MatWeb, The Online Materials Database

SABIC Innovative Plastics VALOX 508R 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	1.5 g/cc		ASTM D 792
Water Absorption	0.06 %		24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.003 - 0.005 cm/cm		Flow, 60-125 mil; ASTM D 955
Linear Mold Shrinkage	0.005 - 0.008 cm/cm		Flow, 125-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.004 - 0.006 cm/cm		60-125 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.006 - 0.009 cm/cm		125-180 mil; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	119		ASTM D 785
Tensile Strength @ Break	16000 psi		Type I, 0.2 in/min; ASTM D 638
Flexural Modulus	1e+006 psi		0.05 in/min, 2" span; ASTM D 790
Flexural Strength	27500 psi		0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	12 ft-lb/in		73F; ASTM D 4812
Izod Impact, Notched, Low Temp	1.5 ft-lb/in		at -22F; ASTM D 256
Gardner Impact @ 23°C	60 in-lb		Instrumented Impact Energy @ peak, 73°F; ASTM D 3763
Gardner Impact @ 23°C	72 in-lb		Instrumented Impact Total Energy, 73°F; ASTM D 3763
Izod Impact, Notched	1.8 ft-lb/in		73F; ASTM D 256
Electrical Properties
Volume Resistivity	5.9e+016 ohm-cm		ASTM D 257
Dielectric Constant	3.6		100 Hz; ASTM D 150
Dielectric Constant	3.6		1 MHz; ASTM D 150
Dielectric Strength	600 V/mil		in air, 125 mils; ASTM D 149
Dielectric Strength	740 V/mil		in oil, 62 mils; ASTM D 149
Dissipation Factor	0.0014		100 Hz; ASTM D 150
Dissipation Factor	0.02		1 MHz; ASTM D 150
Arc Resistance	60 - 120 sec		Tungsten (+/- 0.125 inch); PLC Code 6; ASTM D 495
Comparative Tracking Index	100 - 175 V		(+/- 0.125 inch); PLC Code 4; UL 746A
Hot Wire Ignition, HWI	60 - 120 sec		(+/- 0.125 inch); PLC Code 1; 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	25.4 - 80 mm/min		(+/- 0.125 inch); PLC Code 2; UL 746A
Thermal Properties
CTE, linear 68°F	13 µin/in-°F		Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	9 µin/in-°F		Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	420 °F		0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	350 °F		0.250 inch, unannealed; ASTM D 648
UL RTI, Electrical	125 °C		UL 746B
UL RTI, Mechanical with Impact	110 °C		UL 746B
UL RTI, Mechanical without Impact	125 °C		UL 746B
Flammability, UL94	HB		0.058 in.
Descriptive Properties
UL File Number, USA	E121562
UV-light, water exposure/immersion	F2	UL746C