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| thermal performance | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
|---|---|---|---|
| Vicat softening temperature | -- | ISO 306/B50 | 94.0 °C |
| Linear coefficient of thermal expansion | MD | ISO 11359-2 | 9.2E-05 cm/cm/°C |
| Vicat softening temperature | -- | ISO 306/A50 | 102 °C |
| Hot deformation temperature | 1.8MPa,Annealed | ASTM D648 | 95.0 °C |
| 1.8MPa,Annealed | ISO 75-2/A | 96.0 °C | |
| 1.8MPa,Unannealed | ASTM D648 | 85.0 °C | |
| Vicat softening temperature | -- | ASTM D15257 | 104 °C |
| Hot deformation temperature | 1.8MPa,Unannealed | ISO 75-2/A | 81.0 °C |
| mechanical properties | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
| bending strength | --5 | ASTM D790 | 55.2 Mpa |
| Bending modulus | --5 | ASTM D790 | 1930 Mpa |
| elongation | Break4 | ASTM D638 | 30 % |
| tensile strength | Break | ISO 527-2/50 | 27.0 Mpa |
| Yield4 | ASTM D638 | 35.7 Mpa | |
| bending strength | --6 | ISO 178 | 54.0 Mpa |
| tensile strength | Yield | ISO 527-2/50 | 37.0 Mpa |
| Bending modulus | --6 | ISO 178 | 1700 Mpa |
| elongation | Break | ISO 527-2/50 | 25 % |
| impact performance | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
| Charpy Notched Impact Strength | 23°C | ISO 179 | 29 kJ/m² |
| Impact strength of cantilever beam gap | 23°C | ISO 180/1A | 27 kJ/m² |
| 23°C,6.40mm | ASTM D256 | 250 J/m | |
| 23°C,3.20mm | ASTM D256 | 300 J/m | |
| -30°C | ISO 180/1A | 12 kJ/m² | |
| Charpy Notched Impact Strength | -30°C | ISO 179 | 14 kJ/m² |
| Physical properties | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
| Shrinkage rate | ISO 294-4 | 0.40-0.70 % | |
| density | --3 | ASTM D792 | 1.03 g/cm³ |
| melt mass-flow rate | 200°C/5.0kg | ASTM D1238 | 4.5 g/10min |
| density | 23°C | ISO 1183 | 1.03 g/cm³ |
| Melt Volume Flow Rate (MVR) | 220°C/10.0kg | ISO 1133 | 40.0 cm3/10min |
| flammability | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
| UL flame retardant rating | 1.5mm | UL 94 | HB |
| hardness | Test Condition | Test Method | TAIWAN CHIMEI/PA-746H |
| Rockwell hardness | R-Scale | ASTM D785 | 115 |