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	Original Value		Comments
Density	1.44 g/cc		ASTM D 792
Water Absorption	0.06 %		24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.006 - 0.008 cm/cm		Flow, 60-125 mil; ASTM D 955
Linear Mold Shrinkage	0.008 - 0.01 cm/cm		Flow, 125-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.007 - 0.009 cm/cm		60-125 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.009 - 0.012 cm/cm		125-180 mil; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	121		ASTM D 785
Tensile Strength @ Break	11500 psi		Type I, 0.2 in/min; ASTM D 638
Flexural Modulus	510000 psi		0.05 in/min, 2" span; ASTM D 790
Flexural Strength	18000 psi		0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	5 ft-lb/in		73F; ASTM D 4812
Izod Impact, Notched	0.6 ft-lb/in		73F; ASTM D 256
Electrical Properties
Volume Resistivity	Min 5.5e+016 ohm-cm		ASTM D 257
Dielectric Constant	3.4		1 MHz; ASTM D 150
Dielectric Constant	3.5		100 Hz; ASTM D 150
Dielectric Strength	450 V/mil		in air, 125 mils; ASTM D 149
Dielectric Strength	600 V/mil		in oil, 62 mils; ASTM D 149
Dissipation Factor	0.002		100 Hz; ASTM D 150
Dissipation Factor	0.02		1 MHz; ASTM D 150
Arc Resistance	Max 60 sec		Tungsten (+/- 0.125 inch); PLC Code 7; ASTM D 495
Comparative Tracking Index	175 - 250 V		(+/- 0.125 inch); PLC Code 3; UL 746A
Hot Wire Ignition, HWI	15 - 30 sec		(+/- 0.125 inch); PLC Code 3; UL 746A
High Amp Arc Ignition, HAI	15 - 30 arcs		Surface (+/- 0.125 inch); PLC Code 3; UL 746A
High Voltage Arc-Tracking Rate, HVTR	Min 150 mm/min		(+/- 0.125 inch); PLC Code 4; UL 746A
Thermal Properties
CTE, linear 68°F	37 µin/in-°F		Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	37 µin/in-°F		Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	400 °F		0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	305 °F		0.250 inch, unannealed; ASTM D 648
UL RTI, Electrical	120 °C		UL 746B
UL RTI, Mechanical with Impact	120 °C		UL 746B
UL RTI, Mechanical without Impact	140 °C		UL 746B
Flammability, UL94	V-0		0.028 in.
Flammability, UL94	7		0.118 in.
Oxygen Index	31.5 %		ASTM D 2863
Descriptive Properties
UL File Number, USA	E121562