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SABIC Innovative Plastics VALOX 420HP 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

Elongation at Break 3 % 3 % 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

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

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