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SABIC Innovative Plastics Lexan® ML4249 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
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Material Notes:
Polycarbonate for aircraft applications requiring FAR 25.853a compliance. Transparent, transluscent and opaque colors. For blow molding.
Physical Properties Metric English Comments
Specific Gravity 1.28 g/cc
1.28 g/cc
ASTM D792
Melt Flow 2.8 g/10 min

@Load 1.20 kg,
Temperature 300 °C
2.8 g/10 min

@Load 2.65 lb,
Temperature 572 °F
ASTM D1238
Mechanical Properties Metric English Comments
Tensile Strength at Break 59.0 MPa
8560 psi
Type I, 50 mm/min; ASTM D638
Tensile Strength, Yield 67.0 MPa
9720 psi
Type I, 50 mm/min; ASTM D638
Elongation at Yield 85 %
85 %
Type I, 50 mm/min; ASTM D638
Flexural Yield Strength 105 MPa
15200 psi
1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.70 GPa
392 ksi
1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched 0.900 J/cm
1.69 ft-lb/in
ASTM D256
Izod Impact, Unnotched 32.04 J/cm
60.02 ft-lb/in
ASTM D4812
Tensile Impact Strength 493 kJ/m²
235 ft-lb/in²
Type S; ASTM D1822
Dart Drop, Total Energy 49.0 J
36.1 ft-lb
Instrumented Impact Energy @ peak; ASTM D3763
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) 146 °C

@Thickness 6.40 mm
295 °F

@Thickness 0.252 in
unannealed; ASTM D648
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