| 摘要 |
PROBLEM TO BE SOLVED: To obtain a grease for sufficiently providing the rolling surface of a rolling support apparatus with seizing resistance and abrasion resistance even in the case of use under a severe lubrication condition. SOLUTION: A grease G containing hydrophobized silica fine particle having≥3nm and≤100nm average primary particle diameter and a phosphorus-based extreme-pressure agent as an additive to a space part that is formed between the inner ring 10 and the outer ring 11 of a deep groove ball bearing 1 and provided with a ball 13. COPYRIGHT: (C)2006,JPO&NCIPI |
