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Elmet Technologies

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Chemours Viton® A-200 with 2 MT Black and 2.5 VC50 Fluoroelastomer Compound
Categories: Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)

Material Notes:
  • Lower viscosity
  • Improved mold flow
  • Excellent extrusion characteristics
  • Better mold release
  • Less mold fouling
  • Improved compression set resistance

Applications

  • Transfer and injection molding for O-rings, Valve stem seals and shaft seals, and Parts with complicated shapes
  • Extrusions for Fuel hose and tubing
  • Solution coating for Fabric and Tanks or chemical containers

Chemours was formed from former DuPont performance chemicals businesses, including the Viton product line, in 2015.

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Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 5324 hours Postcure; ASTM D2240
Tensile Strength at Break 7.50 MPa24 hours Postcure; ASTM D412
Elongation at Break 240 %24 hours Postcure; ASTM D412
100% Modulus 0.00170 GPa
@Strain 100 %
24 hours Postcure; ASTM D412
Compression Set 3.0 %
@Temperature 23.0 °C,
Time 252000 sec
O-Rings; ASTM D395B
 12 %
@Temperature 200 °C,
Time 252000 sec
O-Rings; ASTM D395B
 12 %
@Temperature 0.000 °C,
Time 252000 sec
O-Rings; ASTM D395B
 21 %
@Temperature 232 °C,
Time 79200 sec
O-Rings; ASTM D395B
 
Processing PropertiesOriginal ValueComments
Processing Temperature 180 °C
@Time 601 sec
Press Cure
 232 °C
@Time 86400 sec
Postcure
 
Descriptive Properties
Formulation as Tested0.5VPA No.1
 0.5VPA No.3
 2MT Black
 2.5Viton® Curative #50
 3MgO
 6Ca(OH)2
 97.5A-200

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PDVC9874 / 170515

Ensinger PEI

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