SUPERIOR PROTECTION FOR WIND TURBINE MAIN BEARINGS Castrol Tribol GR SW 680-1 is designed for the demanding performance and viscosity requirements of major OEMs and is OEMapproved. In addition, we also conduct extensive performance testing with competitor products in our own specialized facilities, as well as submitting to rigorous independent testing. Under the same strict, independent criteria, Castrol Tribol GR SW 680-1 demonstrated superior wear protection over the Mobil SHC 681 WT. ® Test Description Bearing Wear Bearing Wear Bearing Wear Start Torque/ Running Torque (Nm) Bearing Wear Bearing Wear Start Torque/ Running Torque (Nm) Bearing Wear Fretting Wear IT’S MORE THAN JUST OIL. IT’S LIQUID E

Castrol Tribol GR SW 680-1 grease is formulated to meet the many challenges faced by wind turbines in tough environmental conditions. It is an extension of the Castrol greases specific to wind turbines, which also includes Tribol GR SW 460-1. ® Adaptive protection for equipment reliability Tribol GR SW 680-1 incorporates innovative MicrofluxTrans Plastic Deformation technology (MFT PD) to smooth surfaces and help withstand high loads, while resisting shearing, wear and water ingress. Conventional lubricants use sacrifical additives that get used up and need to be replenished. Because MFT PD is...