Product overview
Perfluoropolyethers (PFPEs) are polymeric chains built upon just three elements – carbon,oxygen and fluorine. JHT PFPE fluids cover a wider working range than otherfluorinatedfluids, evenatthetemperatures exceeding 300℃.
JHT:CF3-[(O-CF-CF2)m-(O-CF2)n]O-CF3
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CF3
JHTPFPEFluidsofferthefollowingproperties：
* Superiorhightemperaturestability,non-flammability
* Chemicalsinertness,excellentcompatibilitywiththemostofplastics,rubbersandmetals
* Exceptionaldielectricproperties-highdielectricstrength,ultralowdielectricconstant&dielectricloss.
* Good thermal transfer medium
Product index
Non-toxic,environmentallysafe–donotdamagetheozone
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BasicpropertiesofallJHT PFPEFluids
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Properties
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Units
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Values
|
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SpecificHeat@25℃
|
Cal/(g℃)
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0.23
|
|
ThermalConductivity@25℃
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W/m.℃
|
0.07
|
|
DielectricStrength@25℃
|
kV(2.54mmgap)
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>25
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DielectricLosstanδ@25℃
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<0.1
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SolubilityofWater
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ppm(wt)
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15
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Product application
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Typical Application JHTPFPE Fluids
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Electronic
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Directimmersion
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Compatibility (chemicals inert)Highthermalstability
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|
Etcher(PVD,CVD)
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Compatibility, non-flammable,Dielectric(non-conductive)
Lowviscosityatlowtemperatures
|
|
IonImplanter
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High resistivityenvironmentalfriendly
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|
Radar
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Excellent compatibility,Thermalandoxidativestability
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|
Electrical
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TransformersPowersupplies
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Non-flammable, environmentally safe,excellentdielectricproperty
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Nuclear
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UF6Production
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Lowviscosity、Goodradiationresistance
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Chemical
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CorrosiveConditions
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High chemical and thermal stabilityOxidativestability
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Pharmaceutical
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FreezeDryer
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Non-flammable、Lowviscosityatlowtemperatures
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Product Properties
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Grades
|
JHT200
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Vapor pressure,Pa@25℃
|
<200
|
|
BoilingPoint,℃
|
200
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Dielectric Constant@25℃(1kHz)
|
2.00
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PourPoint,℃
|
-85
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Average MolecularWeight
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1360
|
|
Density@25℃
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1.82
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Kinematic Viscosity, cst@25℃
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2.65
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|
@40℃
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1.85
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