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| mechanical properties | Test Condition | Test Method | KUMHO KOREA/710 |
|---|---|---|---|
| tensile strength | 23℃ | ASTM D-638 | 450 kg/cm |
| Elongation at Break | 23℃ | ASTM D-638 | 30 % |
| Bending modulus | 23℃ | ASTM D-790 | 23000 kg/cm |
| Impact strength of cantilever beam gap | 1/8in(3.2mm).23℃ | ASTM D-256 | 28 kg.cm/cm |
| 1/4in(6.4mm).23℃ | ASTM D-256 | 25 kg.cm/cm | |
| bending strength | 23℃ | ASTM D-790 | 650 kg/cm |
| Rockwell hardness | R SCALE | ASTM D-785 | 105 R |
| Basic Performance | Test Condition | Test Method | KUMHO KOREA/710 |
| density | 23℃ | ASTM D-792 | 1.04 23℃ |
| melt mass-flow rate | 220℃×10kg | ASTM D-1238 | 30 g/10min |
| 200℃×21.6kg | ASTM D-1238 | 39 g/10min | |
| 200℃×5kg | ASTM D-1238 | 2.9 g/10min | |
| thermal performance | Test Condition | Test Method | KUMHO KOREA/710 |
| Vicat softening temperature | ASTM D-1525 | 95(203) ℃(℉) | |
| Hot deformation temperature | 6.4mm 18.6kg/cm | ASTM D-648 | 85(185) ℃(℉) |
| Combustibility | UL -94 | HB CLASS | |
| Physical properties | Test Condition | Test Method | KUMHO KOREA/710 |
| Shrinkage rate | ASTM D-955 | 0.4-0.7 % |
