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Dowhon DHF78422T FFKM, Terpolymer, Valve Oil Seal
Categories:
Polymer
;
Thermoset
;
Fluoropolymer, TS
;
Thermoset Fluoroelastomer
Material Notes:
Property: Good mold flow, metal bonding, for compression and injection molding
Information provided by SICHUAN DOWHON NEW MATERIALS CO., LTD.
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Physical Properties
Original Value
Comments
Specific Gravity
2.05
g/cc
Mechanical Properties
Original Value
Comments
Hardness, Shore A
78
74
@Temperature 60.0 °C,
Time 252000 sec
85% 5W-30+15% Fuel
76
@Temperature 23.0 °C,
Time 252000 sec
FUEL C
78
@Temperature 230 °C,
Time 252000 sec
Aging
79
@Temperature 150 °C,
Time 252000 sec
Engine Oil5W-30
Tensile Strength
13.8
MPa
11.5092
MPa
@Temperature 60.0 °C,
Time 252000 sec
85% 5W-30+15% Fuel
11.9232
MPa
@Temperature 23.0 °C,
Time 252000 sec
FUEL C
12.8202
MPa
@Temperature 150 °C,
Time 252000 sec
Engine Oil5W-30
13.2618
MPa
@Temperature 230 °C,
Time 252000 sec
Aging
Elongation at Break
185 %
144.3 %
@Temperature 150 °C,
Time 252000 sec
Engine Oil5W-30
180.745 %
@Temperature 23.0 °C,
Time 252000 sec
FUEL C
196.655 %
@Temperature 230 °C,
Time 252000 sec
Aging
205.905 %
@Temperature 60.0 °C,
Time 252000 sec
85% 5W-30+15% Fuel
Compression Set
26 %
@Temperature 200 °C,
Time 252000 sec
ASTM D395 Method B
Thermal Properties
Original Value
Comments
Minimum Service Temperature, Air
-13.0
°C
TR10
Brittleness Temperature
-23.0
°C
Descriptive Properties
Color
gray
Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's
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PDOWHON045 / 315957
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