SABIC Innovative Plastics LEXAN 503 Polycarbonate (North America)

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Subcategory: Polycarbonate; 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.

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Physical Properties	Original Value		Comments
Density	1.25 g/cc		ASTM D 792
Water Absorption	0.12 %		24 hours @ 73F; ASTM D 570
Water Absorption at Saturation	0.31 %		Equilibrium, 73F; ASTM D 570
Linear Mold Shrinkage	0.002 - 0.004 cm/cm		Flow, 0.125 inch; ASTM D 955
Mechanical Properties
Hardness, Rockwell M	85		ASTM D 785
Hardness, Rockwell R	124		ASTM D 785
Tensile Strength @ Break	8000 psi		Type I, 0.2 in/min; ASTM D 638
Tensile Strength @ Yield	9600 psi		Type I, 0.2 in/min; ASTM D 638
Elongation at Break	15 %		Type I, 0.2 in/min; ASTM D 638
Elongation at Yield	8 %		Type I, 0.2 in/min; ASTM D 638
Flexural Modulus	500000 psi		0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	15000 psi		0.05 in/min, 2" span; ASTM D 790
Fatigue Strength	2000 psi		Fatigue Limit, 2.5 MM cycles; ASTM D 671
Izod Impact, Unnotched	40 ft-lb/in		73F; ASTM D 4812
Tensile Impact Strength	75 ft-lb/in²		Type "S"; ASTM D 1822
Falling Dart Impact	75 ft-lb		73F; ASTM D 3029
Taber Abrasion, mg/1000 Cycles	11		CS-17, 1 kg; ASTM D 1044
Izod Impact, Notched	2 ft-lb/in		73F; ASTM D 256
Electrical Properties
Volume Resistivity	Min 1e+017 ohm-cm		ASTM D 257
Dielectric Constant	3.05		1 MHz; ASTM D 150
Dielectric Constant	3.1		60 Hz; ASTM D 150
Dielectric Strength	450 V/mil		in air, 125 mils; ASTM D 149
Dissipation Factor	0.0008		60 Hz; ASTM D 150
Dissipation Factor	0.0075		1 MHz; ASTM D 150
Arc Resistance	Max 60 sec		Tungsten (+/- 0.125 inch); PLC Code 7; 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	60 - 120 arcs		Surface (+/- 0.125 inch); PLC Code 1; UL 746A
High Voltage Arc-Tracking Rate, HVTR	80 - 150 mm/min		(+/- 0.125 inch); PLC Code 3; UL 746A
Thermal Properties
CTE, linear 68°F	18 µin/in-°F		Flow, -40F to 200F; ASTM E 831
Specific Heat Capacity	0.29 BTU/lb-°F		ASTM C 351
Thermal Conductivity	0.2 W/m-K		ASTM C 177
Deflection Temperature at 0.46 MPa (66 psi)	295 °F		0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	288 °F		0.250 inch, unannealed; ASTM D 648
Vicat Softening Point	310 °F		Rate B; ASTM D 1525
UL RTI, Electrical	120 °C		UL 746B
UL RTI, Mechanical with Impact	110 °C		UL 746B
UL RTI, Mechanical without Impact	125 °C		UL 746B
Flammability, UL94	V-0		0.028 in.
Flammability, UL94	7		0.118 in.
Oxygen Index	36 %		ASTM D 2863
Descriptive Properties
UL File Number, USA	E121562
UV-light, water exposure/immersion	F1	UL746C
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