PFPE Heat Transfer Fluid

Good heat conversion capability

Chemically inert

Broad range of operating temperatures

Compatible with metals, plastics and elastomers

No flash, fire or auto-ignition points

No risk of explosion

Bromine Free

Low volatility

No toxicity

High purity

None Ozone Depletion Potential (ODP)

Non-Flammable

High ESCR(Stress Crack Resist.)

UV & Radiation (Gamma) resistant

Low moisture absorption

No corrosiveness or reactivity to contact materials

Fluorinated   chemicals & fluids

Fluorinated   Fluids

PFPE   (Perfluoropolyether)

69991-67-9

Appearance

-

Colorless Transparent Fluid

Boiling Point

℃

135

170

200

230

270

Pour Point

℃

-100

-97

-85

-77

-66

Density

g/cm3

1.72

1.77

1.79

1.82

1.85

Kinematic Viscosity

cSt(@25℃)

1.0

1.7

2.9

5

16

Molecular Weight

amu

630

780

890

1100

1600

Specific Heat

cal/g·°C

0.23

0.23

0.23

0.23

0.23

Thermal Conductivity

 W/m·K

0.065

0.065

0.065

0.065

0.065

Dielectric Strength

kV(2.54mm gap)

40

40

40

40

40

Dielectric Constant

-

1.92

1.94

1.94

1.94

1.94

Volume Resistivity

Ohm*cm

1.5×10¹⁵

1.5×10¹⁵

6.0×10¹⁵

6.0×10¹⁵

6.0×10¹⁵

Dissipation Factor

（1 Khz）

-

2×10^-4

2×10^-4

2×10^-4

2×10^-4

2×10^-4

Solubility of Water

ppm(wt)

＜10

＜10

＜10

＜10

＜10