| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling device having a superior lubricating property and a long life under high temperature. SOLUTION: Grease compound G, which contains synthetic oil and perfluoropolyether oil as base oil and contains N-substitution terephthalic amide acid metallic salt and fluoroplastic as thickener, is filled up inside an open space of a ball bearing 1. COPYRIGHT: (C)2003,JPO |
