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SABIC Innovative Plastics VALOX 371 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	1.39 g/cc	0.0502 lb/in³	ASTM D 792
Water Absorption	0.08 %	0.08 %	24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.009 - 0.016 cm/cm	0.009 - 0.016 in/in	Flow, 30-90 mil; ASTM D 955
Linear Mold Shrinkage	0.015 - 0.023 cm/cm	0.015 - 0.023 in/in	Flow, 90-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.01 - 0.017 cm/cm	0.01 - 0.017 in/in	30-90 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.016 - 0.024 cm/cm	0.016 - 0.024 in/in	90-180 mil; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	120	120	ASTM D 785
Tensile Strength @ Break	58.6 MPa	8500 psi	Type I, 2.0 in/min; ASTM D 638
Tensile Strength @ Yield	58.6 MPa	8500 psi	Type I, 2.0 in/min; ASTM D 638
Elongation at Break	80 %	80 %	Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	2.62 GPa	380 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Strength	101 MPa	14700 psi	0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	101 MPa	14700 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	16 J/cm	30 ft-lb/in	73F; ASTM D 4812
Gardner Impact	33.9 J	25 ft-lb	73F; ASTM D 3029
Gardner Impact	33.9 J	25 ft-lb	Modified Gardner, 73F; ASTM D 3029
Izod Impact, Notched	0.374 J/cm	0.7 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	Min 1.6e+016 ohm-cm	Min 1.6e+016 ohm-cm	ASTM D 257
Dielectric Constant	3.1	3.1	100 Hz; ASTM D 150
Dielectric Constant	3.1	3.1	1 MHz; ASTM D 150
Dielectric Strength	18.4 kV/mm	468 V/mil	in air, 125 mils; ASTM D 149
Dielectric Strength	22 kV/mm	560 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	60 - 120 sec	60 - 120 sec	Tungsten (+/- 0.125 inch); PLC Code 6; ASTM D 495
Comparative Tracking Index	175 - 250 V	175 - 250 V	(+/- 0.125 inch); PLC Code 3; 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	Min 150 mm/min	Min 5.91 in/min	(+/- 0.125 inch); PLC Code 4; UL 746A
Thermal Properties
CTE, linear 68°F	79.2 µm/m-°C	44 µin/in-°F	Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	131 µm/m-°C	73 µin/in-°F	Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	163 °C	325 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	71.1 °C	160 °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.
Descriptive Properties
CSA File No.	LS88480
UL File Number, USA	E121562