Mobiltac 50M Series

Mobil industrial , Brazil

OPEN GEAR LUBRICANT

Product Description

The Mobiltac 50M Series of premium performance open gear lubricants is designed to provide outstanding protection of heavily loaded open gears exposed to severe operating conditions. Mobiltac 50M is a semi-synthetic open gear lubricant containing high performance additives designed to provide an adhesive film and excellent load carrying capability particularly for open gears on shovels, draglines, and associated mining equipment.

 

Features and Benefits

Mobiltac 50M has the following features and potential benefits:

  • Very high viscosity, semi synthetic lubricant designed to extend component life in heavily loaded open gear applications 
  • Excellent wash-off resistance in very wet operating environments
  • Solid anti-wear and extreme pressure protection of mating surfaces against damaging wear in contact zones
  • Available in three grades for different ambient operating conditions. 
  • Mobiltac 50M Heavy is recommended for ambient temperatures >20°F (-7°C) Mobiltac 50M Light is recommended for ambient temperatures from -15°F (-26°C) to 70°F (21°C) while Mobiltac 50M Arctic is recommended for ambient temperatures <50°F (10°C).
  • Weld load protection > 800 kg

 

Applications

Mobiltac 50M is recommended for the lubrication of:

  • Open gears on shovels, draglines and associated mining equipment with spray, brush or drip application
  • The hoist gear on Caterpillar Mining electric rope shovels and in applications where an extra heavy open gear lubricant is desired
     

Typical Properties


Mobiltac 50M Arctic Mobiltac 50M Light Mobiltac 50M Heavy
Color, Visual Black Black Black
Appearance, Visual Viscous Semi-Fluid Viscous Semi-Fluid Viscous Semi-Fluid
Specific Gravity, ASTM D-1298 1 1.01 1.02
Flash Point, ASTM D-92 290oF (143oC) 284°F (140°C) 300°F (149°C)
4 Ball EP Weld Point (kg) (undilute), ASTM D-2596 >800 >800 >800
Rust, ASTM D-1743 Pass Pass Pass
Copper Strip Corrosion, ASTM D-4048 1A 1A 1A
Ventmeter, 600 psi, Lincoln VE-1 -30oF @<150 sec -15°F @ <150 sec 20°F @ <30 sec
Base Oil Viscosity at 40°C, ASTM D445 50,000 cSt 50,000 cSt 50,000 cSt
Optimal Ambient Operating Temperature Range       -40°F (-40°C) to 50°F (10°C). -15°F (-26°C) to 70°F (21°C) 20°F (-7°C) to 120°F (49°C)

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. 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 are trademarks of Exxon Mobil Corporation, or one of its subsidiaries.



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

05-2020

Esso Brasileira de Petróleo Ltda.
Rua Victor Civita, 77, Bloco 1
22775-044  Rio de Janeiro-RJ-BRASIL

5521 3433-2000

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 www.exxonmobil.com
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.