| 摘要 |
PROBLEM TO BE SOLVED: To provide a long-life rolling device that has improved load resistant power and also has excellent pumpability and facilitates greasing.SOLUTION: A rolling device includes a grease composition that comprises a base oil comprising hydrocarbon synthetic oil with a kinematic viscosity at 40°C of 250-600 mm/s together with an aromatic diurea compound as a thickener, and also comprises, as an additive, at least dithiocarbamic acid antimony and dithiophosphate by 3-10 mass% of the total amount of grease, and has a mixture consistency of 293-372.SELECTED DRAWING: Figure 1 |
