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Specialist Materials for Industry and Science

Sealing Oils

Sealing Oils

In addition to AP201 we also manufacture sealing oils, Apiezon J and Apiezon K, which are used in situations were moderate viscosity and low vapour pressure are required.

Property Apiezon J Oil Apiezon K Oil
Relative density @ 20°C/68°F 0.948 0.945
Flash point, Cleveland Open Cup °C
°F
> 350
> 662
> 350
> 662
Fire point, Cleveland Open Cup °C
°F
> 370
> 698
> 370
> 698
Viscosity, kinematic, cSt @ 40°C/104°F
100°C/212°F
3330
107
5710
177
Viscosity, dynamic (cP) @ 40°C/104°F 3005 5160
Pour point ASTM D97-93 °C
°F
-1
30
-1
30
Thermal conductivity w/m °C
B.T.U. in/ft2.h °F
0.167
1.16
0.169
1.17
Specific heat @ 25°C/77°F cal/g
Joule/g
0.48
2.0
0.46
1.9
Download Safety Data Sheet in Adobe Acrobat file pdf  pdf 

All properties quoted in this table are typical values, and do not constitute a specification. For further information please contact the Apiezon Technical Helpline.



  • Apiezon
  • Metrosil
  • Midel
  • Wolfmet

Products of M&I Materials Ltd.