Radel A
Radel R R-5500
 
 
 
Units
ASTM Test Method
Extruded Polyether-Sulfone
Extruded Polyphenyl-Sulfone
MECHANICAL
1
Strength to Weight Ratio
ksi
-
 
 
2
Specific Gravity @73 F
-
D792
1.37
1.29
3
Tensile Strength @73 F, (ult)/(yld)
psi
D638
12200 (yld)
11000 (ult)
4
Tensile Modulus of Elasticity @ 73 F
psi
D638
385000
340000
5
Tensile Elongation at Break @ 73 F
%
D638
40-80
30
6
Flexural Strength @ 73 F
psi
D790
18700
15500
7
Flexural Modulus of Elasticity @ 73 F
psi
D790
377000
345000
8
Shear Strength @ 73 F
psi
D732
-
9000
9
Compressive Strength, (% Deformation) @73 F
psi
D695
-
13400 (10)
10
Compressive Modulus of Elasticity @73 F
psi
D695
-
280000
11
Hardness, Rockwell, Scale as noted @73 F
-
D785
M88
M80 (R120)
12
Hardness, Durometer, Shore D @73 F
-
D2240
-
D80
13
Izod Impact, (Notched) @73 F
ft-lb/in of notch
D256 TypeA
1.6
2.5
14
Coefficient of Friction, (Dry vs. Steel) Dynamic
-
-
-
-
15
Limiting PV, (with 4 to 1 factor of safety applied)
psi-ft/min
-
-
-
THERMAL
16
Coefficient of Linear Thermal Expansion @73 F
in/in/F
E-831 (TMA)
2.7E-05
3.1E-05
17
Heat Deflection Temperature @ 264 psi
F
D648
397
405
18
Tg-Glass transition temperature, (Amorphous)
F
D3418
-
428
19
Melting Point, (VS=Vicat Softening Temp.)
F
D3418
439 (VS)
-
20
Continuous Service Temperature in Air, (Max.)
F
-
356
300
21
Thermal Conductivity
BTU-in/hr-ft2-F
-
-
2.40
ELECTRICAL
22
Dielectric Strength, Short Term
Volts/mil
D149
383
360
23
Volume Resistivity
ohm-cm
D257
1.0E+17
>1E15
24
Dielectric Constant @ 10E6 Hz
-
D150
-
3.4
25
Dissipation Factor @ 10E6 Hz
-
D150
-
0.002
26
Flammability @ 3.1 mm unless noted
-
UL94
V-0 (.5mm)
V-0
H2O
27
Water Absorbtion, Immersion, 24 Hrs
% by wt.
D570(7)
0.54
0.37
28
Water Absorbtion, Saturation
% by wt.
D570(7)
-
1.10

 

 

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