Viscosity Modifiers in Axle Oils

The base oil is the main component of axle oils. It’s from 36 to 96 percent of the gear oil. There may be no viscosity modifier, or it can be as high as 50 percent. A pour point depressant may be added, up to two percent of the total oil volume. Finally, the axle oil...

Downsizing and Downspeeding of Diesel Engines

Downsizing and downspeeding of diesels are strategies to enhance fuel economy and reduce emissions. They are not yet widespread but could become more common in five plus years. Downsizing and downspeeding strategies have been successfully applied for light duty...