SABIC Innovative Plastics VALOX 745 PBT (North America)
Subcategory: Polybutylene Terephthalate (PBT); Polyester, TP; Polymer; Thermoplastic
Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.
Material Notes:
Information provided by GE Plastics for their North American product line.
| Physical Properties | Metric | English | Comments |
|
| Density | 1.46 g/cc | 0.0527 lb/in³ | ASTM D 792 |
| Water Absorption | 0.09 % | 0.09 % | 24 hours @ 73F; ASTM D 570 |
| Linear Mold Shrinkage | 0.006 - 0.008 cm/cm | 0.006 - 0.008 in/in | Flow, 60-125 mil; ASTM D 955 |
| Linear Mold Shrinkage | 0.008 - 0.01 cm/cm | 0.008 - 0.01 in/in | Flow, 0.125 inch; ASTM D 955 |
| Linear Mold Shrinkage, Transverse | 0.006 - 0.008 cm/cm | 0.006 - 0.008 in/in | 60-125 mil; ASTM D 955 |
| Linear Mold Shrinkage, Transverse | 0.008 - 0.01 cm/cm | 0.008 - 0.01 in/in | 0.125 inch; ASTM D 955 |
Mechanical Properties |
|
| Hardness, Rockwell R | 112 | 112 | ASTM D 785 |
| Tensile Strength @ Break | 46.9 MPa | 6800 psi | Type I, 2.0 in/min; ASTM D 638 |
| Tensile Strength @ Yield | 49 MPa | 7100 psi | Type I, 2.0 in/min; ASTM D 638 |
| Flexural Modulus | 3.45 GPa | 500 ksi | 0.05 in/min, 2" span; ASTM D 790 |
| Flexural Yield Strength | 89.6 MPa | 13000 psi | 0.05 in/min, 2" span; ASTM D 790 |
| Izod Impact, Unnotched | 16 J/cm | 30 ft-lb/in | 73F; ASTM D 4812 |
| Izod Impact, Notched | 0.801 J/cm | 1.5 ft-lb/in | 73F; ASTM D 256 |
Electrical Properties |
|
| Volume Resistivity | 6.9e+016 ohm-cm | 6.9e+016 ohm-cm | ASTM D 257 |
| Dielectric Constant | 3.2 | 3.2 | 1 MHz; ASTM D 150 |
| Dielectric Constant | 3.3 | 3.3 | 100 Hz; ASTM D 150 |
| Dielectric Strength | 23.2 kV/mm | 590 V/mil | in air, 125 mils; ASTM D 149 |
| Dielectric Strength | 24.8 kV/mm | 630 V/mil | in oil, 62 mils; ASTM D 149 |
| Dissipation Factor | 0.002 | 0.002 | 100 Hz; ASTM D 150 |
| Dissipation Factor | 0.014 | 0.014 | 1 MHz; ASTM D 150 |
| Arc Resistance | 120 - 180 sec | 120 - 180 sec | Tungsten (+/- 0.125 inch); PLC Code 5; ASTM D 495 |
| Comparative Tracking Index | 250 - 400 V | 250 - 400 V | (+/- 0.125 inch); PLC Code 2; UL 746A |
| Hot Wire Ignition, HWI | 30 - 60 sec | 30 - 60 sec | (+/- 0.125 inch); PLC Code 2; UL 746A |
| High Amp Arc Ignition, HAI | Min 120 arcs | Min 120 arcs | Surface (+/- 0.125 inch); PLC Code 0; UL 746A |
| High Voltage Arc-Tracking Rate, HVTR | 80 - 150 mm/min | 3.15 - 5.91 in/min | (+/- 0.125 inch); PLC Code 3; UL 746A |
Thermal Properties |
|
| CTE, linear 68°F | 75.6 µm/m-°C | 42 µin/in-°F | Flow, -40F to 100F; ASTM E 831 |
| CTE, linear, 212°F (100°C) | 139 µm/m-°C | 77 µin/in-°F | Flow, 140F to 280F; ASTM E 831 |
| Deflection Temperature at 0.46 MPa (66 psi) | 160 °C | 320 °F | 0.250 inch, unannealed; ASTM D 648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 87.8 °C | 190 °F | 0.250 inch, unannealed; ASTM D 648 |
| UL RTI, Electrical | 105 °C | 221 °F | UL 746B |
| UL RTI, Mechanical with Impact | 105 °C | 221 °F | UL 746B |
| UL RTI, Mechanical without Impact | 105 °C | 221 °F | UL 746B |
| Flammability, UL94 | HB | HB | 0.058 in. |
Descriptive Properties | |
| UL File Number, USA | E121562 | |
|
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