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Mobil SHC® PM Series Pdf
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Product DescriptionFeatures and BenefitsApplicationsSpecifications and ApprovalsTypical PropertiesPrecautions 

Product Description

Mobil SHC® PM Series products are supreme performance synthetic lubricants specifically designed for the most demanding industrial paper machine circulating systems. They are engineered to provide exceptional lubrication characteristics not attainable with conventional premium mineral oil-based fluids. The Mobil SHC PM Series oils are formulated to provide maximum protection of gears and bearings operating under the most severe conditions. They have very low pour points and a naturally high viscosity index (VI) which helps ensure good low temperature start-up while maintaining excellent viscosity characteristics at very high temperatures. The fluids are very shear stable and maintain viscosity control even when subjected to severe mechanical shear in heavily loaded bearings and gears. Their low traction coefficient and high viscosity index can help result in lower energy consumption and reduced component operating temperatures.

Mobil SHC PM Series oils are formulated with synthesised hydrocarbon fluid (SHF) base oil technology and a proprietary additive system carefully balanced to attain high performance standards These fluids permit the use of higher steam pressures, temperatures and machine speeds common in high output paper machines and calendar rolls. Their outstanding hydrolytic stability and filterability assure excellent performance in the presence of water and the ability to retain effective filtration even at very fine filtration levels. They readily separate water and retain their colour characteristics for extended periods of operation under severe conditions.



Features and Benefits

The Mobil SHC PM Series oils represent a technological advance in paper machine lubrication. Their excellent performance capabilities in the areas of wear protection, enhanced oxidation stability, chemical stability, effective rust and corrosion protection, colour stability, and filterability not only prolong maintenance service intervals but improve machine performance and increase production capacity. This can result in less required maintenance and longer equipment life.




Features

Advantages and Potential Benefits
Excellent Wide Temperature PerformanceEasier start-up and improved lubrication at cold starts
Extra margin of protection at elevated temperatures
Better control of feed rates
Exceptional Wear ProtectionImproved bearing and gear performance
Outstanding Oxidation and Thermal StabilityLonger oil life
Lower filter replacement costs
Cleaner systems
Reduction of system deposits
Effective Water Separation PropertiesAllows easier removal of water
Reduces formation of undesirable emulsions in systems
Low Traction CoefficientReduced energy consumption
Lower operating temperatures
Reduced wear
Excellent FilterabilityKeeps oil lines and flow control mechanisms free of deposits
Improved oil flow and cooling performance
Lowers filter replacement costs
High Level Rust and Corrosion ProtectionProtects gears and bearings in wet environments
Provides vapour space protection for areas of bearing and gear cavities above normally wetted surfaces

Applications

  • Lubrication of severe industrial paper machine circulating systems
  • Application involving circulation systems operating over a wide temperature range such as calendar rolls
  • Systems that must be started and brought on line quickly
  • Circulation systems lubricating gears and bearings


 
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Specifications and Approvals

Mobil SHC PM Series meets or exceeds the following industry specifications:

Mobil SHC PM 220
FAG PM Oils for dryer section (OHT-F-S)X
SKF PM Oils for dryer sectionX


Typical Properties

Mobil SHC PM Series

220

320
ISO Viscosity Grade220320
Viscosity, ASTM D 445   
cSt @ 40ºC 225 325
cSt @ 100ºC 25.6 34.7
Viscosity Index, ASTM D 2270, min 133 135
FZG 4-Square Load Support, DIN 51354, fail stage11 11
Rust Characteristics, Proc A and B, ASTM D 665Pass Pass
Hydrolytic Stability (Acid Number Change), ASTM D 2619, mgKOH/g 0 0
Copper Strip Corrosion, 24h @ 100º C, ASTM D 130, rating 1B 1B
Demulsibility, minutes to 40/40/0, 82º C2530
Pour Point, ºC, ASTM D 97, max-36 -33
Flash Point, ºC, ASTM D 92, min 220 220
Specific Gravity 15ºC, ASTM D 12980.863 0.865




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Precautions

MOBIL SHC PM SERIES is manufactured from high quality synthetic base oil, carefully blended with selected additives. As with all petroleum products, good personal hygiene and careful handling should always be practiced. Avoid prolonged contact to skin, splashing into the eyes, ingestion or vapour inhalation. Please refer to our Imperial Oil Material Safety Data Sheet for further information.

Note: This product is not controlled under Canadian WHMIS legislation.

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



Due to continual product research and development, the information contained herein is subject to change without notification. Typical properties may vary slightly. Additional health and safety information on this product can be found on the Material Safety Data Sheet, which is available on line at www.imperialoil.ca, or by contacting Lubricants and Petroleum Specialties, Technical Help Desk, 1-800-268-3183.  © 2001 Imperial Oil.


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