| About |
|---|
| Ultradur B 4520 High Speed is an unfilled, easy flowing, injection molding PBT grade. Applications Ultradur B 4520 High Speed is designed for connectors and other technical parts.&& |
| Product Description | |
|---|---|
| Supplier | BASF |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Good liquidity |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.30 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 250℃，2.16 kg | 50.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | ISO 294-4 | ||
| TD | 1.9 | % | ISO 294-4 |
| MD | 1.8 | % | ISO 294-4 |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.50 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.25 | % | ISO 62 |
| Viscosity value | |||
| Reduced viscosity | 115.0 | ml/g | ISO 1628 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 23℃ | 2200 | MPa | ISO 527-2 |
| tensile strength | |||
| Yield, 23 ℃ | 50.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Yield, 23 ℃ | 3.5 | % | ISO 527-2 |
| Nominal tensile fracture strain | |||
| 23℃ | > 50 | % | ISO 527-2 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 4.0 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | |||
| 23℃ | 190 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 55.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 130 | ℃ | ISO 75-2/B |
| Melting temperature | |||
| DSC | 223 | ℃ | ISO 3146 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 100 to 120 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.040 | % | |
| Processing (melt) temperature | 250 to 270 | °C | |
| Mold temperature | 40 to 80 | °C | |
| Injection pressure | 3.50 to 12.5 | MPa | |
| Injection speed | Fast | ||
| Back pressure | < 1.00 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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