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SABIC Innovative Plastics VALOX HR426 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

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 117 MPa 17000 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 6.89 GPa 1000 ksi 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 0.908 J/cm 1.7 ft-lb/in 73F; ASTM D 256

Electrical Properties

Volume Resistivity 1.9e+016 ohm-cm 1.9e+016 ohm-cm ASTM D 257

Dielectric Constant 3.13 3.13 1 MHz; ASTM D 150

Dielectric Constant 3.24 3.24 50 Hz; ASTM D 150

Dielectric Strength 19.2 kV/mm 487 V/mil in oil, 125 mils; ASTM D 149

Dissipation Factor 0.003 0.003 50 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 400 - 600 V 400 - 600 V (+/- 0.125 inch); PLC Code 1; UL 746A

Hot Wire Ignition, HWI Min 120 sec Min 120 sec (+/- 0.125 inch); PLC Code 0; UL 746A

High Amp Arc Ignition, HAI 15 - 30 arcs 15 - 30 arcs Surface (+/- 0.125 inch); PLC Code 3; UL 746A

High Voltage Arc-Tracking Rate, HVTR 25.4 - 80 mm/min 1 - 3.15 in/min (+/- 0.125 inch); PLC Code 2; UL 746A

Thermal Properties

Deflection Temperature at 0.46 MPa (66 psi) 218 °C 425 °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

UL RTI, Electrical 140 °C 284 °F UL 746B

UL RTI, Mechanical with Impact 140 °C 284 °F UL 746B

UL RTI, Mechanical without Impact 140 °C 284 °F UL 746B

Flammability, UL94 HB HB 0.03 in.

Descriptive Properties

UL File Number, USA E121562

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