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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	Metric	English	Comments
Density	1.46 g/cc	0.0527 lb/in³	ASTM D 792
Water Absorption	0.09 %	0.09 %	24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.006 - 0.008 cm/cm	0.006 - 0.008 in/in	Flow, 60-125 mil; ASTM D 955
Linear Mold Shrinkage	0.008 - 0.01 cm/cm	0.008 - 0.01 in/in	Flow, 0.125 inch; ASTM D 955
Linear Mold Shrinkage, Transverse	0.006 - 0.008 cm/cm	0.006 - 0.008 in/in	60-125 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.008 - 0.01 cm/cm	0.008 - 0.01 in/in	0.125 inch; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	112	112	ASTM D 785
Tensile Strength @ Break	46.9 MPa	6800 psi	Type I, 2.0 in/min; ASTM D 638
Tensile Strength @ Yield	49 MPa	7100 psi	Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	3.45 GPa	500 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	89.6 MPa	13000 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	16 J/cm	30 ft-lb/in	73F; ASTM D 4812
Izod Impact, Notched	0.801 J/cm	1.5 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	6.9e+016 ohm-cm	6.9e+016 ohm-cm	ASTM D 257
Dielectric Constant	3.2	3.2	1 MHz; ASTM D 150
Dielectric Constant	3.3	3.3	100 Hz; ASTM D 150
Dielectric Strength	23.2 kV/mm	590 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	0.014	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	250 - 400 V	250 - 400 V	(+/- 0.125 inch); PLC Code 2; UL 746A
Hot Wire Ignition, HWI	30 - 60 sec	30 - 60 sec	(+/- 0.125 inch); PLC Code 2; UL 746A
High Amp Arc Ignition, HAI	Min 120 arcs	Min 120 arcs	Surface (+/- 0.125 inch); PLC Code 0; UL 746A
High Voltage Arc-Tracking Rate, HVTR	80 - 150 mm/min	3.15 - 5.91 in/min	(+/- 0.125 inch); PLC Code 3; UL 746A
Thermal Properties
CTE, linear 68°F	75.6 µm/m-°C	42 µin/in-°F	Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	139 µm/m-°C	77 µin/in-°F	Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	160 °C	320 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	87.8 °C	190 °F	0.250 inch, unannealed; ASTM D 648
UL RTI, Electrical	105 °C	221 °F	UL 746B
UL RTI, Mechanical with Impact	105 °C	221 °F	UL 746B
UL RTI, Mechanical without Impact	105 °C	221 °F	UL 746B
Flammability, UL94	HB	HB	0.058 in.
Descriptive Properties
UL File Number, USA	E121562