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Mobilgard™ HSD 20W50 CI-4

Mobilgard HSD 20W-50 CI-4 by ExxonMobil is an extra high performance, multi-grade engine oil specifically formulated to severe service high-speed diesel engines in marine applications. Its advanced chemistry provides outstanding performance in both modern, demanding low-emission diesel engines and older diesel engines operating on low or high sulphur distillate fuel. Mobilgard HSD 20W-50 CI-4 helps:

  • Superb resistance to corrosion
  • Excellent low-temperature pumpability
  • Stay-in-grade shear stability
  • Outstanding thermal and oxidation stability
Mobilgard_HSD_20W50_CI4-01
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Product Information
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Mobilgard™ HSD 20W50 CI-4 performance profile
Technical resources
Marine Lubricant Authenticity Guide
ExxonMobil takes pride in producing high quality lubricants to meet your lubrication needs. To safeguard your equipment against potential damage from counterfeits, it is important to ensure you are ...
Handling, storing and dispensing marine lubricants
In order to ensure that lubricants and greases can deliver their maximum performance they must be stored and handled correctly, both shore-side and on-board vessels.
Features and Benefits
Features
Outstanding thermal and oxidation stability
Excellent wear protection

High Viscosity Index

Increased high temp/high shear performance
Outstanding TBN retention
Excellent water tolerance and separation capability
Excellent low temperature properties
Specifications and Approvals

This product has the following approvals:

 

MB-Approval 228.3

 

This product meets or exceeds the requirements of:

 

API CI-4

Applications

Mobilgard HSD 20W-50 CI-4 is designed to provide outstanding performance in some of the most severe service marine applications of high-speed diesel engines, such as Mercedes Benz.

Typical Properties
Mobilgard HSD 20W50 CI-4  
SAE Grade 20W-50
Viscosity, ASTM D 445  
cSt @ 40ºC 163
cSt @ 100ºC 18.9
Viscosity Index, ASTM D 2270 132
Sulphated Ash, wt%, ASTM D 874 1.1
Total Base # , mg KOH/g, ASTM D 2896 10.2
Pour Point, ºC, ASTM D 97 -26
Flash Point, ºC, ASTM D 92 235
Density @ 15ºC kg/l, ASTM D 4052 0.88
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Industry Sectors
  • Inland & Coastal
Product Features
  • Enhanced Wear Protection
  • Extended Life
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