3M Dyneon™ FPO 3740 Fluoroelastomer

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3M Dyneon™ FPO 3740 Fluoroelastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)
Material Notes:	3M™ Dyneon™ FPO 3740 is a peroxide curable fluoroelastomer terpolymer containing 69.5 wt% fluorine. FPO 3740 can be used in compression, transfer or injection molding, and extrusion processes. Features and Benefits: Improved water, steam, and base resistance when compared to bisphenol cured fluoroelastomers Good press cure physical properties Excellent flow properties Information provided by the Dyneon division of 3M.
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Physical Properties	Original Value	Comments

Specific Gravity	1.88 g/cc
Mooney Viscosity	37 @Temperature 121 °C	ML 1+10

Mechanical Properties	Original Value	Comments
Hardness, Shore A	75	Press cure 10 minutes@ 177°C
	78	Post cure 2 hours @ 232°C
Tensile Strength at Break	16.4 MPa	Press cure 10 minutes@ 177°C
	22.7 MPa	Post cure 2 hours @ 232°C
Elongation at Break	220 %	Post cure 2 hours @ 232°C
	230 %	Press cure 10 minutes@ 177°C
100% Modulus	0.00480 GPa @Strain 100 %	Press cure 10 minutes@ 177°C
	0.00630 GPa @Strain 100 %	Post cure 2 hours @ 232°C
Compression Set	40 % @Treatment Temp. 200 °C, Time 252000 sec	ASTM D395 Method B

Thermal Properties	Original Value	Comments
Transformation Temperature	-7.00 °C	ASTM D1329

Optical Properties	Original Value	Comments
Transmission, Visible	25 %	translucent, but thickness not quantified

Component Elements Properties	Original Value	Comments
Fluorine, F	69.5 %

Descriptive Properties
Color	Translucent
MH, Maximum Toque	18.8 inch-lb	100 cpm, 0.5° Arc, 6 Minutes @ 177°C, ASTM D5289
ML, Minimum Torque	0.9 inch-lb	100 cpm, 0.5° Arc, 6 Minutes @ 177°C, ASTM D5289
t², Time to 2 Inch-lb Rise from Minimum	0.4 Minute	100 cpm, 0.5° Arc, 6 Minutes @ 177°C, ASTM D5289
t'50, Time to 50% Cure	0.6 Minutes	100 cpm, 0.5° Arc, 6 Minutes @ 177°C, ASTM D5289
t'90, Time to 90% Cure	1.9 Minutes	100 cpm, 0.5° Arc, 6 Minutes @ 177°C, ASTM D5289

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