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Grade
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| mechanical properties | Test Condition | Test Method | KUMHO KOREA/HBG5730 |
|---|---|---|---|
| elongation | Break | ASTM D638 | 3.5 % |
| tensile strength | ASTM D638 | 120 Mpa | |
| bending strength | ASTM D790 | 190 Mpa | |
| Bending modulus | ASTM D790 | 9500 Mpa | |
| Electrical performance | Test Condition | Test Method | KUMHO KOREA/HBG5730 |
| Surface resistivity | IEC 60093 | >1.0E+15 ohms | |
| Volume resistivity | IEC 60093 | >1.0E+15 ohms·cm | |
| flammability | Test Condition | Test Method | KUMHO KOREA/HBG5730 |
| UL flame retardant rating | 1.6mm | UL 94 | V-0 |
| Physical properties | Test Condition | Test Method | KUMHO KOREA/HBG5730 |
| melt mass-flow rate | 250°C/5.0kg | ASTM D1238 | 20 g/10min |
| Shrinkage rate | MD | ASTM D955 | 0.20-0.30 % |
| thermal performance | Test Condition | Test Method | KUMHO KOREA/HBG5730 |
| Hot deformation temperature | 1.8MPa,Unannealed | ASTM D648 | 160 °C |
