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CH - 4  :Diesel engine oil for use in 4-stroke engines, meeting exhaust emission standards, issued on December 1, 1998. It has been especially developed for high-speed, four-stroke diesel engines operating on fuels containing up to 0.5% sulfur. It also meets CD, CE, CF-4 and CG-4 standards.


SL  :Gasoline engine oil category issued on July 1, 2001, regulated for the requirements of engines manufactured in 2002. It can also be used on previously manufactured vehicles. Gasoline engine oil that provides better deposit control and low oil consumption at high temperatures.


  • The formula and manufacturing technique of the engine oil, which is produced by going through various reactions of multiple raw materials, can be found in the prepared pdf file.

  • *  Process additive detailed list.

    * Process temperatures and additive amounts.

    * Processing time, detailed details.

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