to the MENA region.
PBT (Polybutylene Terephthalate)
PBT (Polybutylene Terephthalate)
Technical Parameters for Optic Fiber Secondary Coating
Serious No. | Description | Unit | Nominal Value |
1 | Appearance | Cream white, pale yellow, colorless &
transparent granular |
|
2 | Density | 3 g/cm | 1.25~1.35 |
3 | Moisture content | % | ≤0.1 |
4 | Melting index
250℃/2.16kg |
g/10min | 7~15 |
5 | Saturated ratio of moisture
content |
% | ≤0.5 |
6 | Tensile Yield strength | MPa | ≥50 |
7 | Yield elongation | % | 5~10 |
8 | Elongation at break | % | ≥100 |
9 | Tensile modules of
elasticity |
MPa | ≥2100 |
10 | Flexural modules of
elasticity |
MPa | ≥2200 |
Flexural strength at
3.5% of strain |
MPa | ≥60 | |
11 | Shore hardness HD | ≥70 | |
12 | Melting point | ℃ | 220~230 |
13 | Coefficient of linear expansion (23~80℃) | 10-4K-1 | ≤2.0 |
14 | Compatibility with filling petroleum jelly
Tensile yield strength Yield Elongation at break |
MPa % |
≥50 ≥100 |
15 | Volume resistance | Ω·cm | ≥1×1015 |
Package:
900KG/Bag or 25KG/Bag