Makrolon® Ai2257
MVR (300 °C/1.2 kg) 35 cm³/10 min; easy release; UV stabilized; Automotive interior; developed for high-gloss surfaces with highest requirements
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Technical Properties & Datasheets
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Dry Air Drying Temperature | - | °C | 120 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Coefficient of linear thermal expansion, normal | ISO 11359-1,-2 | 23 to 55 °C | 10^-4^/K | 0.65 |
| Coefficient of linear thermal expansion, parallel | ISO 11359-1,-2 | 23 to 55 °C | 10^-4^/K | 0.65 |
| Temperature of deflection under load | ISO 75-1,-2 | 0.45 MPa | °C | 136 |
| Temperature of deflection under load | ISO 75-1,-2 | 1.80 MPa | °C | 123 |
| Vicat softening temperature | ISO 306 | 50 N; 120 °C/h | °C | 145 |
| Vicat softening temperature | ISO 306 | 50 N; 50 °C/h | °C | 143 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Charpy impact strength | ISO 179/1eU | 23 °C | kJ/m² | N |
| Flexural modulus | ISO 178 | 2 mm/min | MPa | 2350 |
| Flexural strain at flexural strength | ISO 178 | 2 mm/min | % | 7 |
| Flexural strength | ISO 178 | 2 mm/min | MPa | 97 |
| Flexural stress at 3.5 % strain | ISO 178 | 2 mm/min | MPa | 73 |
| Nominal strain at break | ISO 527-1,-2 | 50 mm/min | % | > 50 |
| Strain at break | b.o. ISO 527-1,-2 | 50 mm/min | % | 120 |
| Stress at break | ISO 527-1,-2 | 50 mm/min | MPa | 60 |
| Tensile modulus | ISO 527-1,-2 | 1 mm/min | MPa | 2350 |
| Yield strain | ISO 527-1,-2 | 50 mm/min | % | 6 |
| Yield stress | ISO 527-1,-2 | 50 mm/min | MPa | 63 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Melt volume-flow rate | ISO 1133 | 300 °C/ 1.2 kg | cm³/10 min | 35 |
| Molding shrinkage, parallel/normal | b.o. ISO 2577 | Value range based on general practical experience | % | 0.65 - 0.7 |
| Property Name | Standard | Test condition | Unit | Value |
|---|---|---|---|---|
| Injection molding - Injection velocity | ISO 294 | mm/s | 200 | |
| Injection molding - Melt temperature | ISO 294 | °C | 280 | |
| Injection molding - Mold temperature | ISO 294 | °C | 80 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
