SABIC Innovative Plastics VALOX 327 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 | 1.29 g/cc | 0.0466 lb/in³ | ASTM D 792 |
Water Absorption | 0.08 % | 0.08 % | 24 hours @ 73F; ASTM D 570 |
Linear Mold Shrinkage | 0.014 - 0.018 cm/cm | 0.014 - 0.018 in/in | Flow, 30-90 mil; ASTM D 955 |
Linear Mold Shrinkage | 0.017 - 0.023 cm/cm | 0.017 - 0.023 in/in | Flow, 90-180 mil; ASTM D 955 |
Linear Mold Shrinkage, Transverse | 0.014 - 0.018 cm/cm | 0.014 - 0.018 in/in | 30-90 mil; ASTM D 955 |
Linear Mold Shrinkage, Transverse | 0.017 - 0.022 cm/cm | 0.017 - 0.022 in/in | 90-180 mil; ASTM D 955 |
Mechanical Properties |
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Tensile Strength @ Yield | 48.3 MPa | 7000 psi | Type I, 2.0 in/min; ASTM D 638 |
Elongation at Break | 200 % | 200 % | Type I, 2.0 in/min; ASTM D 638 |
Flexural Modulus | 2.21 GPa | 320 ksi | 0.05 in/min, 2" span; ASTM D 790 |
Flexural Yield Strength | 82.7 MPa | 12000 psi | 0.05 in/min, 2" span; ASTM D 790 |
Izod Impact, Notched | 0.801 J/cm | 1.5 ft-lb/in | 73F; ASTM D 256 |
Electrical Properties |
|
Volume Resistivity | 1e+017 ohm-cm | 1e+017 ohm-cm | ASTM D 257 |
Dielectric Constant | 2.9 | 2.9 | 1 MHz; ASTM D 150 |
Dielectric Strength | 16 kV/mm | 406 V/mil | in air, 32 mils; ASTM D 149 |
Dissipation Factor | 0.02 | 0.02 | 1 MHz; ASTM D 150 |
Thermal Properties |
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Deflection Temperature at 0.46 MPa (66 psi) | 152 °C | 305 °F | 0.250 inch, unannealed; ASTM D 648 |
Deflection Temperature at 1.8 MPa (264 psi) | 54.4 °C | 130 °F | 0.250 inch, unannealed; ASTM D 648 |
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