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40A general purpose fluorosilicone rubber.
FSE 7540 is a 40 durometer fluorosilicone rubber used in applications that require exceptional fuel, solvent resistance and low temperature properties. They can be molded, extruded or calendared using different kinds of peroxides. It is generally used in automotive and aerospace applications that require excellent fuel resistance, high tear strength and exceptional low temperature properties.
Density: 1.39 g/cm³
Hardness, Shore A: 40
Tensile strength: 8.3 N/mm²
Elongation at break: 380%
Tear strength: 18 N/mm
Compression set (22h @ 177°C): 8%
Rebound resilience: 23%
Low compression set
Excellent solvent resistance
Resistance to oils
Low temperature flexibility
Suitable for high temperature applications
Consistent physical properties over a wide temperature range
Manufacturer: Momentive | Product Line: Momentive Core Silicone Elastomers | Package Sizes:
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