Greene FKM 731

Category: Fluorelastomer , Fluoroelastomer
Manufacturer: Greene, Tweed & Co.
Trademark: Greene FKM
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: S5PECD_Greene-FKM-731.pdf
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Greene FKM 731 is a Fluoroelastomer product. It is available in North America.
General Information
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PhysicalNominal ValueUnitTest Method
Specific Gravity 1.84g/cm³ASTM D297
HardnessNominal ValueUnitTest Method
Rockwell Hardness (M-Scale)78ASTM D785
Durometer Hardness (Shore A)75ASTM D2240
MechanicalNominal ValueUnitTest Method
Coefficient of Friction 1ASTM D1894
    vs. Itself - Dynamic 0.50
    vs. Itself - Static 1.3
ElastomersNominal ValueUnitTest Method
Tensile Stress ASTM D412
    50% Strain 2.86MPa
    100% Strain 6.76MPa
Tensile Strength (Break)15.2MPaASTM D412
Tensile Elongation (Break)190%ASTM D412
Tear Strength 234.1kN/mASTM D624
Compression Set
    149°C, 70 hr 6.0%ASTM D395
    150°C, 22 hr 6.0%ASTM D395
    175°C, 70 hr 316%ASTM D395
    175°C, 70 hr 424%ASTM D395
    175°C, 166 hr 24%ASTM D395
    200°C, 22 hr 9.0%ASTM D395
    200°C, 22 hr 510%ASTM D395B
    200°C, 70 hr 11%ASTM D395
AgingNominal ValueUnitTest Method
Change in Tensile Strength in Air ASTM D573
    150°C, 70 hr -12%
    276°C, 70 hr -30%
Change in Ultimate Elongation in Air ASTM D573
    150°C, 70 hr 6.0%
    276°C, 70 hr 16%
Change in Durometer Hardness in Air ASTM D573
    150°C, 70 hr 6.0
    276°C, 70 hr 6.0
Change in Tensile Strength ASTM D471
    100°C, 168 hr, in Actuator Oil -15%
    100°C, 168 hr, in SAE 10 Oil -27%
Change in Ultimate Elongation ASTM D471
    100°C, 168 hr, in Actuator Oil 1.2%
    100°C, 168 hr, in SAE 10 Oil -9.6%
Change in Durometer Hardness ASTM D471
    100°C, 168 hr, in Actuator Oil -4.0
    100°C, 168 hr, in SAE 10 Oil -6.0
Change in Volume ASTM D471
    100°C, 168 hr, in Actuator Oil 3.4%
    100°C, 168 hr, in SAE 10 OIL 4.4%
ThermalNominal ValueUnitTest Method
CLTE - Flow 2.1E-4cm/cm/°CASTM E228
Note Message
1 .Method C
2 .Die B
3 .In AMS 3021 Fluid
4 .In AMS 3021 After 18 Hrs Soak
5 .In air
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