MatWeb, The Online Materials Database

SABIC Innovative Plastics ULTEM SILTEM-STM1500 Polyetherimide (Europe)

Subcategory: Polyetherimide; Polymer; Thermoplastic

Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.

Material Notes:
Information provided by GE Plastics for their European product line.

Physical Properties	Metric	English	Comments
Density	1.18 g/cc	0.0426 lb/in³	ASTM D 792
Density	1.18 g/cc	0.0426 lb/in³	ISO 1183
Water Absorption at Saturation	0.12 %	0.12 %	23C; ISO 62
Linear Mold Shrinkage	0.012 - 0.014 cm/cm	0.012 - 0.014 in/in	Flow; ASTM D 955
Melt Flow	8 g/10 min	8 g/10 min	cm3/10min; Melt Volume Rate, MVR at 320C/2.16 kg; ISO 1133
Mechanical Properties
Hardness, Shore D	69	69	DIN 53505
Tensile Strength, Ultimate	25 MPa	3630 psi	50 mm/min; ISO 527
Tensile Strength, Yield	20 MPa	2900 psi	50 mm/min; ISO 527
Elongation at Break	110 %	110 %	50 mm/min; ISO 527
Elongation at Yield	15 %	15 %	50 mm/min; ISO 527
Tensile Modulus	0.59 GPa	85.6 ksi	1 mm/min; ISO 527
Flexural Modulus	0.475 GPa	68.9 ksi	2 mm/min; ISO 178
Flexural Strength	18 MPa	2610 psi	2 mm/min; ISO 178
Flexural Yield Strength	20 MPa	2900 psi	2 mm/min; ISO 178
Izod Impact, Notched (ISO)	25 kJ/m²	11.9 ft-lb/in²	80*10*4 +23 C; ISO 180/ 1A
Izod Impact, Unnotched (ISO)	NB	NB	80*10*4 +23 C; ISO 180/ 1U
Izod Impact, Unnotched Low Temp (ISO)	NB	NB	80*10*4 -30 C; ISO 180/ 1U
Izod Impact, Notched, Low Temp (ISO)	15 kJ/m²	7.14 ft-lb/in²	80*10*4 -30 C; ISO 180/ 1A
Taber Abrasion, mg/1000 Cycles	60	60	CS-17, 1 kg; GE Test
Electrical Properties
Volume Resistivity	4.7e+014 ohm-cm	4.7e+014 ohm-cm	IEC 60093
Surface Resistivity per Square	Min 1e+015 ohm	Min 1e+015 ohm	ROA; IEC 60093
Dielectric Constant	3	3	100 Hz; IEC 60250
Dielectric Strength	19 kV/mm	483 kV/in	in oil, 3.2 mm; IEC 60243-1
Dissipation Factor	0.0091	0.0091	100 Hz; IEC 60250
Comparative Tracking Index	100 V	100 V	M; IEC 60112/3rd
Comparative Tracking Index	175 V	175 V	IEC 60112/3rd
Thermal Properties
CTE, linear 20°C	110 µm/m-°C	61.1 µin/in-°F	23C-80C, flow; ISO 11359-2
CTE, linear 20°C Transverse to Flow	90 µm/m-°C	50 µin/in-°F	23C-80C; ISO 11359-2
Vicat Softening Point	75 °C	167 °F	VST/B/50; DIN 53460
Vicat Softening Point	75 °C	167 °F	B/50; ISO 306
Vicat Softening Point	78 °C	172 °F	B/120; ISO 306
Flammability, UL94	V-1	V-1	1.6 mm; UL 94 by GE
Oxygen Index	48 %	48 %	ISO 4589
Glow Wire Test	960 °C	1760 °F	Passes at 3.2 mm; IEC 60695-2-1
Descriptive Properties
Ball Pressure Test, 75 C +/- 2 C	PASSES	IEC 60035-1