DuPont™ Vespel® SCP-5000
Unfilled with enhanced mechanical properties and thermal stability
DuPont™ Vespel® SCP-5000 is an unfilled grade with enhanced mechanical properties and thermal stability. Vespel® SCP-5000 has been developed for demanding applications that require toughness, thermal and dimensional stability, chemical resistance, and stable dielectric performance across a broad temperature range.
STANDARD SIZES
ROD |
Outside Diameter:
0.250 in – 2.750 in |
OPTIONS AVAILABLE
COLOR |
Light Brown |
Length, width, thickness, and diameter tolerances vary by size, by manufacturer, brand, and grade. Vespel® SCP-5000 is also available in bar.
Typical Properties for DuPont™ Vespel® SCP-5000 Polyimide
|
ASTM
Method |
Units |
SCP-5000
Unfilled |
Mechanical |
Tensile strength
23°C (73°F) |
D1708 / D638 |
MPa (kpsi) |
163
(23.6) |
Tensile strength
260°C (500°F) |
D1708 / D638 |
MPa (kpsi) |
62
(9) |
Elongation at break
23°C (73°F) |
D1708 / D638 |
% |
7.5 |
Elongation at break
260°C (500°F) |
D1708 / D638 |
% |
49.0 |
Flexural modulus
23°C (73°F) |
D790 |
MPa (kpsi) |
5,760
(836) |
Flexural modulus
260°C (500°F) |
D790 |
MPa (kpsi) |
3,010
(436) |
Compressive stress at
10% strain, 23°C (73°F) |
D695 |
MPa (kpsi) |
230
(33.4) |
Deformation under
13.8 MPa (2,000 psi) load |
D621 |
% |
0.05 |
Friction |
|
|
|
Coefficient of friction at
PV = .875 MPa m/s
(25,000 psi-ft/min)* |
|
|
0.26 |
Coefficient of friction at
PV = 3.5 MPa m/s
(25,000 psi-ft/min)* |
|
|
0.15 |
Static coefficient
of friction in air* |
|
|
|
PV limit (unlubricated)** |
|
MPa-m/s
(kpsi ft/min) |
|
Other Properties |
|
|
|
Coefficient of
thermal expansion
23–300°C (73–572°F) |
E831 |
µm/m/K
(10-6 in/in-°F) |
47 (26) |
Hardness |
D785 |
Rockwell E |
95 |
Water absorption
24 hr at 23°C (73°F) |
D570 |
% |
0.08 |
*Versus carbon steel, steady state, unlubricated, in air, thrust bearing. **PV limits for any material vary with different combinations of pressure and velocity as well as other conditions.
Need more information about this material? Use our interactive plastic properties table
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