Mobil Delvac MX OE 20W-50

Mobil commercial-vehicle-lube , 中国

Extra High Performance Diesel Engine Oil

Product Description

Mobil Delvac MX OE 20W-50 is an extra high performance diesel engine oil that provides excellent lubrication of today's diesel engines promoting extended engine life. As a result, this product meets or exceeds the specifications of virtually all major European and American engine manufacturers. This extra high performance has been proven in the field in a wide variety of industries, applications, and mixed fleets.


Features and Benefits

Mobil Delvac MX OE 20W-50 is formulated from high performance base oils and a superior balanced additive system to provide optimum engine performance in modern diesel and gasoline engines as well as older models. The key benefits include:

Features Advantages and Potential Benefits
High thermal and oxidation stability Reduced sludge build-up, deposits and viscosity increase
TBN reserves Deposit control and acid neutralisation
Stay-in-grade shear stability Wear protection and viscosity control
Advanced detergency/dispersancy Cleaner engines and longer component life
Improved soot handling Improved viscosity control and used oil pumpability
Excellent low temperature properties Start-up wear protection
Component compatibility Longer gasket and seal life
Meets demanding specifications of key OEMs One engine oil for mixed fleet operations



Recommended by ExxonMobil for use in:

  • Naturally aspirated and turbo-charged diesel powered equipment from leading Japanese, European, and American manufacturers 
  • On-highway light and heavy-duty trucking 
  • Off-highway industries including: construction, mining, quarrying, and agriculture 
  • Mixed fleet applications


Specifications and Approvals

Mobil Delvac MX OE 20W-50 meets or exceeds the requirements of the following industry specification:  

Mobil Delvac MX OE 20W-50 has the following builder approvals:  
MB-Approval 228.3 X


Typical Properties

Mobil Delvac MX OE 20W-50  
SAE Grade 20W-50
Viscosity, ASTM D 445  
cSt @ 40ºC 162
cSt @ 100ºC 18.9
Viscosity Index, ASTM D 2270 132
Sulfated Ash, wt%, ASTM D 874 1.1
Total Base # , mg KOH/g, ASTM D 2896 10
Pour Point, ºC, ASTM D 97 -27
Flash Point, ºC, ASTM D 92 235
Density @ 15ºC kg/l, ASTM D 4052 0.89


Health and Safety

Based on available information, this product is not expected to produce adverse effects on health when used for the intended application and the recommendations provided in the Material Safety Data Sheet (MSDS) are followed. MSDS's are available upon request through your sales contract office or via the Internet, or will be provided by seller to customers if and as legally required. This product should not be used for purposes other than its intended use. If disposing of used product, take care to protect the environment.

The Mobil logotype, the Pegasus design, and Mobilube XHP are trademarks of Exxon Mobil Corporation, or one of its subsidiaries.


ExxonMobil (China) Investment Co. Ltd
17th Floor, Metro Tower
30 Tian Yao Qiao Road
Shanghai 2000030

+86 21 24076000

Typical Properties are typical of those obtained with normal production tolerance and do not constitute a specification.  Variations that do not affect product performance are to be expected during normal manufacture and at different blending locations.  The information contained herein is subject to change without notice. All products may not be available locally. For more information, contact your local ExxonMobil contact or visit 
ExxonMobil is comprised of numerous affiliates and subsidiaries, many with names that include Esso, Mobil, or ExxonMobil. Nothing in this document is intended to override or supersede the corporate separateness of local entities. Responsibility for local action and accountability remains with the local ExxonMobil-affiliate entities.