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| Physical properties | Test Condition | Test Method | COVESTRO GERMANY/T88 GF20 901510 |
|---|---|---|---|
| Water absorption rate | (23°C,50RH) | ISO 62 | 0.20 % |
| Shrinkage rate | MD2.0mm | ISO 294-4 | 0.40 % |
| density | ISO 1183 | 1.29 g/cm³ | |
| Water absorption rate | (23°C,24hr) | ISO 62 | 0.40 % |
| Shrinkage rate | TD2.0mm | ISO 294-4 | 0.30 % |
| Electrical performance | Test Condition | Test Method | COVESTRO GERMANY/T88 GF20 901510 |
| Dielectric constant | 23°C | IEC 60250 | 3.20 1MHz |
| Dissipation factor | 23°C | IEC 60250 | 8.5E-03 1MHz |
| Volume resistivity | IEC 60093 | 1E+16 Ω.cm | |
| Dissipation factor | 相对漏电起痕指数 | IEC 60112 | 150 V |
| Surface resistivity | IEC 60093 | 1E+17 Ω.cm | |
| Dielectric strength | IEC 60243-1 | 35 KV/mm | |
| mechanical properties | Test Condition | Test Method | COVESTRO GERMANY/T88 GF20 901510 |
| Impact strength of cantilever beam gap | 23°C | ISO 180/1A | 8.00 kJ/m² |
| tensile strength | 23°C | ISO 527-2 | 120 Mpa |
| Elongation at Break | 23°C | ISO 527-2 | 2.40 % |
| Tensile modulus | 23°C | ISO 527-2 | 7200 Mpa |
| Impact strength of cantilever beam gap | -30°C | ISO 180/1A | 8.00 kJ/m² |
| thermal performance | Test Condition | Test Method | COVESTRO GERMANY/T88 GF20 901510 |
| Linear coefficient of thermal expansion | TD | ISO 11359-2 | 6.5E-05 cm/cm/°C |
| MD | ISO 11359-2 | 3E-05 cm/cm/°C | |
| Hot deformation temperature | 1.80MPaAnnealed | ISO 75-2/Af | 119 °C |
| 0.45MPaUnannealed | ISO 75-2/Bf | 129 °C | |
| Vicat softening temperature | ISO 306/B50 | 128 °C | |
| flame retardant performance | Test Condition | Test Method | COVESTRO GERMANY/T88 GF20 901510 |
| UL flame retardant rating | UL -94 | HB 0.85mm |