Technical Library

Outline

There are two approaches to selecting the proper silicone fluid for an application. The fluid class can be chosen by comparing specific physical property requirements in the property profile by class chart or by comparing function and application requirements in the following table. Once the fluid class is selected, a specific grade can be determined using the information located in the linked sections.

FunctionApplicationFluid Class
Dielectric Coolant/FluidTransformers, rectifiers
Capacitors
Conventional
MagnetronConventional
Thermal
Dielectric impregnation of porous substrateConventional
LubricationMold releaseConventional
Organic Compatible
Emulsion
Aluminum machining and extrudingOrganic Compatible
Die castingOrganic Compatible
Ball bearing and gear lubricationOrganic Compatible
Thermal
Fluorosilicone
Airborne radarLow Temperature
Rubber/Plastic contactConventional
Organic Compatible
Fiber/Plastic contactHydrophilic
Metal/Plastic contactOrganic Compatible
Thermal
Fluorosilicone
Metal/Metal contactOrganic Compatible
Thermal (chlorophenyl)
GreaseConventional
Thermal
Fluorosilicone
Working MediaFluid clutchConventional
Thermal
Smart fluidsConventional
Organic Compatible
Hydraulic fluidLow Temperature
Conventional
Thermal
Brake fluidConventional (intermediate viscosity)
Shock absorberConventional
Thermal
General dampingConventional
Thermal
Fluorosilicone
Meter dampingConventional
Timing devicesConventional
Thermal
Magnetic amplifierThermal
Diffusion pumpThermal (oligomeric)
Performance AdditiveSurfactant/antifoamConventional (low viscosity)
Hydrophilic
Fluorosilicone
Hydrocarbon compatibilityOrganic Compatible
Flow controlConventional (low viscosity)
WettingHydrophilic
Radiation resistanceThermal
AcousticalSonobuoyConventional (reduced volatility)
Sound coupling/lensingFluorosilicone
OpticalOptical Coupling FluidThermal
Anti-fog agentHydrophilic
Gloss enhancementConventional (low-intermediate viscosity)
Heat TransferHeat treatment bathThermal
Constant temperature bathConventional (intermediate viscosity)
Thermal
Temperature measurement deviceConventional (intermediate viscosity)
Thermal
Fluorosilicone
Closed loop heatingThermal
Refrigerated systemsLow Temperature