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SABIC Innovative Plastics VALOX 420U 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 | 1.53 g/cc | 0.0553 lb/in³ | ASTM D 792 | |
| Water Absorption | 0.06 % | 0.06 % | 24 hours @ 73F; ASTM D 570 | |
| Linear Mold Shrinkage | 0.003 - 0.005 cm/cm | 0.003 - 0.005 in/in | Flow, 60-125 mil; ASTM D 955 | |
| Linear Mold Shrinkage | 0.005 - 0.008 cm/cm | 0.005 - 0.008 in/in | Flow, 125-180 mil; ASTM D 955 | |
| Linear Mold Shrinkage, Transverse | 0.004 - 0.006 cm/cm | 0.004 - 0.006 in/in | 60-125 mil; ASTM D 955 | |
| Linear Mold Shrinkage, Transverse | 0.006 - 0.009 cm/cm | 0.006 - 0.009 in/in | 125-180 mil; ASTM D 955 | |
Mechanical Properties | ||||
| ||||
| Hardness, Rockwell R | 118 | 118 | ASTM D 785 | |
| Tensile Strength @ Break | 119 MPa | 17300 psi | Type I, 0.2 in/min; ASTM D 638 | |
| Flexural Modulus | 7.58 GPa | 1100 ksi | 0.05 in/min, 2" span; ASTM D 790 | |
| Flexural Strength | 190 MPa | 27500 psi | 0.05 in/min, 2" span; ASTM D 790 | |
| Izod Impact, Unnotched | 8.01 J/cm | 15 ft-lb/in | 73F; ASTM D 4812 | |
| Izod Impact, Notched | 0.854 J/cm | 1.6 ft-lb/in | 73F; ASTM D 256 | |
Electrical Properties | ||||
| ||||
| Volume Resistivity | Min 3.2e+016 ohm-cm | Min 3.2e+016 ohm-cm | ASTM D 257 | |
| Dielectric Constant | 3.7 | 3.7 | 1 MHz; ASTM D 150 | |
| Dielectric Constant | 3.8 | 3.8 | 100 Hz; ASTM D 150 | |
| Dielectric Strength | 18.7 kV/mm | 475 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 | 0.02 | 0.02 | 1 MHz; ASTM D 150 | |
Thermal Properties | ||||
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| CTE, linear 68°F | 25.2 µm/m-°C | 14 µin/in-°F | Flow, -40F to 100F; ASTM E 831 | |
| CTE, linear, 212°F (100°C) | 25.2 µm/m-°C | 14 µin/in-°F | Flow, 140F to 280F; ASTM E 831 | |
| Deflection Temperature at 0.46 MPa (66 psi) | 216 °C | 420 °F | 0.250 inch, unannealed; ASTM D 648 | |
| Deflection Temperature at 1.8 MPa (264 psi) | 207 °C | 405 °F | 0.250 inch, unannealed; ASTM D 648 | |
| Oxygen Index | 19 % | 19 % | ASTM D 2863 | |
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