The fifth generation zinc-free Railroad Diesel Engine Oil recently developed by Sinopec include two viscosity grades—single grade oil SAE40 and multi-grade oil 20W-40, both in line with the technical requirements of GE's fourth generation long-life Railroad Diesel Engine Oil. They were technically certified by GE, and applicable for Diesel locomotive produced by GE Transportation.
With a history of more than 100 years, GE Transportation is a global leading manufacturer of Diesel locomotive.