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SABIC Innovative Plastics VALOX 357 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	1.34 g/cc	0.0484 lb/in³	ASTM D 792
Water Absorption	0.08 %	0.08 %	24 hours @ 73F; ASTM D 570
Linear Mold Shrinkage	0.008 - 0.011 cm/cm	0.008 - 0.011 in/in	Flow, 30-90 mil; ASTM D 955
Linear Mold Shrinkage	0.01 - 0.014 cm/cm	0.01 - 0.014 in/in	Flow, 90-180 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.009 - 0.013 cm/cm	0.009 - 0.013 in/in	30-90 mil; ASTM D 955
Linear Mold Shrinkage, Transverse	0.012 - 0.016 cm/cm	0.012 - 0.016 in/in	90-180 mil; ASTM D 955
Mechanical Properties
Hardness, Rockwell R	117	117	ASTM D 785
Tensile Strength @ Break	48.3 MPa	7000 psi	Type I, 2.0 in/min; ASTM D 638
Tensile Strength @ Yield	48.3 MPa	7000 psi	Type I, 2.0 in/min; ASTM D 638
Elongation at Break	110 %	110 %	Type I, 2.0 in/min; ASTM D 638
Flexural Modulus	2.07 GPa	300 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Strength	82.7 MPa	12000 psi	0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	82.7 MPa	12000 psi	0.05 in/min, 2" span; ASTM D 790
Izod Impact, Unnotched	32 J/cm	60 ft-lb/in	73F; ASTM D 4812
Gardner Impact	43.4 J	32 ft-lb	73F; ASTM D 3029
Gardner Impact	43.4 J	32 ft-lb	Modified Gardner, 73F; ASTM D 3029
Izod Impact, Notched	5.34 J/cm	10 ft-lb/in	73F; ASTM D 256
Electrical Properties
Volume Resistivity	Min 1.2e+016 ohm-cm	Min 1.2e+016 ohm-cm	ASTM D 257
Dielectric Constant	3.2	3.2	100 Hz; ASTM D 150
Dielectric Constant	3.2	3.2	1 MHz; ASTM D 150
Dielectric Strength	18.5 kV/mm	470 V/mil	in air, 125 mils; ASTM D 149
Dielectric Strength	18.5 kV/mm	470 V/mil	in oil, 125 mils; ASTM D 149
Dielectric Strength	25.2 kV/mm	640 V/mil	in oil, 62 mils; ASTM D 149
Dissipation Factor	0.003	0.003	100 Hz; ASTM D 150
Dissipation Factor	0.03	0.03	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	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	15 - 30 arcs	15 - 30 arcs	Surface (+/- 0.125 inch); PLC Code 3; 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	91.8 µm/m-°C	51 µin/in-°F	Flow, -40F to 100F; ASTM E 831
CTE, linear, 212°F (100°C)	124 µm/m-°C	69 µin/in-°F	Flow, 140F to 280F; ASTM E 831
Deflection Temperature at 0.46 MPa (66 psi)	138 °C	280 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	98.9 °C	210 °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	HB	HB	0.018 in.
Flammability, UL94	V-0	V-0	0.025 in.
Flammability, UL94	7	7	0.118 in.
Oxygen Index	30 %	30 %	ASTM D 2863
Descriptive Properties
CSA File No.	LS88480
UL File Number, USA	E121562
UV-light, water exposure/immersion	F2	UL746C