| About |
|---|
| 30% glass reinforced PBT. Impact modified, high flow, hydrolytically stable.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | High impact resistance,High liquidity,Hydrolysis stability |
| Availabilitys | North America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.50 | g/cm³ | ASTM D792 |
| Melt Volume Rate | |||
| 250℃，5 kg | 41.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| TD：3.2 mm | 1.0 to 1.2 | % | Internal Method |
| MD：3.2 mm | 0.60 to 0.80 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 8840 | MPa | ASTM D638 |
| tensile strength | ASTM D638 | ||
| yield | 112 | MPa | ASTM D638 |
| fracture | 107 | MPa | ASTM D638 |
| fracture | 115 | MPa | ASTM D638 |
| fracture | 110 | MPa | ASTM D638 |
| fracture | 112 | MPa | ASTM D638 |
| fracture | 102 | MPa | ASTM D638 |
| fracture | 96.0 | MPa | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| yield | 4.0 | % | ASTM D638 |
| yield | 3.0 | % | ASTM D638 |
| Tensile strain | ASTM D638 | ||
| fracture | 2.5 | % | ASTM D638 |
| fracture | 3.0 | % | ASTM D638 |
| fracture | 4.0 | % | ASTM D638 |
| fracture | 2.2 | % | ASTM D638 |
| Bending modulus | ASTM D790 | ||
| 50 mm span | 7100 | MPa | ASTM D790 |
| 50 mm span | 7500 | MPa | ASTM D790 |
| 50 mm span | 8000 | MPa | ASTM D790 |
| 50 mm span | 7200 | MPa | ASTM D790 |
| 50 mm span | 7400 | MPa | ASTM D790 |
| bending strength | |||
| Fracture, 50 mm span | 173 | MPa | ASTM D790 |
| Bending strain -1.3 mm/min, 50 mm span | ASTM D790 | ||
| — | 4.2 | % | ASTM D790 |
| — | 4.2 | % | ASTM D790 |
| — | 4.5 | % | ASTM D790 |
| — | 4.0 | % | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 96 | J/m | ASTM D256 |
| 23℃ | 820 | J/m | ASTM D4812 |
| Dart impact equipped with measuring instruments | ASTM D3763 | ||
| 23℃，Total Energy | 6.10 | J | ASTM D3763 |
| 23℃，Total Energy | 7.56 | J | ASTM D3763 |
| 23℃，Total Energy | 8.81 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 200 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 3.2 mm | 220 | ℃ | ASTM D648 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 60 to 77 | °C | |
| Drying time | 4.0 to 6.0 | hr | |
| Drying time, maximum | 8.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Recommended injection volume | 40 to 80 | % | |
| Barrel rear temperature | 238 to 254 | °C | |
| Barrel middle temperature | 243 to 260 | °C | |
| Barrel front temperature | 249 to 266 | °C | |
| Nozzle temperature | 243 to 260 | °C | |
| Processing (melt) temperature | 249 to 266 | °C | |
| Mold temperature | 66 to 88 | °C | |
| Back pressure | 0.345 to 0.689 | MPa | |
| Screw speed | 50 to 80 | rpm | |
| Vent depth | 0.025 to 0.038 | mm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.20 in/min |
| 3. Type I, 0.20 in/min |
| 4. AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS IV |
| 5. AFTER 1008 HOURS AT 125°C |
| 6. AFTER 1008 HOURS AT 155°C |
| 7. AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS III |
| 8. Type I, 2.0 in/min |
| 9. 0.051 in/min |
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