Polyvinyl Chloride Insulated Cable Material (PVC Insulated Cable Material)
FITUR PRODUK
LINGKUNGAN PENGGUNAAN
Test item lan standar
akudheweke wis |
| J-70 | JR-70 | JGD-70 | J-90 |
Kekuatan tarik/MPa | ≥ | 15.0 | 15.0 | 16.0 | 16.0 |
Regangan tarik ing break /% | ≥ | 150 | 180 | 150 | 150 |
Deformasi termal | ≥ | 40 | 50 | 30 | 30 |
Sifat rapuh tyaiku suhu / ℃ |
| -15 | -20 | -15 | -15 |
Dampak sifat embrittlement |
| Lulus | Lulus | Lulus | Lulus |
wektu stabilitas termal ing 200 ℃ /min | ≥ | 60 | 60 | 100 | 180 |
Resistivitas volume ing 20 ℃/Ω·m | ≥ | 1.0× 10 12 | 1.0× 10 11 | 3.0× 1012 | 1.0× 10 12 |
kekuatan dielektrik/(MV/m) | ≥ | 20 | 20 | 25 | 20 |
Faktor rugi dielektrik (50Hz) | ≤ | — | — | 0.1 | — |
Tes suhu / ℃ |
| 70±1 | 70±1 | 70±1 | 95±1 |
Resistivitas volume/Ω·m | ≥ | 1.0× 10 9 | 1.0× 108 | 5.0× 109 | 5.0× 108 |
Sifat mekanik lan fisik saka bahan kabel polivinil klorida sawise tuwa
akudheweke wis |
| J-70 | JR-70 | JGD-70 | J-90 |
Tes suhu / ℃ |
| 100±2 | 100±2 | 100±2 | 135±2 |
Tes wektu / h |
| 168 | 168 | 168 | 240 |
Kekuwatan tarik sawise tuwa / MPa | ≥ | 15.0 | 15.0 | 16.0 | 16.0 |
Tingkat owah-owahan kekuatan tarik maksimum /% |
| ±20 | ±20 | ±20 | ±20 |
Regangan tarik ing fraktur sawise tuwa /% | ≥ | 150 | 180 | 150 | 150 |
| Tingkat owah-owahan maksimum saka tensile ketegangan ing istirahat /% |
| ±20 | ±20 | ±20 | ±20 |
Kondisi tes |
| 100±2 ℃ | 100±2 ℃ | 100±2 ℃ | 115± 2 ℃ |
|
| 168 h | 168 h | 168 h | 240 h |
mundhut massa/(g/m2) | ≤ | 20 | 20 | 20 | 20 |