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Priolube™ 1938

Priolube 1938 is a lubricant base fluid and additive that offers high oxidative stability, low volatility, and is hydrolytically stable. Priolube 1938 offers enhanced lubrication performance and is particularly well suited for use in high temperature applications.
Priolube™ 1938
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Product details


  • Priolube


  • Greases
  • Chain oil - High temperature
  • Compressor fluids


  • Esters - Trimellitate ester

Feature and benefits

  • Biostable
  • Improved in-service operation, longer life
  • High thermal and oxidatively stable
  • Reduced product maintenance
  • Hydrolytically stable
  • Low volatility

Physical form

  • Liquid


  • Power generation
  • Industrial processes


  • Base oils
  • Lubricity additives


Property Units Value
Acid value mg KOH g⁻¹ Login
Density at 20°C g cm⁻³ 0.967
Flash point °C Login
Hydroxyl value mg KOH g⁻¹ Login
Iodine value gl 100 g⁻¹ Login
Kinematic viscosity at 100°C mm² s⁻¹ 13.1
Kinematic viscosity at 40°C mm² s⁻¹ 143
Pour point °C Login
Renewable content % 0
Saponification value mg KOH g⁻¹ Login
Viscosity index Login
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