Mobilgard™ 12 Series by ExxonMobil are high performance diesel engine oils developed for use in trunk piston engines operating on low sulphur distillate fuels in marine and industrial applications. They are formulated to have excellent resistance to oxidation and viscosity increase over a long period of service. They have superior water separating properties and provide excellent corrosion protection.
Features and Benefits
Mobilgard 12 Series is formulated with base oils having proven successful performance in diesel engines. The additive system is balanced to provide excellent resistance to thermal degradation under moderately severe operating conditions. They also provide good engine cleanliness and superior wear protection.
When used as recommended, Mobilgard 12 Series oils provide the following features and potential benefits:
Advantages and Potential Benefits
Excellent thermal and oxidation stability
Extended periods between inspections, overhaul and cleaning
Improved antiwear properties
Reduced ring and liner wear
Excellent TBN reserve and retention
Increased protection against corrosive wear
Excellent detergency/dispersancy properties
Increased oil service life
The Mobilgard 12 Series diesel engine oils are intended for use as cylinder and bearing lubricants in marine and industrial diesel engines operating on distillate fuels or light fuel blends. They are particularly effective in high speed engines in fishing fleets; in new, severe service engines; and in many types of medium speed engines. They may be used as crankcase lubricants in large crosshead type diesel engines operating on high sulphur fuels.
Properties and Specifications
Ash, Sulfated, wt%, ASTM D874
Flash Point, Cleveland Open Cup, °C, ASTM D92
Kinematic Viscosity @ 100 C, mm2/s, ASTM D445
Kinematic Viscosity @ 40 C, mm2/s, ASTM D445
Pour Point, °C, ASTM D97
Specific Gravity, 15.6 C/15.6 C, ASTM D4052
Total Base Number, mgKOH/g, ASTM D2896
Viscosity Index, ASTM D2270
Health and Safety
Health and Safety recommendations for this product can be found on the Material Safety Data Sheet (MSDS) @ http://www.msds.exxonmobil.com/psims/psims.aspx
It cannot be guaranteed that the product information given above is up to date. For the latest version of the Product Data Sheet we refer to the product library of ExxonMobil.