SABIC ULTEM™ Resin SF2255 Polyetherimide (PEI)

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SABIC ULTEM™ Resin SF2255 Polyetherimide (PEI)
Categories:	Polymer; Thermoplastic; Polyetherimide (PEI)
Material Notes:	High flow Ultem for thin wall application Features: High Stiffness,Hydrolytic Stability,Chemical Resistance,Low Smoke and Toxicity,Good Mechanicals in Broad Temperature Range,Low Creep Sensitivity,Low Shrinkage,Good metal adhesion,Amorphous,High Strength,High Heat Resistance,Good dimensional stability,Flame Retardant,High Flow Information provided by SABIC
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Physical Properties	Original Value	Comments

Specific Gravity	1.44 g/cc	ASTM D792
Water Absorption	0.060 % @Time 86400 sec	ISO 62-1
Moisture Absorption	0.0200 %	Injection Molding
Viscosity	34 cP @Load 10.0 kg, Temperature 345 °C	MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow	0.0030 cm/cm	SABIC method
Linear Mold Shrinkage, Transverse	0.0053 cm/cm	SABIC method
Melt Flow	15.4 g/10 min @Load 6.60 kg, Temperature 337 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	148 MPa	5 mm/min; ASTM D638
Elongation at Break	1.8 %	5 mm/min; ASTM D638
Tensile Modulus	10140 MPa	5 mm/min; ASTM D638
Flexural Strength	169 MPa	yld, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus	8090 MPa	1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched	76.0 J	ASTM D256

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	14.3 µm/m-°C @Temperature -40.0 - 150 °C	ASTM E831
CTE, linear, Transverse to Flow	55.0 µm/m-°C @Temperature -40.0 - 150 °C	ASTM E831
Deflection Temperature at 1.8 MPa (264 psi)	203 °C @Thickness 3.20 mm	unannealed; ASTM D648
UL RTI, Electrical	105 °C	UL 746B
UL RTI, Mechanical with Impact	105 °C	UL 746B
UL RTI, Mechanical without Impact	105 °C	UL 746B
Flammability, UL94	V-0 @Thickness 1.50 mm	UL 94

Processing Properties	Original Value	Comments
Nozzle Temperature	345 - 400 °C
Zone 2	340 - 400 °C
Zone 3	345 - 400 °C
Melt Temperature	350 - 400 °C	Injection Molding
Mold Temperature	135 - 165 °C
Drying Temperature	150 °C	Injection Molding
Dry Time	4.00 - 6.00 hour	Injection Molding
	24.0 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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PSABH82758 / 290705

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