For special applications, NKE produces spindle bearings with different cage materials such as light metal alloy cages identified by a suffix l.
对于特殊应用，NKE的生产主轴轴承，与不同的笼子里的材料，如轻金属合金笼确定一个后缀l。
These materials are suitable for fabrication of the cage of rolling contact bearings.
这些材料适宜于制造滚动轴承的保持架。
It was proved by bench and field test that these materials satisfactorily met design and application requirements for the third category of bearings.
经轴承台架和现场试验，表明该材料完全满足三类轴承设计和使用要求。
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