| |
| Physical Properties | Metric | English | Comments |
|---|
| Density | 1.72 g/cc | 0.0621 lb/in³ |
| Melt Density | 1.60 g/cc
@Temperature 260 °C | 0.0578 lb/in³
@Temperature 500 °F |
| Water Absorption | 0.20 %
@Thickness 2.00 mm | 0.20 %
@Thickness 0.0787 in |
| Moisture Absorption | 0.100 %
@Thickness 2.00 mm | 0.100 %
@Thickness 0.0787 in |
| Linear Mold Shrinkage, Flow | 0.0030 cm/cm | 0.0030 in/in |
| | 0.0010 cm/cm
@Treatment Temp. 80.0 °C,
Time 173000 sec | 0.0010 in/in
@Treatment Temp. 176 °F,
Time 48.0 hour |
| Linear Mold Shrinkage, Transverse | 0.011 cm/cm | 0.011 in/in |
| | 0.0020 cm/cm
@Treatment Temp. 80.0 °C,
Time 173000 sec | 0.0020 in/in
@Treatment Temp. 176 °F,
Time 48.0 hour |
Melt Flow  | 2.0 g/10 min
@Load 2.16 kg,
Temperature 250 °C | 2.0 g/10 min
@Load 4.76 lb,
Temperature 482 °F |
| | 3.0 g/10 min
@Load 2.16 kg,
Temperature 250 °C | 3.0 g/10 min
@Load 4.76 lb,
Temperature 482 °F |
| |
| Mechanical Properties | Metric | English | Comments |
|---|
| Tensile Strength at Break | 160 MPa | 23200 psi |
| Elongation at Break | 1.7 % | 1.7 % |
| Tensile Modulus | 16.0 GPa | 2320 ksi |
| Flexural Strength | 230 MPa | 33400 psi |
| Flexural Modulus | 15.0 GPa | 2180 ksi |
| Poissons Ratio | 0.33 | 0.33 |
| Izod Impact, Notched (ISO) | 10.0 kJ/m²
@Temperature -30.0 °C | 4.76 ft-lb/in²
@Temperature -22.0 °F |
| | 10.0 kJ/m²
@Temperature 23.0 °C | 4.76 ft-lb/in²
@Temperature 73.4 °F |
| Izod Impact, Unnotched (ISO) | 43.0 kJ/m²
@Temperature -30.0 °C | 20.5 ft-lb/in²
@Temperature -22.0 °F |
| | 43.0 kJ/m²
@Temperature 23.0 °C | 20.5 ft-lb/in²
@Temperature 73.4 °F |
| Charpy Impact Unnotched | 5.50 J/cm²
@Temperature 23.0 °C | 26.2 ft-lb/in²
@Temperature 73.4 °F |
| | 6.50 J/cm²
@Temperature -30.0 °C | 30.9 ft-lb/in²
@Temperature -22.0 °F |
| Charpy Impact, Notched | 1.10 J/cm²
@Temperature 23.0 °C | 5.23 ft-lb/in²
@Temperature 73.4 °F |
| | 1.20 J/cm²
@Temperature -30.0 °C | 5.71 ft-lb/in²
@Temperature -22.0 °F |
| Tensile Creep Modulus, 1 hour | 15000 MPa | 2.18e+6 psi |
| Tensile Creep Modulus, 1000 hours | 11600 MPa | 1.68e+6 psi |
| |
| Electrical Properties | Metric | English | Comments |
|---|
| Volume Resistivity | >= 1.00e+15 ohm-cm | >= 1.00e+15 ohm-cm |
| Dielectric Constant | 3.9
@Frequency 1e+6 Hz | 3.9
@Frequency 1e+6 Hz |
| | 4.1
@Frequency 100 Hz | 4.1
@Frequency 100 Hz |
| Dielectric Strength | 33.0 kV/mm | 838 kV/in |
| Dissipation Factor | 0.0038
@Frequency 100 Hz | 0.0038
@Frequency 100 Hz |
| | 0.013
@Frequency 1e+6 Hz | 0.013
@Frequency 1e+6 Hz |
| Comparative Tracking Index | 500 V | 500 V |
| |
| Thermal Properties | Metric | English | Comments |
|---|
| CTE, linear, Parallel to Flow | 20.0 µm/m-°C | 11.1 µin/in-°F |
| CTE, linear, Transverse to Flow | 80.0 µm/m-°C | 44.4 µin/in-°F |
| Specific Heat Capacity | 1.47 J/g-°C
@Temperature 260 °C | 0.351 BTU/lb-°F
@Temperature 500 °F |
| Thermal Conductivity | 0.360 W/m-K
@Temperature 260 °C | 2.50 BTU-in/hr-ft²-°F
@Temperature 500 °F |
| Melting Point | 224 °C | 435 °F |
| Deflection Temperature at 0.46 MPa (66 psi) | 222 °C | 432 °F |
| Deflection Temperature at 1.8 MPa (264 psi) | 210 °C | 410 °F |
| Vicat Softening Point | 215 °C | 419 °F |
| Glass Transition Temp, Tg | 55.0 °C | 131 °F |
| Flammability, UL94 | HB
@Thickness 0.750 mm | HB
@Thickness 0.0295 in |
| | HB
@Thickness 1.50 mm | HB
@Thickness 0.0591 in |
| Flame Spread | 27.0 mm/min
@Thickness 1.00 mm | 1.06 in/min
@Thickness 0.0394 in |
| Oxygen Index | 20 % | 20 % |
| |
| Processing Properties | Metric | English | Comments |
|---|
| Melt Temperature | 260 °C | 500 °F |
| | 250 - 270 °C | 482 - 518 °F |
| Mold Temperature | 80.0 °C | 176 °F |
| | 30.0 - 130 °C | 86.0 - 266 °F |
| Ejection Temperature | 170 °C | 338 °F |
| Drying Temperature | 120 °C | 248 °F |
| Dry Time | 2.00 - 4.00 hour | 2.00 - 4.00 hour |
| Moisture Content | <= 0.040 % | <= 0.040 % |
| Hold Pressure | >= 60.0 MPa | >= 8700 psi |
| |
| Descriptive Properties |
|---|
| Additives | Release agent |
| Back pressure | As low as possible |
| Drying Recommended | yes |
| FMVSS Class | B |
| Fogging (mg) | 0 |
| Part Marking Code | >PBT-GF50< |
| Polymer | PBT-GF50 |
| Processing Hold Pressure Time (s/mm) | 3 |
| Resin Identification | PBT-GF50 |
Some of the values displayed above may have been converted from their original units and/or rounded in order to
display the information in a consistent format. Users requiring more precise data for scientific or engineering
calculations can click on the property value to see the original value as well as raw conversions to equivalent units.
We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding
error. We also ask that you refer to MatWeb's
terms of use regarding this information.
Click here to view
all the property values for this datasheet as they were originally entered into MatWeb.
