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Greene Tweed CHEMRAZ® 555 Perfluoroelastomer
Categories: Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)

Material Notes: With its broad chemical resistance, Chemraz® 555, a perfluoroelastomer, is ideally suited for challenging fluid handling applications. Chemraz 555 provides a significantly wider operational band and superior compression set resistance than any other broad range perfluoroelastomer on the market. With an upper temperature limit of 600°F (316°C), it is the elastomer of choice for the most demanding services found in the chemical process and refining industries.

Chemraz 555 is suitable for use in a wide variety of media including acids, caustics, aldehydes, esters, ethers, aromatics, hot water, steam, amines, methanol, ketones, TBA, MTBE and mixed process streams. Chemraz 555 is one of Greene Tweed’s many cost-effective products and services that extend the reliability and life of our customers’ equipment in hostile conditions while protecting people and the environment from unwanted emissions.

Chemraz 555 is available in O-rings, gaskets and many other custom shapes.

Applications:

  • Mechanical seals
  • Valves
  • Pump Housings
  • Sampling/metering equipment
  • Compressors
  • Reactors
  • Mixers
  • Controls/instrumentation
  • Sprayers/dispensers
  • Quick connect couplings

Information provided by Greene Tweed.

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Physical PropertiesOriginal ValueComments
Specific Gravity 2.00 g/ccASTM D297
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 80ASTM D2240
Tensile Strength at Break 3425 psiASTM D1414
Tensile Strength, Yield 450 psi@50% Elongation; ASTM D1414
 1475 psi@100% Elongation; ASTM D1414
Elongation at Break 175 %ASTM D1414
Compression Set 20 %
@Temperature 204 °C,
Time 252000 sec
At 25% deflection; ASTM D395
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 600 °F
Minimum Service Temperature, Air 10.0 °F
 
Descriptive Properties
ColorBlack

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