3M Dyneon™ FPO 3520 Fluoroelastomer

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3M Dyneon™ FPO 3520 Fluoroelastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer
Material Notes:	Product Description: 3M™ Dyneon™ FPO 3520 is a peroxide curable fluoroelastomer terpolymer containing 66 wt% fluorine. FPO 3520 can be used in compression, transfer or injection molding, and extrusion processes. Features and Benefits: TR10 = -19°C Improved water, steam, and base resistance over conventional fluoroelastomers Processes comparably to other peroxide-cured fluoroelastomers Can be used in blends with other peroxide curable elastomers Composition: Terpolymer of vinylidene fluoride, hexafluoropropylene, tetrafluoroethylene Can be vulcanized by peroxides, dephenols, and diamines. Information provided by 3M™
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Physical Properties	Metric	English	Comments

Specific Gravity	1.75 g/cc	1.75 g/cc
Mooney Viscosity	25 @Temperature 49.4 °C	25 @Temperature 121 °F	ML (1+10)

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	72	72	Press Cure 10 Minutes @ 177°C (350°F); ASTM D2240
	72	72	Post Cure 16 Hours @ 230°C (446°F); ASTM D2240
Tensile Strength	18.6 MPa	2700 psi	Press Cure 10 Minutes @ 177°C (350°F); ASTM D412
	22.8 MPa	3310 psi	Post Cure 16 Hours @ 230°C (446°F)
Elongation at Break	210 %	210 %	Post Cure 16 Hours @ 230°C (446°F)
	240 %	240 %	Press Cure 10 Minutes @ 177°C (350°F); ASTM D412
100% Modulus	4.10 MPa @Strain 100 %	595 psi @Strain 100 %	Press Cure 10 Minutes @ 177°C (350°F); ASTM D412
	6.20 MPa @Strain 100 %	899 psi @Strain 100 %	Press Cure 10 Minutes @ 177°C (350°F)
Compression Set	28 % @Temperature 200 °C, Time 252000 sec	28 % @Temperature 392 °F, Time 70.0 hour	-214 O-rings; ASTM D395 Method B

Thermal Properties	Metric	English	Comments
Minimum Service Temperature, Air	-19.0 °C	-2.20 °F	TR10; ASTM D1329

Component Elements Properties	Metric	English	Comments
Fluorine, F	66 %	66 %

Descriptive Properties
Appearance	Translucent
MH, Maximum Torque	15.7 inch-lb		ASTM D5289, 100 cpm, 0.5° Arc, 6 Minutes @ 177°C (350°F)
ML, Minimum Torque	0.6 inch-lb		ASTM D5289, 100 cpm, 0.5° Arc, 6 Minutes @ 177°C (350°F)
t`50, Time to 50% cure	0.7 minutes		ASTM D5289, 100 cpm, 0.5° Arc, 6 Minutes @ 177°C (350°F)
t`90 - Time to 90% cure	1.9 minutes		ASTM D5289, 100 cpm, 0.5° Arc, 6 Minutes @ 177°C (350°F)
ts2 - Time to 2 in-lb rise from min	0.5 minutes		ASTM D5289, 100 cpm, 0.5° Arc, 6 Minutes @ 177°C (350°F)

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PMM40022 / 194913

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