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FSL 7661

Technical Datasheet | Supplied by Momentive Performance Materials

FSL 7661 by Momentive Performance Materials is a two-component fluorinated liquid silicone rubber. Offers improved resistance to oil, fuel, solvent, aging and fluids. Shows low compression set without post-cure, fast cure, high thermal stability, easy colorability, high stability and flexibility at low temperature. Designed for processing by injection moldng. FSL 7661 is used in elastomeric articles like O-rings, membranes, seals and gaskets.

FSL 7661 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Compression Set

18 %

(22 h at 175°C, Vulcanization: 10 min at 175°C, Post cured for 4 h at 200°C in hot air)

DIN ISO 815

Durometer Hardness (Shore)

(Shore A, Vulcanization: 10 min at 175°C, Post cured for 4 h at 200°C in hot air)

DIN 53 505

Tear Strength

30 N/mm

(Vulcanization: 10 min at 175°C, Post cured for 4 h at 200°C in hot air)

ASTM D624-B

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

170 - 230 °C

*The last time this product was checked, its availability could not be confirmed. If you have more information about its availability, please contact us.

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FSL 7661

FSL 7661 Properties

Mechanical Properties

FSL 7661 Processing Guidelines

Injection Molding Properties