Pit & Quarry, November 2017
OILS LUBRICANTS The process of refining the latest generation of engine oils is ongoing hell Rotella provided updates on its American Petroleum Institute API CK 4 and FA 4 heavy duty engine oils portfolio at a media briefing in Santa Barbara California A lot of things have changed in the past year since we launched the PC 11 products says Dan Arcy global OEM technical manager of Shell Lubricants These changes have driven research and field testing to better understand how effective the companys most recent oil portfolio has been since its launch Since the introduction of the portfolio some OEMs have released new specifications This has driven changes from Shell Rotella the company says Driving factors for OEMs include fuel economy total cost of ownership with improved durability reduced fuel costs and extended oil drain intervals and new solutions in legislation hardware lubricants and services These are the factors that have driven change over the years and I am confident they will continue to drive change in the future Arcy says To address these changes the company developed a group made up of OEMs and engineers to find the areas that are most important to customers According to Shell Rotella three critical areas are oxidation stability aeration and shear stability OFF HIGHWAY OEMS According to Shell Rotella off highway OEMs recommend an oil that meets API CK 4 specifications From the API CK 4 perspective it offers improvements in oxidation stability so the oil is less prone to oxidation says Matthew Urbanak project leader of engine oils and Shell Lubricants So there is the possibility that the oil will last longer in the equipment and there is potential for extended oil drains Additionally the API CK 4 offers improved shear stability when compared to previous CK 4 oils providing additional viscosity control the company says Improved aeration control benefits are an area of particular importance to off highway equipment manufacturers according to Urbanak When off highway equipment is operating at grade and getting air in the oil the CK 4 was designed to provide improvements in aeration and air release According to the company the new CK 4 is backwards compatible meaning users of the CJ 4 oils can now use the CK 4 products to retain wear protection and gain the improvements from the new product It is basically everything we had before says Stede Granger OEM technical manager of Shell Lubricants Plus a little bit more Equipment from Caterpillar John Deere Komatsu and Volvo was part of Shell Rotellas field testing efforts P Q BY JOE MCCARTHY S MEETING NEW STANDARDS Stede Granger OEM technical services manager for Shell Lubricants addresses members of the trade press at the companys briefing in Santa Barbara California 48 PIT QUARRY November 2017 pitandquarry com PHOTO COURTESY OF COYNE PUBLIC RELATIONS
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