Precision Polymer Engineering Perlast® G70H Perfluoroelastomer

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Precision Polymer Engineering Perlast® G70H Perfluoroelastomer
Categories:	Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE)
Material Notes:	Special, pure white compound with high temperature properties and wide chemical resistance. Has excellent chemical resistance, steam resistance and mechanical properties. Extremely low outgassing properties. Applications: For use in applications which require exposure to temperatures in excess of 260°C (500°F) and shorter term to 310°C (590°F). Recommended for use in the semiconductor industry. Do not use any Perlast ® grade with molten alkali metals.
Key Words:	Rubbers
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Mechanical Properties	Original Value	Comments

Hardness, Shore A	63	°IRHD, -7 change after 72 hours @ 260°C; ASTM D1415
	70	°IRHD; ASTM D1415
Tensile Strength, Yield	14.7 MPa	ASTM D412
	17.346 MPa	18% change after 72 hours @ 250°C; ASTM D412
Elongation at Break	192 %	-4% change after 72 hours @ 250°C; ASTM D412
	200 %	ASTM D412
100% Modulus	0.008184 GPa @Strain 100 %	-12% change after 72 hours @ 250°C; ASTM D412
	0.00930 GPa @Strain 100 %	ASTM D412
Compression Set	17 % @Temperature 200 °C, Time 86400 sec	ASTM D395

Thermal Properties	Original Value	Comments
Maximum Service Temperature, Air	310 °C
Minimum Service Temperature, Air	-15.0 °C
Flash Point	>= 400 °C

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