SABIC LEXAN™ FR 955 PC (Americas)

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SABIC LEXAN™ FR 955 PC (Americas)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN 955 Polycarbonate (PC) is an injection moldable non-chlorinated/brominated, unfilled flame retardant grade with high viscosity. It has an MVR of 7 (300°C/1.2kg) and a UL94 V0@1.5mm, 5VA at 3.0mm rating and is available in various opaque color options. Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.19 g/cc	ASTM D792
Linear Mold Shrinkage, Flow	0.0060 - 0.0080 cm/cm @Thickness 3.20 mm	SABIC method
Melt Flow	7.0 g/10 min @Load 1.20 kg, Temperature 300 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	65.0 MPa	50 mm/min; ASTM D638
Tensile Strength, Yield	62.0 MPa	50 mm/min; ASTM D638
Elongation at Break	125 %	50 mm/min; ASTM D638
Elongation at Yield	6.4 %	50 mm/min; ASTM D638
Tensile Modulus	2270 MPa	50 mm/min; ASTM D638
Flexural Yield Strength	101 MPa	1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	2340 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched	801 J/m	ASTM D256
Dart Drop, Total Energy	73.0 J	ASTM D3763

Electrical Properties	Original Value	Comments
Arc Resistance	0.00 - 60 sec	ASTM D495
Comparative Tracking Index	250 - 400 V	UL 746A
Hot Wire Ignition, HWI	30 - 60 sec	UL 746A
High Amp Arc Ignition, HAI	15 - 30 arcs	UL 746A
High Voltage Arc-Tracking Rate, HVTR	>= 150 mm/min	UL 746A

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	66.6 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
CTE, linear, Transverse to Flow	66.6 µm/m-°C @Temperature -40.0 - 40.0 °C	ASTM E831
Deflection Temperature at 0.46 MPa (66 psi)	137 °C @Thickness 3.20 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	126 °C @Thickness 3.20 mm	unannealed; ASTM D648
Vicat Softening Point	143 °C	Rate B/50; ASTM D1525
UL RTI, Electrical	130 °C	UL 746B
UL RTI, Mechanical with Impact	120 °C	UL 746B
UL RTI, Mechanical without Impact	130 °C	UL 746B
Flammability, UL94	V-2 @Thickness 0.800 mm	UL 94
	V-0 @Thickness 1.50 mm	UL 94
	5VA @Thickness 3.00 mm	UL 94
Glow Wire Test	850 °C @Thickness 1.00 mm	IEC 60695-2-13
	960 °C @Thickness 1.00 mm	IEC 60695-2-12

Processing Properties	Original Value	Comments
Nozzle Temperature	305 - 325 °C	Injection Molding
Zone 1	290 - 310 °C
Zone 2	300 - 320 °C
Zone 3	310 - 330 °C
Melt Temperature	310 - 330 °C
Mold Temperature	80.0 - 115 °C
Drying Temperature	120 °C	Injection Molding
Dry Time	3.00 - 4.00 hour	Injection Molding
	48.0 hour	Cumulative; Injection Molding
Moisture Content	0.020 %
Back Pressure	0.300 - 0.700 MPa
Shot Size	40 - 60 %
Vent Depth	0.00250 - 0.00760 cm
Screw Speed	40 - 70 rpm

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PSABI10578 / 244045

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