|
| |
PFA Properties
| Property |
ASTM
Method |
Unit |
350
General Purpose |
450HP
High Purity |
| Mechanical/Physical |
| Melt
Flow Rate |
D-3307 |
g/10 min |
1-3 |
3-Jan |
| Specific
Gravity |
D-792 |
g/cm3 |
2.12-2.17 |
2.12-2.17 |
| Water
Absorption, 24 Hr. |
D-570 |
% |
<0.03 |
<0.03 |
| Tensile
Strength, 23°C |
D-1708 |
psi |
3,625-4,000 |
3,625-4000 |
| Elongation,
23°C, minimum |
D-1708 |
% |
300 |
300 |
| Compressive
Strength, 23°C |
D-695 |
psi |
3,500 |
3,500 |
| Impact
Strength, 23°C, Notched Izod |
D-256 |
J/m |
no break |
no break |
| Flexural
Modulus, 23°C |
D-790 |
psi |
90,000 |
90,000 |
| Durometer
Hardness, Shore D |
D-2240 |
D |
55 |
55 |
| Coefficient
of Friction |
D-1894 |
|
0 |
0 |
| Deformation
Under Load, 23°C, 100 PSI, 10 Hr. |
D-621 |
% |
2 |
2 |
| Thermal |
| Melting
Point, nominal |
D-3418 |
°C |
302-310 |
302-310 |
| Thermal
Expansion (21°C to 100°C) |
D-696 |
mm/mm/°C |
14 X 10-5 |
14 X 10-5 |
| Thermal
Expansion (100°C to 149°C) |
D-696 |
mm/mm/°C |
18 X 10-5 |
18 X 10-5 |
| Thermal
Expansion (149°C to 208°C) |
D-696 |
mm/mm/°C |
22 X 10-5 |
22 X 10-5 |
| Oxygen
Index |
D-2863 |
% |
>95 |
>95 |
| Maximum
Service Temperature |
|
°C |
260 |
260 |
| Thermal
Conductivity |
DuPont |
W/m-K |
0.19 |
0.19 |
| Flammability |
UL 94 |
|
V-0 |
V-0 |
| Electrical |
| Surface
Resistivity |
D-257 |
ohm-sq |
1018 |
1018 |
| Volume
Resistivity |
D-257 |
ohm-cm |
1018 |
1018 |
| Dielectric
Strength, short-term (10 mil film) |
D-149 |
Volts/mil |
2,000 |
2,000 |
| Dielectric
Constant, 23°C, 60-100 kHz |
D-150 |
|
2.03 |
2.03 |
| Dissipation
Factor, 23°C, 60-100 kHz |
D-150 |
|
0.0001 |
0.0001 |
| Arc
Resistance |
D-495 |
seconds |
>180 |
>180 |
| |
|
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