| About |
|---|
| Ultradur B 4441 G5 is a 25% glass reinforced injection molding PBT optimized for glow wire requirements. For parts requiring enhanced fire resistance. (Halogen and Antimon free) Applications Typical applications include components for household appliances, connectors, and power switches.&& |
| Product Description | |
|---|---|
| Supplier | BASF |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Halogen free,Flame Characteristics,No antimony,V-0,5VA |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.53 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 275℃，2.16 kg | 15.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | ISO 294-4 | ||
| TD | 1.2 | % | ISO 294-4 |
| MD | 0.44 | % | ISO 294-4 |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.40 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.20 | % | ISO 62 |
| Viscosity value | |||
| Reduced viscosity | 105.0 | ml/g | ISO 1628 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 23℃ | 9800 | MPa | ISO 527-2 |
| tensile strength | |||
| Fracture, 23 ℃ | 110 | MPa | ISO 527-2 |
| Tensile strain | |||
| Fracture, 23 ℃ | 2.3 | % | ISO 527-2 |
| Bending modulus | |||
| 23℃ | 10000 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 180 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 7.0 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | ISO 179 | ||
| -30℃ | 47 | kJ/m² | ISO 179 |
| 23℃ | 45 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 210 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 220 | ℃ | ISO 75-2/B |
| Melting temperature | |||
| DSC | 223 | ℃ | ISO 3146 |
| Relative temperature index | |||
| Electrical performance, 1.50 mm | 140 | ℃ | UL 746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+16 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+14 | ohms·cm | IEC 60093 |
| Dielectric constant | |||
| 1 MHz | 3.60 | IEC 60250 | |
| Dissipation factor | |||
| 1 MHz | 0.014 | IEC 60250 | |
| Compared to the leakage tracing index | 525 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 0.40 mm | V-0 | UL 94 | |
| 1.50 mm | 5VA | UL 94 |
| 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 | 60 to 100 | °C | |
| Injection pressure | 3.45 to 10.3 | 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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