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SABIC Innovative Plastics Lexan® ML4248 PC
| Category | Polymer , Thermoplastic , Polycarbonate (PC) |
| Manufacturer | SABIC Innovative Plastics (GE Plastics) |
| Trade Name | Lexan® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | SABIC Innovative Plastics Lexan® ML4248 PC.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Polycarbonate for aircraft applications requiring FAR 25.853a compliance. Extrusion grade. Transparent, transluscent and opaque colors.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.26 g/cc | 1.26 g/cc | ASTM D792 |
| Linear Mold Shrinkage, Flow | 0.0050 - 0.0070 cm/cm @Thickness 3.20 mm |
0.0050 - 0.0070 in/in @Thickness 0.126 in |
SABIC Method |
| Melt Flow | 6.4 g/10 min @Load 1.20 kg, Temperature 300 °C |
6.4 g/10 min @Load 2.65 lb, Temperature 572 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength at Break | 65.0 MPa | 9430 psi | Type I, 50 mm/min; ASTM D638 |
| Tensile Strength, Yield | 58.0 MPa | 8410 psi | Type I, 50 mm/min; ASTM D638 |
| Elongation at Break | 110 % | 110 % | Type I, 50 mm/min; ASTM D638 |
| Elongation at Yield | 6.0 % | 6.0 % | Type I, 50 mm/min; ASTM D638 |
| Tensile Modulus | 2.37 GPa | 344 ksi | 50 mm/min; ASTM D638 |
| Flexural Yield Strength | 93.0 MPa | 13500 psi | 1.3 mm/min, 50 mm span; ASTM D790 |
| Flexural Modulus | 2.37 GPa | 344 ksi | 1.3 mm/min, 50 mm span; ASTM D790 |
| Izod Impact, Notched | 6.40 J/cm | 12.0 ft-lb/in | ASTM D256 |
| Izod Impact, Unnotched | 32.04 J/cm | 60.02 ft-lb/in | ASTM D4812 |
| Tensile Impact Strength | 577 kJ/m² | 275 ft-lb/in² | Type S; ASTM D1822 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 68.4 µm/m-°C @Temperature -40.0 - 95.0 °C |
38.0 µin/in-°F @Temperature -40.0 - 203 °F |
ASTM E 831 |
| Deflection Temperature at 0.46 MPa (66 psi) | 143 °C @Thickness 6.40 mm |
289 °F @Thickness 0.252 in |
unannealed; ASTM D648 |
| Deflection Temperature at 1.8 MPa (264 psi) | 132 °C @Thickness 6.40 mm |
270 °F @Thickness 0.252 in |
unannealed; ASTM D648 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| FAA Flammability, FAR 25.853 A/B | PASSES | FAR 25.853 |
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