The Castrol HLX range of lubricants have been specially formulated to meet the latest performance requirements for the MTU type 2 monograde lubricant specification, allowing extended drain periods and providing protection against bore polishing.

Approval Status

Castrol HLX 30 and HLX 40 are approved by MTU as series 2 type monograde lubricants which allow drain intervals to be doubled and by Deutz-MWM.

Technical Data

Name Method Units HLX 30 HLX 40
Density @ 15°C, Relative ASTM D4052 g/ml 0.9 0.9
Viscosity, Kinematic @ 100°C ASTM D445 mm²/s 11.5 14.0
SAE Number     30 40
Total Base Number, TBN ASTM D2896 mg KOH/g 12.2 13.5
Flash Point, COC ASTM D92 °C 242 244
Pour Point ASTM D97 °C -21 -18

The above figures are typical of those obtained with normal production tolerance and do not constitute a specification.

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