SJ : It is arranged for the requirements of gasoline engine vehicles released in 1997. In addition to SH performance, less volatile, more compatible with catalysts, gasoline engine oil with higher low temperature properties.
CD : Published in 1955, category with high wear and deposit control. Oil developed for naturally aspirated, turbocharged and supercharged diesel engines operating on fuel with high sulfur content. It is protective against deposit formation and bearing corrosion at high temperatures.
20W40 API SJ/CD STANDARD PRO RUBBER
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.