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中文简体Phone: +86-18968376562
E-mail: [email protected]
Address:No.11 Tangchuang Yuan, Yangshan Village, Ditang Street, Yuyao, Zhejiang, China
We need to judge whether the bearing can continue to be used, mainly from the mechanical properties of the bearing, the degree of damage, the importance, the operating conditions and the period until the next maintenance. Generally speaking, if the bearing has several conditions, it should be replaced with a new bearing and can no longer be used.
1. There is rust and damage on the raceway surface and rolling element.
2. Any one of the ferrule and the rolling element is broken.
3. There are cracks or gaps on any one of the inner ring, outer ring, rolling element and cage.
4. The cage is significantly worn or the rivets are significantly loosened.
5. The discoloration caused by heat is obvious.
6. There is obvious creep on the inner diameter surface of the inner ring or the outer diameter surface of the outer ring of the miniature bearing.
7. The bearing sealed with grease, the seal ring or the dust cover is obviously damaged.
8. There are obvious scratches on the rolling surface, ribs and rolling elements.
9. There are serious indentations and scratches on the raceway surface and rolling elements.
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