| 摘要 |
A grease composition for constant-velocity joints which is inexpensive and which and which has an improved anti-flaking property without using materials which have environmental burdens, and a constant-velocity joint enclosing this grease are provided. A grease composition for constant-velocity joints comprising:
(a) a base oil,
(b) a diurea thickener,
(c) a zinc dialkyldithiophosphate,
(d) a sulfurized molybdenum dialkyldithiocarbamate,
(e) a zinc dialkyldithiocarbamate, and
(f) a sulfur-nitrogen extreme pressure additive is provided.
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