SABIC LEXAN™ Copolymer 4795R Polycarbonate (PC) (Americas)

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SABIC LEXAN™ Copolymer 4795R Polycarbonate (PC) (Americas)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN 4795R is a high heat resistant poly(ester)carbonate injection molding resin. Flame Retardant. Features: High Heat Resistance Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.20 g/cc	ASTM D792
Density	1.20 g/cc	ISO 1183
Moisture Absorption	0.0200 %	Injection Molding
Linear Mold Shrinkage, Flow	0.0097 cm/cm @Thickness 3.20 mm	SABIC method
Linear Mold Shrinkage, Transverse	0.0097 cm/cm @Thickness 3.20 mm	SABIC method
Melt Flow	2.5 g/10 min @Load 1.20 kg, Temperature 300 °C	ASTM D1238
	15 g/10 min @Load 2.16 kg, Temperature 330 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	70.0 MPa	50 mm/min; ASTM D638
Tensile Strength, Yield	68.0 MPa	50 mm/min; ASTM D638
Elongation at Break	117 %	50 mm/min; ASTM D638
Elongation at Yield	7.5 %	50 mm/min; ASTM D638
Tensile Modulus	2170 MPa	50 mm/min; ASTM D638
Flexural Strength	105 MPa	brk, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	2200 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched	578 J	ASTM D256
Izod Impact, Unnotched	2140 J/m	ASTM D4812
Dart Drop, Total Energy	73.0 J	peak; ASTM D3763
	77.0 J	ASTM D3763

Thermal Properties	Original Value	Comments
Hot Ball Pressure Test	125 °C	PASS; IEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi)	160 °C @Thickness 3.20 mm	unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	147 °C @Thickness 3.20 mm	unannealed; ASTM D648
Vicat Softening Point	164 °C	Rate B/50; ASTM D1525

Processing Properties	Original Value	Comments
Nozzle Temperature	345 - 365 °C
Zone 2	340 - 360 °C
Zone 3	350 - 370 °C
Melt Temperature	350 - 370 °C	Injection Molding
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
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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PSABH80083 / 288030

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