DuPont Mobility and Materials Vespel® SCP-50094 Polyimide

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DuPont Mobility and Materials Vespel® SCP-50094 Polyimide
Categories:	Polymer; Thermoplastic; Polyimide, Thermoplastic
Material Notes:	Designed for those demanding applications that require even more toughness, thermal stability and chemical resistance. SCP-50094 has been put to the test in ultra-high-stress environments like aircraft engines. So, it’s ready for just about any design challenge. Applications: Information provided by DuPont Information provided by DuPont. This product line has remained with DuPont after the DuPont-Dow merger.
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Physical Properties	Original Value	Comments

Specific Gravity	1.44 g/cc	ASTM D792
Water Absorption at Saturation	0.96 %	24 hours. (Weight Change); ASTM D570

Mechanical Properties	Original Value	Comments
Hardness, Rockwell E	70	ASTM D785
Tensile Strength, Ultimate	12800 psi	23°C (73°F); ASTM D638
	6600 psi @Temperature 260 °C	ASTM D638
Elongation at Break	2.1 %	23°C (73°F); ASTM D638
	4.6 % @Temperature 260 °C	ASTM D638
Modulus of Elasticity	941 ksi	23°C (73°F); ASTM D638
	539 ksi @Temperature 260 °C	ASTM D638
Flexural Strength	10000 psi	500°F; ASTM D790
	16000 psi	73°F; ASTM D790
Flexural Modulus	392 ksi	500°F; ASTM D790
	750 ksi	73°F; ASTM D790
Compressive Strain at Break	18 % @Temperature 23.0 °C	ASTM D695
	31 % @Temperature 260 °C	ASTM D695
Compressive Strength	9300 psi	@10% strain; 260°C (500°F).; ASTM D695
	11200 psi	260°C (500°F).; ASTM D695
	24000 psi	@10% strain; 23°C (73°F).; ASTM D695
	24700 psi	23°C (73°F).; ASTM D695
Poissons Ratio	0.25	23°C (73°F); ASTM D638
	0.32 @Temperature 190 °C	ASTM D638
Coefficient of Friction, Dynamic	0.060	(P=250 psi), V=400 f/m)
	0.25	(P=187 psi); V=134 f/m)
K Factor (Wear Factor)	8.0	Falex; (100 KPV)(3.5 MPa m/s)
	13.1	Falex; (25 KPV)(0.875 MPa m/s)

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	33.0 µin/in-°F @Temperature 23.0 - 300 °C	ASTM E-831
CTE, linear, Transverse to Flow	19.0 µin/in-°F @Temperature 23.0 - 300 °C	ASTM E-831
Thermal Conductivity	2.72 BTU-in/hr-ft²-°F	100°C (212°F)
	0.0009726 cal cm/sec-cm²-°C @Temperature 200 °C
	0.001026 cal cm/sec-cm²-°C @Temperature 300 °C

Descriptive Properties
Creep, %	0.025	Compressive. 23°C (73°F) 10 MPa (1.5 ksi). 10 hours
	0.04	Compressive. 23°C (73°F) 10 MPa (1.5 ksi). 100 hours
PV Limit, ksi-fpm	500
Thermal Oxidative Stability, %	3.3	371°C (700°F). 100 hours @ 70 psia; circulating air.

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PDU2010 / 32872

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