Fomblin® Z Fluids

Fomblin® Z Fluids

Fomblin® Z Fluids

 

Product Overview

The following properties and characteristics of Fomblin® PFPE lubricants are sure to include some that are important to your application:

Unmatched chemical and solvent resistance

Excellent thermal resistance

Excellent electrical resistance

Non-reactive with metal, plastic, elastomers and rubber

Inert to liquid and gaseous oxygen

Excellent radiation hardness

Good viscosity index

Nonflammable

Extremely wide operating temperature range

Low evaporation loss

Excellent water washout properties

Good low and high temperature wear properties

Environmentally safe

Non-toxic behavior

In addition, certain grades of Fomblin® PFPE

lubricants also offer special features such as:

Extremely high viscosity index (< 300)

Excellent low temperature starting torque

Improved evaporation characteristics

Applications
  • Good low temperature viscosity
  • Superior evaporative loss
  • Very high viscosity indices
  • Very good extreme pressure (EP) and wear characteristics
Features and Benefits
  • Tenter frames in the textile industry
  • Deep space rocket nozzle lubrication
  • Missile catapult system lubrication
  • Sintered metal bearing requiring exceptional operating life
  • Anti-lock braking systems
  • Oxygen and chlorine valves and pumping systems
  • Sealing fluid for vacuum pumps
  • Gold contact surface lubrication
  • Nuclear industry lubricants
  • Instrument lubricants
  • Lifetime sealed, maintenance-free bearings
  • Lubricants for gasoline tank floats
  • Bearings exposed to high temperatures, moisture and aggressive chemicals

 

 

Property Z03 Z15 Z25 Z60
Approximate ISO grade 15 100 150 320
Average molecular weight [amu] 4000 9,800 17,100 21,500

Kinematic viscosity

@ 20 °C [cSt]

@ 40 °C [cSt]

@ 100 °C [cSt]

 

30

18

5.6

 

160

92

28

 

263

157

49

 

600

355

98

Viscosity index (ASTM D2270) 291 334 350 350
Pour point (ASTM D97) [C°] -90 -80 -75 -63
Evaporation weight loss (ASTM 2595)@ 149 °C, 22 hr [%]@ 204 °C, 22 hr [%] 6~ 0.21.2 ~0.4 ~0.2
Surface tension(ASTM D1331) 20 °C [dyne/cm] 23 24 25 25
Density (ASTM D4052) @ 20 °C [g/cm3] 1.82 1.84 1.85 1.85
Four ball wear test (ASTM D4172 @ 75 °C, 1 hr, 1,200 rpm, 40 kg) Average scar diameter [mm] 0.6 0.66 0.9 0.93