MatWeb, The Online Materials Database

SABIC Innovative Plastics VALOX 457 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. MatWeb has a separate entry for the European data sheet.

Physical Properties	Metric	English	Comments
Density	1.44 g/cc	0.052 lb/in³	ASTM D 792
Water Absorption	0.06 %	0.06 %	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, 125-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.007 - 0.009 cm/cm	0.007 - 0.009 in/in	60-125 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.009 - 0.012 cm/cm	0.009 - 0.012 in/in	125-180 mil; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	121	121	ASTM D 785
Tensile Strength @ Break	79.3 MPa	11500 psi	Type I, 0.2 in/min; ASTM D 638
Flexural Modulus	3.52 GPa	510 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Strength	124 MPa	18000 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	2.67 J/cm	5 ft-lb/in	73F; ASTM D 4812
Izod Impact, Notched	0.32 J/cm	0.6 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	Min 5.5e+016 ohm-cm	Min 5.5e+016 ohm-cm	ASTM D 257
Dielectric Constant	3.4	3.4	1 MHz; ASTM D 150
Dielectric Constant	3.5	3.5	100 Hz; ASTM D 150
Dielectric Strength	17.7 kV/mm	450 V/mil	in air, 125 mils; ASTM D 149
Dielectric Strength	23.6 kV/mm	600 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
Arc Resistance	Max 60 sec	Max 60 sec	Tungsten (+/- 0.125 inch); PLC Code 7; ASTM D 495
Comparative Tracking Index	175 - 250 V	175 - 250 V	(+/- 0.125 inch); PLC Code 3; UL 746A
Hot Wire Ignition, HWI	15 - 30 sec	15 - 30 sec	(+/- 0.125 inch); PLC Code 3; 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	Min 150 mm/min	Min 5.91 in/min	(+/- 0.125 inch); PLC Code 4; UL 746A
Thermal Properties
CTE, linear 68°F	66.6 µm/m-°C	37 µin/in-°F	Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	66.6 µm/m-°C	37 µin/in-°F	Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	204 °C	400 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	152 °C	305 °F	0.250 inch, unannealed; ASTM D 648
UL RTI, Electrical	120 °C	248 °F	UL 746B
UL RTI, Mechanical with Impact	120 °C	248 °F	UL 746B
UL RTI, Mechanical without Impact	140 °C	284 °F	UL 746B
Flammability, UL94	V-0	V-0	0.028 in.
Flammability, UL94	7	7	0.118 in.
Oxygen Index	31.5 %	31.5 %	ASTM D 2863
Descriptive Properties
UL File Number, USA	E121562