Viton AL-300 Fluoroelastomer Dupont Dow Elastomers Fluoropolymer Soluble in low molecular weight esters and ketones Terpolymer of hexafluoropropylene, vinylidene fluoride, and tetrafluoroethylene Viton® AL-300 is an “AL-family” gum polymer that demonstrates improved processing. This gum provides: Low viscosity Improved mold flow Good mold release Little mold fouling Improved compression set resistance Good low temperature characteristics Solution coatings of fabrics and other substrates Terpolymer of hexafluoropropylene, vinylidene fluoride and tetrafluoroethylene. Used for solution coatings of fabrics and other substrates. Offers improved processing. Provides low viscosity, improved mold flow, good mold release, low mold fouling, improved compression set resistance and good low temperature characteristics.