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Material Comparison
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Product Name / Manufacturer / Model
Grade
Reference Price
| injection | Test Condition | Test Method | CELANESE USA/S475 |
|---|---|---|---|
| Back pressure | < 3.00 Mpa | ||
| Injection speed | 中等 | ||
| Temperature at the front of the material cylinder | 345 to 365 °C | ||
| Spray nozzle temperature | 355 to 370 °C | ||
| Mold temperature | 80 to 120 °C | ||
| Processing (melt) temperature | 360 to 375 °C | ||
| drying temperature | 150 °C | ||
| Temperature in the middle of the barrel | 340 to 360 °C | ||
| drying time | 6.0 hr | ||
| Suggested maximum moisture content | 0.010 % | ||
| Hopper temperature | 20 to 40 °C | ||
| Temperature at the rear of the barrel | 330 to 350 °C | ||
| thermal performance | Test Condition | Test Method | CELANESE USA/S475 |
| Linear coefficient of thermal expansion | Across Flow | ISO 11359-2 | 2.5E-5 cm/cm/°C |
| Hot deformation temperature | 8.0 MPa, Unannealed | ISO 75-2/C | 213 °C |
| 1.8 MPa, Unannealed | ISO 75-2/A | 305 °C | |
| Linear coefficient of thermal expansion | Flow | ISO 11359-2 | 1.0E-5 cm/cm/°C |
| Melting temperature | ISO 11357-3 | 350 °C | |
| mechanical properties | Test Condition | Test Method | CELANESE USA/S475 |
| bending strength | 23°C | ISO 178 | 180 Mpa |
| Tensile strain | Break | ISO 527-2/1A/5 | 1.8 % |
| Tensile modulus | ISO 527-2/1A | 12300 Mpa | |
| Fracture bending strain | ISO 178 | 2.4 % | |
| tensile strength | Break | ISO 527-2/1A/5 | 135 Mpa |
| Bending modulus | 23°C | ISO 178 | 12000 Mpa |
| Physical properties | Test Condition | Test Method | CELANESE USA/S475 |
| Shrinkage rate | Flow | ISO 294-4 | 0.0 % |
| 横向Flow | ISO 294-4 | 0.40 % | |
| impact performance | Test Condition | Test Method | CELANESE USA/S475 |
| Impact strength of simply supported beam without notch | 23°C | ISO 179/1eU | 15 kJ/m² |
| flammability | Test Condition | Test Method | CELANESE USA/S475 |
| UL flame retardant rating | UL 94 | V-0 | |
| Electrical performance | Test Condition | Test Method | CELANESE USA/S475 |
| Dissipation factor | 1 MHz | IEC 60250 | 8.0E-3 |
| Relative permittivity | 1 MHz | IEC 60250 | 3.70 |