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FVMQ - Fluorosilicone (FVMQ)

Clwyd referenceFVMQ
ASTM classificationFVMQ
Typical applications
  • Static applications
  • Aircraft seals
Advantages
  • Similar to Silicone but with enhanced resistance to hydrocarbon fuels and petroleum oils
  • Excellent stability over extreme temperatures
  • Good flame and water resistance
Disadvantages
  • Poor hot air resistance
  • Poor physical characteristics (tear and abrasion)
Available hardness range (Shore A)25 - 85
Upper continuous service temp.225°C
Min. temp. for sealing applications-60°C
Minimum non-brittle  temp. -80°C
Tensile strength (up to)9 MPa
Elongation at break (up to)400%
Price BracketMedium
ASTM 1 OilExcellent
ASTM 2 OilExcellent
ASTM 3 OilExcellent
KeroseneExcellent
Liquid BAverage
Liquid 101Excellent
Phosphate esterNone
KetoneNone
TolueneGood
Iso-octaneExcellent
MethanolExcellent
Acid (weak)Average
Acid (strong)None
Base (weak)Average
Base (strong)None
Hydrogen sulphideAverage
SteamNone
OzoneExcellent
RadiationAverage

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