SABIC LEXAN™ Copolymer EXL8454 Polycarbonate (PC) (Asia)

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SABIC LEXAN™ Copolymer EXL8454 Polycarbonate (PC) (Asia)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN EXL8454 is a PC/siloxane copolymer resin with medium flow, excellent low temperature impact and 50% post consumer recycle content. Limited availability and restricted color only. Higher color variability and contamination risks including black specs needs to be considered before approval for use in applications. Features: High Impact Resistance Information provided by SABIC
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Physical Properties	Metric	English	Comments

Specific Gravity	1.20 g/cc	1.20 g/cc	ASTM D792
Water Absorption	0.15 % @Time 86400 sec	0.15 % @Time 24.0 hour	SABIC method
Moisture Absorption	0.0200 %	0.0200 %	Injection Molding
Linear Mold Shrinkage, Flow	0.0040 - 0.0080 cm/cm @Thickness 3.20 mm	0.0040 - 0.0080 in/in @Thickness 0.126 in	SABIC method
Melt Flow	10 g/10 min @Load 1.20 kg, Temperature 300 °C	10 g/10 min @Load 2.65 lb, Temperature 572 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	55.0 MPa	7980 psi	50 mm/min; ASTM D638
Tensile Strength, Yield	57.0 MPa	8270 psi	50 mm/min; ASTM D638
Elongation at Break	100 %	100 %	50 mm/min; ASTM D638
Elongation at Yield	6.0 %	6.0 %	50 mm/min; ASTM D638
Tensile Modulus	2.20 GPa	319 ksi	5 mm/min; ASTM D638
Flexural Strength	90.0 MPa	13100 psi	yld, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	2.10 GPa	305 ksi	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched	800 J	590 ft-lb	ASTM D256
	650 J @Temperature -40.0 °C	479 ft-lb @Temperature -40.0 °F	ASTM D256
	700 J @Temperature -30.0 °C	516 ft-lb @Temperature -22.0 °F	ASTM D256
Charpy Impact, Notched	6.50 J/cm²	30.9 ft-lb/in²	Edgew 80104 sp=62mm; ISO 179/1eA
	6.70 J/cm²	31.9 ft-lb/in²	Edgew 80103 sp=62mm; ISO 179/1eA
	2.70 J/cm² @Temperature -30.0 °C	12.8 ft-lb/in² @Temperature -22.0 °F	Edgew 80104 sp=62mm; ISO 179/1eA
	5.40 J/cm² @Temperature -40.0 °C	25.7 ft-lb/in² @Temperature -40.0 °F	Edgew 80103 sp=62mm; ISO 179/1eA
	5.80 J/cm² @Temperature -30.0 °C	27.6 ft-lb/in² @Temperature -22.0 °F	Edgew 80103 sp=62mm; ISO 179/1eA
Dart Drop, Total Energy	70.0 J	51.6 ft-lb	ASTM D3763

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm	ASTM D257
Surface Resistance	>= 1.00e+15 ohm	>= 1.00e+15 ohm	ASTM D257
Dielectric Constant	3.0 @Frequency 1e+6 Hz	3.0 @Frequency 1e+6 Hz	ASTM D150
Dielectric Strength	15.0 kV/mm @Thickness 0.800 mm	381 kV/in @Thickness 0.0315 in	in oil; ASTM D149
Dissipation Factor	0.0093 @Frequency 1e+6 Hz	0.0093 @Frequency 1e+6 Hz	ASTM D150
Hot Wire Ignition, HWI	15 - 30 sec @Thickness >=3.00 mm	15 - 30 sec @Thickness >=0.118 in	UL 746A

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	60.0 µm/m-°C @Temperature -40.0 - 40.0 °C	33.3 µin/in-°F @Temperature -40.0 - 104 °F	ASTM E831
CTE, linear, Transverse to Flow	60.0 µm/m-°C @Temperature -40.0 - 40.0 °C	33.3 µin/in-°F @Temperature -40.0 - 104 °F	ASTM E831
Deflection Temperature at 1.8 MPa (264 psi)	123 °C @Thickness 3.20 mm	253 °F @Thickness 0.126 in	unannealed; ASTM D648
Vicat Softening Point	145 °C	293 °F	Rate B/50; ASTM D1525
UL RTI, Electrical	80.0 °C	176 °F	UL 746B
UL RTI, Mechanical with Impact	80.0 °C	176 °F	UL 746B
UL RTI, Mechanical without Impact	80.0 °C	176 °F	UL 746B
Flammability, UL94	HB @Thickness >=0.400 mm	HB @Thickness >=0.0157 in	UL 94
Glow Wire Ignition Temperature	850 °C @Thickness 0.750 mm	1560 °F @Thickness 0.0295 in	IEC 60695-2-13
	875 °C @Thickness 1.00 mm	1610 °F @Thickness 0.0394 in	IEC 60695-2-13
	875 °C @Thickness 1.50 mm	1610 °F @Thickness 0.0591 in	IEC 60695-2-13
	875 °C @Thickness 3.00 mm	1610 °F @Thickness 0.118 in	IEC 60695-2-13
Glow Wire Flammability Index	825 °C @Thickness 0.750 mm	1520 °F @Thickness 0.0295 in	IEC 60695-2-12
	850 °C @Thickness 1.00 mm	1560 °F @Thickness 0.0394 in	IEC 60695-2-12
	850 °C @Thickness 1.50 mm	1560 °F @Thickness 0.0591 in	IEC 60695-2-12
	960 °C @Thickness 3.00 mm	1760 °F @Thickness 0.118 in	IEC 60695-2-12

Processing Properties	Metric	English	Comments
Nozzle Temperature	290 - 310 °C	554 - 590 °F
Zone 2	280 - 305 °C	536 - 581 °F
Zone 3	295 - 315 °C	563 - 599 °F
Melt Temperature	295 - 315 °C	563 - 599 °F	Injection Molding
Mold Temperature	70.0 - 95.0 °C	158 - 203 °F
Drying Temperature	120 °C	248 °F	Injection Molding
Dry Time	3.00 - 4.00 hour	3.00 - 4.00 hour	Injection Molding
	48.0 hour	48.0 hour	Cumulative; Injection Molding
Back Pressure	0.300 - 0.700 MPa	43.5 - 102 psi
Shot Size	40 - 60 %	40 - 60 %
Vent Depth	0.00250 - 0.00760 cm	0.000984 - 0.00299 in
Screw Speed	40 - 70 rpm	40 - 70 rpm

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PSABH80217 / 288164

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