SABIC LEXAN™ Copolymer EXL4412 Polycarbonate (PC)

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SABIC LEXAN™ Copolymer EXL4412 Polycarbonate (PC)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN EXL4412 copolymer is a 20% glass fiber reinforced Polycarbonate Copolymer, medium flow, impact modified, injection moldable grade. EXL4412 is available in opaque colors only and is an excellent candidate for a broad range of applications that require a combination of stiffness and ductility. Features: Good Stiffness,High Impact Resistance Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.33 g/cc	ASTM D792
Density	1.33 g/cc	ISO 1183
Moisture Absorption	0.0200 %	Injection Molding
	0.0300 %	23°C / 50% RH; ISO 62
Water Absorption at Saturation	0.10 %	ISO 62-1
Viscosity	10 cP @Load 1.20 kg, Temperature 300 °C	MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow	0.0020 - 0.0030 cm/cm @Thickness 3.20 mm	SABIC method
Linear Mold Shrinkage, Transverse	0.0040 - 0.0050 cm/cm @Thickness 3.20 mm	SABIC method
Melt Flow	11 g/10 min @Load 1.20 kg, Temperature 300 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	100 MPa	50 mm/min; ASTM D638
	110 MPa	50 mm/min; ISO 527
Elongation at Break	3.0 %	50 mm/min; ASTM D638
	3.0 %	50 mm/min; ISO 527
Tensile Modulus	6300 MPa	50 mm/min; ASTM D638
	6500 MPa	1 mm/min; ISO 527
Flexural Strength	160 MPa	yld, 1.3 mm/min, 50 mm span; ASTM D790
	165 MPa	yield, 2 mm/min; ISO 178
Flexural Modulus	5700 MPa	2 mm/min; ISO 178
	5800 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched	140 J	ASTM D256
Izod Impact, Unnotched	700 J/m	ASTM D4812
Izod Impact, Notched (ISO)	17.0 kJ/m²	80103; ISO 180/1A
	12.0 kJ/m² @Temperature -30.0 °C	80103; ISO 180/1A
Charpy Impact, Notched	17.0 kJ/m²	Edgew 80103 sp=62mm; ISO 179/1eA
	12.0 kJ/m² @Temperature -30.0 °C	Edgew 80103 sp=62mm; ISO 179/1eA
Dart Drop, Total Energy	25.0 J	ASTM D3763

Electrical Properties	Original Value	Comments
Dielectric Constant	3.11 @Frequency 1.10e+9 Hz	ASTM ES 7-83
	3.13 @Frequency 1.90e+9 Hz	SABIC method
	3.14 @Frequency 5.00e+9 Hz	SABIC method
	3.16 @Frequency 1e+10 Hz	SABIC method
Dissipation Factor	0.0051 @Frequency 5.00e+9 Hz	SABIC method
	0.0060 @Frequency 1.90e+9 Hz	SABIC method
	0.0063 @Frequency 1e+10 Hz	SABIC method
	0.0064 @Frequency 1.10e+9 Hz	ASTM ES 7-83

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	26.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
CTE, linear, Transverse to Flow	68.0 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
Deflection Temperature at 0.46 MPa (66 psi)	137 °C	Edgew 120104 sp=100mm; ISO 75/Be
	135 °C @Thickness 3.20 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	133 °C	Edgew 120104 sp=100mm; ISO 75/Ae
	132 °C @Thickness 3.20 mm	unannealed; ASTM D648
Vicat Softening Point	142 °C	Rate B/120; ISO 306
UL RTI, Electrical	80.0 °C	UL 746B
UL RTI, Mechanical with Impact	80.0 °C	UL 746B
UL RTI, Mechanical without Impact	80.0 °C	UL 746B
Flammability, UL94	HB @Thickness >=0.400 mm	UL 94
	V-1 @Thickness >=2.00 mm	UL 94
	V-0 @Thickness >=3.00 mm	UL 94

Processing Properties	Original Value	Comments
Nozzle Temperature	285 - 305 °C
Zone 2	270 - 290 °C
Zone 3	280 - 300 °C
Melt Temperature	285 - 310 °C	Injection Molding
Mold Temperature	80.0 - 110 °C
Drying Temperature	110 °C	Injection Molding
Dry Time	3.00 - 6.00 hour	Injection Molding
Back Pressure	0.100 - 0.300 MPa
Screw Speed	50 - 90 rpm

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PSABH80197 / 288144

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