| About |
|---|
| VALOX VIC4311 is a 30% glass filled, impact modified PBT with excellent epoxy adhesion. Automotive underhood applications such as ignition coil housings.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | High impact resistance |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.42 | g/cm³ | ASTM D792 |
| Density | 1.42 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 250℃，5.0kg | 19 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 250℃，5 kg | 15.6 | cm³/10min | ISO 1133 |
| Shrinkage rate | Internal Method | ||
| MD：3.2 mm | 0.20 to 0.40 | % | Internal Method |
| MD：6.4 mm | 0.60 to 0.80 | % | Internal Method |
| Shrinkage rate | |||
| TD：3.2 mm | 0.60 to 0.80 | % | Internal Method |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.090 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.070 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 8370 | MPa | ASTM D638 |
| Tensile modulus | 7380 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 84.0 | MPa | ISO 527-2/5 |
| fracture | 84.0 | MPa | ASTM D638 |
| yield | 83.0 | MPa | ASTM D638 |
| yield | 86.5 | MPa | ISO 527-2/5 |
| Tensile strain | |||
| fracture | 4.0 | % | ISO 527-2/5 |
| fracture | 4.0 | % | ASTM D638 |
| yield | 3.0 | % | ASTM D638 |
| yield | 3.0 | % | ISO 527-2/5 |
| Bending modulus | 6190 | MPa | ISO 178 |
| 50 mm span | 6080 | MPa | ASTM D790 |
| bending strength | 139 | MPa | ISO 178 |
| bending strength | |||
| Yield, 50 mm span | 129 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 16 | kJ/m² | ISO 179/1eA |
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃ | 97 | J/m | ASTM D256 |
| 23℃ | 140 | J/m | ASTM D256 |
| Impact strength of cantilever beam notch | ISO 180/1A | ||
| -30℃ | 9.9 | kJ/m² | ISO 180-1A |
| 23℃ | 13 | kJ/m² | ISO 180-1A |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 13.9 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 64 mm span | 175 | ℃ | ISO 75-2/Af |
| 1.8 MPa, unannealed, 3.2 mm | 205 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 3.2 mm | 220 | ℃ | ASTM D648 |
| Vicat Softening Temp | 180 | ℃ | ASTM D1525 10 |
| Vicat Softening Temp | |||
| B50 | 175 | ℃ | ISO 306 |
| B120 | 170 | ℃ | ISO 306/B120 |
| Ball pressure test | |||
| 75℃ | Pass | IEC 60695-10-2 | |
| Linear coefficient of thermal expansion | |||
| TD：-40~40℃ | 1.1E-4 | 1/℃ | ASTM E831 |
| TD：-40~40℃ | 1.1E-4 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 2.3E-5 | 1/℃ | ISO 11359-2 |
| MD | ASTM E831 | ||
| -40 to 40 ℃ | 2.3E-5 | cm/cm/℃ | ASTM E831 |
| -30 to 30 ℃ | 3.0E-5 | cm/cm/℃ | ASTM E831 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+16 | ohms | ASTM D257 |
| Dielectric constant | ASTM D150 | ||
| 50 Hz | 3.00 | ASTM D150 | |
| 60 Hz | 3.00 | ASTM D150 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Drying time, maximum | 12 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| 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. 0.051 in/min |
| 5. 0.079 in/min |
| 6. Yield |
| 7. 80*10*4 sp=62mm |
| 8. 80*10*4 |
| 9. 80*10*4 mm |
| 10. Rate B (120°C/h), Loading 2 (50 N) |
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