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SABIC Innovative Plastics LEXAN 503 Polycarbonate (North America)
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.
| 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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