Composition

Di-polymer of VDF and HFP, with incorporated curative

Characters

Good property in processing and rheology

Process Targets

Compression and transfer molding and extrusion for O-rings

Curatives

Bisphenol

Typical Properties (Data not for specification purposes)

Fluorine Content, %

66

Specific Gravity

1.80

Color

White

Solubility

LMW Ketones and esters

Mooney Viscosity ML 1+10@121

40

Typical Properties of Vulcanizate (Data not for specification purposes)

Compound

phr

Polymer

100

MT Black (N990)

30

MgO

3

Ca(OH)₂

6

Curing Condition

Press

10min at 170

Oven

24h at 230

Typical Rheological Properties

Monsanto Moving Die Rheometer (MDR2000®)

100cpm, 0.5°Arc, 6 minutes, 177

ML, Minimum Torque, N m

0.22

ts2, Time to 2 inch-lb rise from minimum

12

t90, Time to 90% cure

219

MH, Maximum Torque, N m

1.93

Typcial Physical Properties

Press Cure 10 minutes @ 170

Post Cure 24 hours @ 230

Tensile, Mpa (ASTM D412)

14.5

Elongation at break, % (ASTM D412)

200

Hardness, Shore A (ASTM D2240)

77

Compression Set, %, [ASTM D395 Method B (Disc)]

Aged 70 hours @ 200

14