SABIC LEXAN™ PK2870 PC (Americas)

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SABIC LEXAN™ PK2870 PC (Americas)
Categories:	Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes:	LEXAN PK2870 polycarbonate resin, global grade, MVR (300C/1.2kg) 2 cm3/10min, high viscosity, branched, blow molding, high melt strength, high impact resistance, Available in transparent colors only. FDA 21CFR177.1580, European food contact regulation EC Directive EU10/2011. Designed to be a candidate for water bottle applications. 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
Water Absorption	0.35 %	23°C/sat; ISO 62
Moisture Absorption	0.150 %	23°C / 50% RH; ISO 62
Moisture Absorption at Equilibrium	0.35 %	ASTM D570
	0.58 % @Temperature 100 °C	ASTM D570
Linear Mold Shrinkage, Flow	0.0050 - 0.0070 cm/cm @Thickness 3.20 mm	SABIC method
Melt Flow	2.0 g/10 min @Load 1.20 kg, Temperature 300 °C	cm³/10 min; ISO 1133
	2.5 g/10 min @Load 1.20 kg, Temperature 300 °C	ASTM D1238
	4.0 g/10 min @Load 2.16 kg, Temperature 300 °C	cm³/10 min; ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	120	ISO 2039-2
Tensile Strength at Break	65.0 MPa	50 mm/min; ASTM D638
	70.0 MPa	50 mm/min; ISO 527
Tensile Strength, Yield	62.0 MPa	50 mm/min; ASTM D638
	65.0 MPa	50 mm/min; ISO 527
Elongation at Break	>= 70 %	50mm/min; ASTM D638
	>= 70 %	50mm/min; ISO 527
Elongation at Yield	7.0 %	50 mm/min; ASTM D638
	7.0 %	50 mm/min; ISO 527
Tensile Modulus	2350 MPa	1mm/min; ISO 527
	2350 MPa	50 mm/min; ASTM D638
Flexural Yield Strength	95.0 MPa	2 mm/min; ISO 178
	95.0 MPa	1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	2300 MPa	2 mm/min; ISO 178
	2300 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact, Notched	750 J/m	ASTM D256
	150 J/m @Temperature -30.0 °C	ASTM D256
Izod Impact, Unnotched	NB	ASTM D4812
	NB @Temperature -30.0 °C	ASTM D4812
Izod Impact, Notched (ISO)	75.0 kJ/m²	80103; ISO 180/1A
	55.0 kJ/m² @Temperature -30.0 °C	80103; ISO 180/1A
Izod Impact, Unnotched (ISO)	NB	80103; ISO 180/1U
	NB @Temperature -30.0 °C	80103; ISO 180/1U
Charpy Impact Unnotched	NB	Edgew 80103 sp=62mm; ISO 179/1eU
	NB @Temperature -30.0 °C	Edgew 80103 sp=62mm; ISO 179/1eU
Charpy Impact, Notched	70.0 kJ/m²	Edgew 80103 sp=62mm; ISO 179/1eA
	50.0 kJ/m² @Temperature -30.0 °C	Edgew 80103 sp=62mm; ISO 179/1eA
Falling Dart Impact	170 J	ASTM D3029

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	70.0 µm/m-°C @Temperature 23.0 - 80.0 °C	ISO 11359-2
	70.0 µm/m-°C @Temperature -40.0 - 95.0 °C	ASTM E831
Specific Heat Capacity	1.25 J/g-°C	ASTM C 351
Thermal Conductivity	0.200 W/m-K	ASTM C177
	0.200 W/m-K	ISO 8302
Hot Ball Pressure Test	125 °C	IEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi)	145 °C	Flatw 80104 sp=64mm; ISO 75/Bf
	145 °C @Thickness 3.20 mm	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	130 °C	Flatw 80104 sp=64mm; ISO 75/Af
	130 °C @Thickness 3.20 mm	ASTM D648
Vicat Softening Point	149 °C	Rate B/50; ISO 306
	150 °C	Rate B/120; ISO 306
	150 °C	Rate B/50; ASTM D1525

Optical Properties	Original Value	Comments
Refractive Index	1.586	ISO 489
Haze	<= 0.80 % @Thickness 2.54 mm	ASTM D1003
Transmission, Visible	88 % @Thickness 2.54 mm	ASTM D1003

Processing Properties	Original Value	Comments
Nozzle Temperature	315 - 340 °C	Injection Molding
Zone 1	260 - 275 °C	Extrusion Blow Molding
	300 - 320 °C
Zone 2	260 - 275 °C	Extrusion Blow Molding
	310 - 330 °C
Zone 3	260 - 275 °C	Extrusion Blow Molding
	320 - 345 °C
Zone 4	260 - 275 °C	Extrusion Blow Molding
Zone 5	260 - 275 °C
Die Temperature	270 - 280 °C	Extrusion Blow Molding
Melt Temperature	265 - 275 °C
	320 - 345 °C
Head Temperature	260 - 275 °C	Zone 7 - Bottom Temperature
	260 - 275 °C	Zone 6 - Top Temperature
Mold Temperature	65.0 - 95.0 °C
	80.0 - 115 °C
Drying Temperature	115 - 120 °C	Extrusion Blow Molding
	120 °C	Injection Molding
Dry Time	3.00 - 4.00 hour	Injection Molding
	4.00 - 6.00 hour	Extrusion Blow Molding
	48.0 hour	Cumulative; Extrusion Blow Molding
	48.0 hour	Cumulative; Injection Molding
Moisture Content	>= 0.010 %
	0.020 %
	0.020 %
Back Pressure	0.300 - 0.700 MPa
Shot Size	40 - 60 %
Vent Depth	0.00250 - 0.00760 cm
Screw Speed	15 - 50 rpm
	40 - 70 rpm

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

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PSABI10563 / 244030

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