| About |
|---|
| Evonik manufactures a range of polybutylene terephthalate compounds that are supplied under the registered trademark VESTODUR®. Material properties characterizing VESTODUR® compounds are: high thermostability high stiffness low water absorption resulting in high dimensional stability high hardness good strength good sliding friction behavior, low abrasion good creep behavior good electrical properties good chemical resistance good weathering resistance good processability no tendency to form stress cracks&& |
| Product Description | |
|---|---|
| Supplier | Evonik |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Weather resistance is good,Excellent Processability,Good flexibility,Good Dimensional Stability,Good Electrical Properties,Low or no water absorption,Good Hardness,Flame Characteristics,Good wear resistance,Solvent resistance,Heat Stabilized |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.50 | g/cm³ | ISO 1183 |
| Shrinkage rate | |||
| MD pigment can change mold shrinkage | 1.9 | % | ISO 294-4 |
| TD pigment can change mold shrinkage | 1.9 | % | ISO 294-4 |
| Water absorption rate | |||
| 0.40 | % | ISO 62 | |
| Melt Flow Rate | |||
| 250℃，2.16kg | 52.5 | g/10min | ISO 1133 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 185 | ℃ | ISO 75-2/Bf |
| 1.8 MPa, annealed | 80.0 | ℃ | ISO 75-2/Af |
| Melting temperature | 221-226 | ℃ | ISO 11357-3 |
| Vicat Softening Temp | |||
| B50 | 192 | ℃ | ISO 306/A50 |
| A50 | 216 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | |||
| MD | 1.1E-4 | 1/℃ | ISO 11359-2 |
| TD | 1.1E-4 | 1/℃ | ISO 11359-2 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volumetric resistance | 1.0E+15 | Ω.cm | IEC 60093 |
| Surface resistance | 1.0E+13 | Ω.cm | IEC 60093 |
| Insulation strength | |||
| 27.0 | KV/mm | IEC 60243-1 | |
| Dielectric constant | |||
| 3.4 | 1 MHz | IEC 60250 | |
| 3.4 | 100 Hz | IEC 60250 | |
| Dissipation factor | |||
| 0.020 | IEC 60250 | ||
| 0.0020 | 100 Hz | IEC 60250 | |
| Compared to the leakage tracing index | 225 | V | IEC 60112 |
| Compared to the leakage tracing index | 250 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 1.60 mm | V-0 | UL 94 | |
| 0.800 mm | V-0 | UL 94 | |
| 0.400 mm | V-0 | UL 94 | |
| Igniting temperature of the hot wire | |||
| 2 mm | 960 | ℃ | IEC 60695-2-12 |
| Other performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Electrolytic corrosion | A1 Step | IEC 60426 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | |||
| 23℃ | 25 | kJ/m² | ISO 179/1eU |
| -30℃ | 25 | kJ/m² | ISO 179/1eU |
| Charpy Notched Impact Strength | |||
| 23℃ | 3 | kJ/m² | ISO 179/1eA |
| -30℃ | 3 | kJ/m² | ISO 179/1eA |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 81 | ISO 868 | |
| Ball hardness | 160 | MPa | ISO 2039-1 |
| tensile strength | |||
| 23℃ | 55.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Fracture, 23 ℃ | 3.0 | % | ISO 527-2 |
| Tensile modulus | |||
| 23℃ | 2600 | MPa | ISO 527-2 |
| Notes |
|---|
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |