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| mechanical properties | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
|---|---|---|---|
| bending strength | --5 | ASTM D790 | 63.4 Mpa |
| Bending modulus | --5 | ASTM D790 | 2140 Mpa |
| elongation | Break4 | ASTM D638 | 15 % |
| tensile strength | Break | ISO 527-2/50 | 34.0 Mpa |
| Yield4 | ASTM D638 | 43.0 Mpa | |
| bending strength | --6 | ISO 178 | 67.0 Mpa |
| tensile strength | Yield | ISO 527-2/50 | 44.0 Mpa |
| Bending modulus | --6 | ISO 178 | 2200 Mpa |
| elongation | Break | ISO 527-2/50 | 40 % |
| thermal performance | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
| Vicat softening temperature | -- | ISO 306/B50 | 106 °C |
| Linear coefficient of thermal expansion | MD | ISO 11359-2 | 8.4E-05 cm/cm/°C |
| Vicat softening temperature | -- | ISO 306/A50 | 114 °C |
| Hot deformation temperature | 1.8MPa,Annealed | ASTM D648 | 107 °C |
| 1.8MPa,Annealed | ISO 75-2/A | 106 °C | |
| 1.8MPa,Unannealed | ASTM D648 | 97.0 °C | |
| Vicat softening temperature | -- | ASTM D15257 | 115 °C |
| Hot deformation temperature | 1.8MPa,Unannealed | ISO 75-2/A | 86.0 °C |
| impact performance | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
| Charpy Notched Impact Strength | 23°C | ISO 179 | 22 kJ/m² |
| Impact strength of cantilever beam gap | 23°C | ISO 180/1A | 21 kJ/m² |
| 23°C,6.40mm | ASTM D256 | 200 J/m | |
| 23°C,3.20mm | ASTM D256 | 230 J/m | |
| -30°C | ISO 180/1A | 11 kJ/m² | |
| Charpy Notched Impact Strength | -30°C | ISO 179 | 11 kJ/m² |
| Physical properties | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
| Shrinkage rate | ISO 294-4 | 0.30-0.60 % | |
| density | --3 | ASTM D792 | 1.03 g/cm³ |
| melt mass-flow rate | 220°C/10.0kg | ASTM D1238 | 7.5 g/10min |
| density | 23°C | ISO 1183 | 1.03 g/cm³ |
| Melt Volume Flow Rate (MVR) | 220°C/10.0kg | ISO 1133 | 8.50 cm3/10min |
| flammability | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
| UL flame retardant rating | 1.5mm | UL 94 | HB |
| hardness | Test Condition | Test Method | TAIWAN CHIMEI/PA-777B |
| Rockwell hardness | R-Scale | ASTM D785 | 112 |