SABIC LEXAN™ FR Resin LGK3020 Polycarbonate (PC)

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SABIC LEXAN™ FR Resin LGK3020 Polycarbonate (PC)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN LGK3020 compound is based on Polycarbonate (PC) resin containing 20% glass fiber and 10% glass flake. Added features of this grade include: Flame Retardant. Features: High Heat Resistance,Flame Retardant,Structural Information provided by SABIC
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Physical Properties	Metric	English	Comments

Specific Gravity	1.43 g/cc	1.43 g/cc	ASTM D792
Water Absorption	0.13 % @Time 86400 sec	0.13 % @Time 24.0 hour	ASTM D570
Moisture Absorption	0.0200 %	0.0200 %	Injection Molding
Linear Mold Shrinkage, Flow	0.00050 - 0.0025 cm/cm @Thickness 3.20 mm	0.00050 - 0.0025 in/in @Thickness 0.126 in	SABIC method
Linear Mold Shrinkage, Transverse	0.0015 - 0.0035 cm/cm @Thickness 3.20 mm	0.0015 - 0.0035 in/in @Thickness 0.126 in	SABIC method

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	117 MPa	17000 psi	50 mm/min; ASTM D638
Elongation at Break	4.0 %	4.0 %	50 mm/min; ASTM D638
Flexural Strength	147 MPa	21300 psi	brk, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	6.57 GPa	953 ksi	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched	122 J	90.0 ft-lb	ASTM D256

Electrical Properties	Metric	English	Comments
Dielectric Strength	17.7 kV/mm @Thickness 3.20 mm	450 kV/in @Thickness 0.126 in	in oil; ASTM D149
Hot Wire Ignition, HWI	>= 120 sec @Thickness 1.50 mm	>= 120 sec @Thickness 0.0591 in	UL 746A
High Amp Arc Ignition, HAI	0.00 - 15 arcs @Thickness 1.50 mm	0.00 - 15 arcs @Thickness 0.0591 in	UL 746A

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	27.0 µm/m-°C @Temperature -30.0 - 30.0 °C	15.0 µin/in-°F @Temperature -22.0 - 86.0 °F	ASTM D696
CTE, linear, Transverse to Flow	46.8 µm/m-°C @Temperature -30.0 - 30.0 °C	26.0 µin/in-°F @Temperature -22.0 - 86.0 °F	ASTM D696
Deflection Temperature at 1.8 MPa (264 psi)	146 °C @Thickness 6.40 mm	295 °F @Thickness 0.252 in	unannealed; ASTM D648
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	V-0 @Thickness >=1.50 mm	V-0 @Thickness >=0.0591 in	UL 94

Processing Properties	Metric	English	Comments
Nozzle Temperature	310 - 330 °C	590 - 626 °F
Zone 2	305 - 325 °C	581 - 617 °F
Zone 3	315 - 340 °C	599 - 644 °F
Melt Temperature	315 - 340 °C	599 - 644 °F	Injection Molding
Mold Temperature	80.0 - 115 °C	176 - 239 °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

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PSABH80497 / 288444

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