| abstract |
(57) [PROBLEMS] To provide a grease composition for a constant velocity joint, which has excellent flaking resistance and can prolong the life of the constant velocity joint. SOLUTION: Based on the total amount of the composition in the base oil, (1) Thickener 2 to 25% by mass, (2) Boron nitride powder 0. Provided is a grease composition for a constant velocity joint, which contains 5 to 20% by mass, and (3) an extreme pressure agent of 0.1 to 10% by mass of a sulfur-phosphorus extreme pressure agent. |