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Rulon Bearings

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Precision Polymer Engineering F80X Fluorosilicone Rubber
Categories: Polymer; Thermoset; Fluoropolymer, TS; Thermoset Fluoroelastomer; Rubber or Thermoset Elastomer (TSE); Silicone

Material Notes: Mid-Blue Fluorosilicone Rubber, 76-85 °IRHD . Fluorosilicone rubber having methyl, vinyl and fluorine substituent groups on the polymer chain. To meet Aerospace Specification Mil-R-25988B, Class 1, Grade 80.

Applications: Intended for use in applications where resistance to jet fuels, hydraulic fluids, lubricants, silicone and ester-based fluids (but excluding certain phosphate esters) is required.

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Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 80°IRHD; ASTM D1415
 75 - 90°IRHD, +10/-5 change after 70 hours @ 200°C; ASTM D1415
Tensile Strength, Yield 4.16 MPa-20% change after 70 hours @ 200°C; ASTM D412
 5.20 MPaASTM D412
Elongation at Break 56 %-20% change after 70 hours @ 200°C; ASTM D412
 70 %ASTM D412
Compression Set 40 %
@Temperature 175 °C,
Time 79200 sec
ASTM D395
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 200 °C
Minimum Service Temperature, Air -65.0 °C
 -57.0 °CTR10
Flash Point >= 300 °C

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PPRECI143 / 57867

Aluminum Castings

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