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Norva 2 and Norva 1 Moly Pdf
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Product DescriptionFeatures and BenefitsApplicationsTypical PropertiesHealth and Safety 

Product Description

DISCONTINUED -- recommended replacements for Norva 2 is Mobiltemp 2 and for Norva 1 Moly is Mobiltemp 1.

Norva 2 and Norva 1 Moly are premium quality non soap-thickened greases specially designed to lubricate at operating temperatures up to 177ºC with the appropriate relubrication intervals. In addition, the products can handle short duration, periodic, temperature spikes up to 246ºC. They are formulated with a blend of high-viscosity base oils incorporating a modified bentonite inorganic thickener that does not melt or lose its thickening ability at high temperatures. This permits these greases to be used in applications where very high, short-duration temperature spikes are part of normal operations. Norva greases also exhibit excellent resistance to mechanical shearing. Unlike many conventional soap-thickened greases, Norva greases are specially formulated to retain their consistency even when heavily contaminated with water. Norva 2 is an NLGI grade 2 grease and Norva 1 Moly is a grade 1 grease that includes 3% molybdenum disulphide, which is particularly beneficial in the lubrication of slow-moving, heavily loaded, parts.

The Exxon Norva family of greases are used in tough industrial applications where the ability to withstand high temperature environments is paramount and where possible water contamination and slow speed / high load operation are additional concerns.



Features and Benefits

Norva greases are members of the Exxon brand of lubricating products recognized for their high quality and reliability, as well as performance capabilities. This family of products is manufactured to the strictest quality standards. A key feature for this product family is its reputation for reliability and consistency, and its ability to handle tough applications. Key benefits to the Norva family of greases are:



  • Manufactured under ExxonMobils stringent Product Quality Manangement System (PQMS)TM quality control standards
  • Superb resistance to high temperature degradation, and very frequent re-lubrication
  • Excellent mechanical shear stability ensuring stay-in-place performance and avoiding unplanned downtime
  • Excellent resistance to water washing maintains grease performance even in severe aqueous environments
  • In addition, Exxon Norva 1 Moly provides excellent lubrication and equipment protection under low-speed and high-load conditions

Applications

Application notes: Although the NORVA greases maintain their consistency at high temperatures, frequent relubrication at such temperatures is usually required to minimise the possibility of carbonisation of the base oil. The appropriate lubrication frequency is best determined by experience.
NORVA 2 and NORVA 1 Moly are recommended for plain and anti-friction bearings (e.g., kiln car wheel bearings, dryer conveyor chain bearings, rolling mills) and sliding elements such as cams and ways. Specific applications include:

  • Kiln car wheel bearings
  • Dryer conveyer chain bearings
  • Rolling mills
  • Glass manufacture conveyer belt roller bearings
  • Oven bearings


 
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Typical Properties

Norva Series


NLGI Grade21
Thickener Type ClayClay
Color, Visual AmberGrey-Black
Penetration, Worked, 25º C, ASTM D 217 280 325
Dropping Point, ºC, ASTM D 2265› 288› 288
Viscosity of Oil, ASTM D 445  
cSt @ 40º C460460
4-Ball Wear, ASTM D 22660.5 0.5




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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 Exxon (Esso) logotype, the Running Tiger are trademarks of Exxon Mobil Corporation, or one of its subsidiaries.



Exxon Mobil Corporation
3225 Gallows Road
Fairfax, VA 22037
1-800-44Exxon (443-9966)

Due to continual product research and development, the information contained herein is subject to change without notification.
Typical Properties may vary slightly.  This product data sheet is based on global product data sheets for use with products purchased in the U.S.
© 2007 Exxon Mobil Corporation.  All rights reserved.
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