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 | Original Value | Comments |
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Density | 1.46 g/cc | ASTM D 792 |
Water Absorption | 0.09 % | 24 hours @ 73F; ASTM D 570 |
Linear Mold Shrinkage | 0.006 - 0.008 cm/cm | Flow, 60-125 mil; ASTM D 955 |
Linear Mold Shrinkage | 0.008 - 0.01 cm/cm | Flow, 0.125 inch; ASTM D 955 |
Linear Mold Shrinkage, Transverse | 0.006 - 0.008 cm/cm | 60-125 mil; ASTM D 955 |
Linear Mold Shrinkage, Transverse | 0.008 - 0.01 cm/cm | 0.125 inch; ASTM D 955 |
Mechanical Properties |
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Hardness, Rockwell R | 112 | ASTM D 785 |
Tensile Strength @ Break | 6800 psi | Type I, 2.0 in/min; ASTM D 638 |
Tensile Strength @ Yield | 7100 psi | Type I, 2.0 in/min; ASTM D 638 |
Flexural Modulus | 500000 psi | 0.05 in/min, 2" span; ASTM D 790 |
Flexural Yield Strength | 13000 psi | 0.05 in/min, 2" span; ASTM D 790 |
Izod Impact, Unnotched | 30 ft-lb/in | 73F; ASTM D 4812 |
Izod Impact, Notched | 1.5 ft-lb/in | 73F; ASTM D 256 |
Electrical Properties |
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Volume Resistivity | 6.9e+016 ohm-cm | ASTM D 257 |
Dielectric Constant | 3.2 | 1 MHz; ASTM D 150 |
Dielectric Constant | 3.3 | 100 Hz; ASTM D 150 |
Dielectric Strength | 590 V/mil | in air, 125 mils; ASTM D 149 |
Dielectric Strength | 630 V/mil | in oil, 62 mils; ASTM D 149 |
Dissipation Factor | 0.002 | 100 Hz; ASTM D 150 |
Dissipation Factor | 0.014 | 1 MHz; ASTM D 150 |
Arc Resistance | 120 - 180 sec | Tungsten (+/- 0.125 inch); PLC Code 5; ASTM D 495 |
Comparative Tracking Index | 250 - 400 V | (+/- 0.125 inch); PLC Code 2; UL 746A |
Hot Wire Ignition, HWI | 30 - 60 sec | (+/- 0.125 inch); PLC Code 2; UL 746A |
High Amp Arc Ignition, HAI | Min 120 arcs | Surface (+/- 0.125 inch); PLC Code 0; UL 746A |
High Voltage Arc-Tracking Rate, HVTR | 80 - 150 mm/min | (+/- 0.125 inch); PLC Code 3; UL 746A |
Thermal Properties |
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CTE, linear 68°F | 42 µin/in-°F | Flow, -40F to 100F; ASTM E 831 |
CTE, linear, 212°F (100°C) | 77 µin/in-°F | Flow, 140F to 280F; ASTM E 831 |
Deflection Temperature at 0.46 MPa (66 psi) | 320 °F | 0.250 inch, unannealed; ASTM D 648 |
Deflection Temperature at 1.8 MPa (264 psi) | 190 °F | 0.250 inch, unannealed; ASTM D 648 |
UL RTI, Electrical | 105 °C | UL 746B |
UL RTI, Mechanical with Impact | 105 °C | UL 746B |
UL RTI, Mechanical without Impact | 105 °C | UL 746B |
Flammability, UL94 | HB | 0.058 in. |
Descriptive Properties | |
UL File Number, USA | E121562 | |
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