Greene Tweed CHEMRAZ® E38 Perfluoroelastomer

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Greene Tweed CHEMRAZ® E38 Perfluoroelastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Chemraz® E38 was specifically developed for high-density plasma systems and diffusion processes where seal reliability and very minimal contamination are essential. The material provides excellent chemical compatibility and withstands a variety of aggressive chemicals. Available in an infinite range of geometries and cross sections, this material offers the diversity required for a variety of dynamic or static dry processing applications. Recommended for slit valves, Chemraz E38 remains stable at service temperatures as high as 260°C (500°F) where high sealing loads are not used. Applications: Bonded gate seals Chamber seals Information provided by Greene Tweed.
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Physical Properties	Original Value	Comments

Specific Gravity	1.99 g/cc	ASTM D297

Mechanical Properties	Original Value	Comments
Hardness, Shore A	80	ASTM D2240
Tensile Strength at Break	2200 psi	ASTM D1414
Tensile Strength, Yield	410 psi	@50% Elongation; ASTM D1414
	1100 psi	@100% Elongation; ASTM D1414
Elongation at Break	150 %	ASTM D1414
Compression Set	21 % @Temperature 204 °C, Time 252000 sec	At 25% deflection; ASTM D395

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	500 °F
Minimum Service Temperature, Air	-4.00 °F

Descriptive Properties
Color	White

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PGREEN34 / 42328

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