VALOX 357 is an unreinforced, impact modified flame retardant Polybutylene Terephthalate/Polycarbonate (PBT/PC) injection moldable grade. It has excellent chemical resistance and a UL94V0@0.63mm and 5VA@3.0mm flame rating. This is a good candidate for applications in the electrical industry including bobbins, switches, and enclosures.
| Original Document | Technical Datasheet(English) | |||
| Availability | Asia | |||
| Features | High ImpactFlame RetardantChemical Resistance | |||
| Processing | Injection | |||
| Physical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
|---|---|---|---|
Density/Specific Gravity | *** g/cm³ | ISO 1183 | |
Density/Specific Gravity | *** g/cm³ | ASTM D792 | |
Melt Volume Flow Rate(MVR) | |||
250°C/5.0 kg | *** cm³/10 min | ISO 1133 | |
Melt Mass Flow Rate(MFR) | |||
250°C/5.0 kg | *** g/10 min | ASTM D1238 | |
Mold Shrinkage | |||
Flow | ***~*** % | Internal | flow, 0.75-2.3 mm |
Flow | ***~*** % | Internal | flow, 2.3-4.6 mm |
Flow | ***~*** % | Internal | flow, 3.2 mm |
Across Flow | ***~*** % | Internal | xflow, 0.75-2.3 mm |
Across Flow | ***~*** % | Internal | xflow, 2.3-4.6 mm |
Outdoor Suitability UL F1/F2 | |||
F2 | *** - | UL 746C | |
Water Absorption | *** % | ASTM D570 | 24 hours |
Water Absorption | *** % | ISO 62 | 23°C/sat |
Moisture /Humidity Absorption | *** % | ISO 62 | 23°C / 50% RH |
Moisture /Humidity Absorption | *** % | ASTM D 570 | 50% RH, 24 hrs |
Specific Volume | *** cm³/g | ASTM D792 | |
| Mechanical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Tensile Modulus | *** Mpa | ASTM D638 | 5 mm/min |
Tensile Strength | |||
Yield | *** Mpa | ASTM D638 | Type I, 50 mm/min |
Break | *** Mpa | ASTM D638 | Type I, 50 mm/min |
Tensile Elongation | |||
Yield | *** % | ASTM D638 | Type I, 50 mm/min |
Break | *** % | ASTM D638 | Type I, 50 mm/min |
Flexural Modulus | *** Mpa | ASTM D790 | 1.3 mm/min, 50 mm span |
Flexural Strength | |||
Yield | *** Mpa | ASTM D790 | 1.3 mm/min, 50 mm span |
Break | *** Mpa | ASTM D790 | 1.3 mm/min, 50 mm span |
| Impact | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Charpy Notched Impact Strengh | |||
23℃ (73℉) | *** kJ/m² | ISO 179/1eA | V-notch Edgew 80*10*4 sp=62mm |
Charpy Unnotched Impact Strengh | |||
23℃ (73℉) | *** kJ/m² | ISO 179/1eU | Edgew 80*10*4 sp=62mm |
Izod Notched Impact Strengh | |||
-30℃ (-22℉) | *** J/m | ASTM D256 | |
-30℃ (-22℉) | *** kJ/m² | ISO 180/1A | 80*10*4 |
23℃ (73℉) | *** J/m | ASTM D256 | |
23℃ (73℉) | *** kJ/m² | ISO 180/1A | 80*10*4 |
Izod Unnotched Impact Strengh | |||
-30℃ (-22℉) | *** kJ/m² | ISO 180/1U | 80*10*4 |
23℃ (73℉) | *** J/m | ASTM D4812 | |
23℃ (73℉) | *** kJ/m² | ISO 180/1U | 80*10*4 |
Instrumented Impact Energy | |||
23℃ (73℉)Total Energy | *** J | ASTM D3763 | |
Falling Dart Impact | *** J | ASTM D 3029 | |
| Hardness | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Rockwell R | *** R | ASTM D785 | |
| Thermal | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Heat Deflection Temperature(HDT) | |||
0.45 Mpa (66 psi)（4.6kg/cm²） | *** °C | ASTM D648 | 6.4 mm, unannealed |
0.45 Mpa (66 psi)（4.6kg/cm²） | *** °C | ISO 75-2/Bf | Flatw 80*10*4 sp=64mm |
1.8 Mpa (264 psi)（18.6kg/cm²） | *** °C | ASTM D648 | 6.4 mm, unannealed |
1.8 Mpa (264 psi)（18.6kg/cm²） | *** °C | ISO 75/Af | Flatw 80*10*4 sp=64mm |
Vicat Softening Temperature(VST) | *** °C | ASTM D1525 | Rate B/50 |
Vicat Softening Temperature(VST) | *** °C | ISO 306 | Rate B/120 |
Vicat Softening Temperature(VST) | *** °C | ISO 306 | Rate B/50 |
Relative Temperature Index(RTI), Imp | |||
- | *** °C | UL 746B | |
Relative Temperature Index(RTI), Elec | |||
- | *** °C | UL 746B | |
Relative Temperature Index(RTI), Str | |||
- | *** °C | UL 746B | |
Coefficient of Linear Thermal Expansion | |||
Flow | *** E-6/°C | ASTM E831 | -40°C to 40°C, flow |
Flow | *** E-6/°C | ASTM E831 | 60°C to 138°C, flow |
Flow | *** E-6/°C | ISO 11359-2 | -40°C to 40°C, flow |
Across Flow | *** E-6/°C | ASTM E831 | -40°C to 40°C, xflow |
Across Flow | *** E-6/°C | ISO 11359-2 | -40°C to 40°C, xflow |
| Flammability | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Flame Rating | |||
HB | *** mm | UL94 | |
V-0 | *** mm | UL94 | |
5VA | *** mm | UL94 | |
Oxygen Index | *** % | ISO 4589 | |
| Electrical | Value/Unit(Sign in to View) | Test Standard | Test Condition |
Volume Resistivity | *** Ohm-cm | ASTM D257 | |
Dielectric Constant(Permittivity) | |||
100Hz | *** - | ASTM D 150 | |
1MHz | *** - | ASTM D 150 | |
Dissipation Factor | |||
100Hz | *** E-4 | ASTM D 150 | |
1MHz | *** E-4 | ASTM D150 | |
Comparative Tracking Index (CTI) | |||
- | *** PLC | UL 746A | |
Dielectric Strength | *** kV/mm | ASTM D149 | in air, 3.2 mm |
Dielectric Strength | *** kV/mm | ASTM D149 | in oil, 1.6 mm |
Dielectric Strength | *** kV/mm | ASTM D149 | in oil, 3.2 mm |
Arc Resistance | *** PLC | ASTM D495 | Tungsten |
High Voltage Arc Tracking Rate(HVTR) | *** PLC | UL 746A | |
Hot Wire Ignition(HWI) | *** PLC | UL 746A | |
High Ampere Arc Ignition(HAI) | *** PLC | UL 746A | surface |
The information presented on this datasheet was acquired by AjiEng.com from the producer of the material. AjiEng.com makes substantial efforts to assure the accuracy of this data. However, AjiEng.com assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.
