SABIC Innovative Plastics LEXAN PC 923ASR 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.
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| Physical Properties | Metric | English | Comments | |
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| Density | 1.21 g/cc | 0.0437 lb/in? | ASTM D 792 | |
| Water Absorption | 0.15 % | 0.15 % | 24 hours @ 73F; ASTM D 570 | |
| Water Absorption at Saturation | 0.35 % | 0.35 % | Equilibrium, 73F; ASTM D 570 | |
| Linear Mold Shrinkage | 0.005 - 0.007 cm/cm | 0.005 - 0.007 in/in | Flow, 0.125 inch; ASTM D 955 | |
| Melt Flow | 14.5 g/10 min | 14.5 g/10 min | 300C/1.2 kgf (O); ASTM D 1238 | |
Mechanical Properties |
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| Hardness, Rockwell R | 118 | 118 | ASTM D 785 | |
| Tensile Strength @ Yield | 62.1 MPa | 9000 psi | Type I, 2.0 in/min; ASTM D 638 | |
| Elongation at Break | 90 % | 90 % | Type I, 2.0 in/min; ASTM D 638 | |
| Flexural Modulus | 2.24 GPa | 325 ksi | 0.05 in/min, 2" span; ASTM D 790 | |
| Flexural Yield Strength | 91 MPa | 13200 psi | 0.05 in/min, 2" span; ASTM D 790 | |
| Izod Impact, Notched | 6.41 J/cm | 12 ft-lb/in | 73F; ASTM D 256 | |
Electrical Properties |
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| Arc Resistance | Max 60 sec | Max 60 sec | Tungsten (+/- 0.125 inch); PLC Code 7; 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 | 30 - 60 arcs | 30 - 60 arcs | Surface (+/- 0.125 inch); PLC Code 2; 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 |
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| Thermal Conductivity | 0.19 W/m-K | 1.32 BTU-in/hr-ft?-?F | ASTM C 177 | |
| 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) | 132 ?C | 270 ?F | 0.250 inch, unannealed; ASTM D 648 | |
| Vicat Softening Point | 152 ?C | 305 ?F | Rate B; ASTM D 1525 | |
| UL RTI, Electrical | 130 ?C | 266 ?F | UL 746B | |
| UL RTI, Mechanical with Impact | 120 ?C | 248 ?F | UL 746B | |
| UL RTI, Mechanical without Impact | 130 ?C | 266 ?F | UL 746B | |
| Flammability, UL94 | V-2 | V-2 | 0.058 in. | |
| Flammability, UL94 | V-0 | V-0 | 0.118 in. | |
Descriptive Properties |
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| UL File Number, USA | E121562 | |||
| UV-light, water exposure/immersion | F1 | UL746C | ||
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