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SABIC Innovative Plastics Lexan® ML4506 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:
Transparent polycarbonate for aircraft applications requiring FAR 25.853a compliance. Injection moldable.
Physical Properties Metric English Comments
Specific Gravity 1.21 g/cc
1.21 g/cc
ASTM D792
Water Absorption 0.15 %

@Time 86400 sec
0.15 %

@Time 24.0 hour
ASTM D570
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 10.8 g/10 min

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

@Load 2.65 lb,
Temperature 572 °F
ASTM D1238
Mechanical Properties Metric English Comments
Tensile Strength, Yield 62.0 MPa
8990 psi
Type I, 50 mm/min; ASTM D638
Elongation at Yield 90 %
90 %
Type I, 50 mm/min; ASTM D638
Flexural Yield Strength 91.0 MPa
13200 psi
1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.24 GPa
325 ksi
1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched 6.40 J/cm
12.0 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
Deflection Temperature at 1.8 MPa (264 psi) 132 °C

@Thickness 6.40 mm
270 °F

@Thickness 0.252 in
unannealed; ASTM D648
Optical Properties Metric English Comments
Transmission, Visible 90 %
90 %
transparent; thickness not quantified
Electrical Properties Metric English Comments
Dielectric Strength 16.7 kV/mm

@Thickness 3.20 mm
424 kV/in

@Thickness 0.126 in
in air; ASTM D149
Descriptive Properties Value Comments
FAA Flammability, FAR 25.853 A/B PASS (B)
FAR 25.853
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