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Vespel® SP-22 DF

PARTS & SHAPES

Graphite Powder, 40%

Supplied by DuPont Performance Polymers

The technical datasheet with complete property values for Vespel® SP-22 DF is available to members of the Prospector Plastics Database.
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Product Description
Parts from nominal 40% (wt) graphite filled PI (polyimide) for low coefficient of thermal expansion and high creep resistance.
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  • North America
Filler / Reinforcement 
  • Graphite Powder, 40% Filler by Weight
Additive 
  • Flame Retardant
  • Heat Stabilizer
  
Features 
  • Flame Retardant
  • Heat Stabilized
  
RoHS Compliance 
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength     ASTM D638
73°F
psi
  
500°F
psi
  
Tensile Elongation     ASTM D638
Break, 73°F
%
  
Break, 500°F
%
  
Flexural Modulus     ASTM D790
73°F
psi
  
500°F
psi
  
Flexural Strength     ASTM D790
73°F
psi
  
500°F
psi
  
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F)
ft·lb/in
 ASTM D256
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
ohms
 ASTM D257
Volume Resistivity (73°F)
ohm·cm
 ASTM D257
Dielectric Strength 2 (73°F, 0.0787 in)
V/mil
 ASTM D149
Dielectric Constant     ASTM D150
73°F, 100 Hz
 
  
73°F, 10 kHz
 
  
73°F, 1 MHz
 
  
Dissipation Factor     ASTM D150
73°F, 100 Hz
 
  
73°F, 10 kHz
 
  
73°F, 1 MHz
 
  
Comparative Tracking Index
V
 IEC 60112
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL     UL 94
0.0295 in
 
  
0.0630 in
 
  
0.118 in
 
  
Flammability Classification     IEC 60695-11-10, -20
0.0295 in
 
  
0.0630 in
 
  
0.118 in
 
  
UL
Nominal Value
Unit
Test Method
RTI Str     UL 746
0.0295 in
°F
  
0.0630 in
°F
  
0.118 in
°F
  
RTI Imp     UL 746
0.0295 in
°F
  
0.0630 in
°F
  
0.118 in
°F
  
RTI Elec     UL 746
0.0295 in
°F
  
0.0630 in
°F
  
0.118 in
°F
  
Comparative Tracking Index (CTI) (0.118 in)
V
 UL 746
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Vespel® SP-22 DF, Vespel SP22 DF, Vespel® , Vespel, VespelSP22DF, SP, SP-22 DF, SP22 DF, SP:22 DF, SP/22 DF, SP+22 DF, SP_22 DF, SP 22 DF, SP22, 22DF, SP22DF, SP_22DF, Polyimide, Thermoset, Polyimide Thermoset, PI, TS, PI TS, Thermoset, TS, DuPont, PolyimideThermoset, PITS, 22SP
Features
Features may also be described by the following terms: Heat Stabilized, Heat-ageing Stabilized, Heat Ageing Stabilized, Heat-aging Stabilized, Heat Aging Stabilized.
Notes
1Typical properties: these are not to be construed as specifications.
2Method A (Short-Time)
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.