# TIMG > TIMG is China manufacturer & supplier who mainly produces Angular contact ball , Cylindrical roller bearings, spindle bearings with years of experience. Hope to build business relationship with you. ## Contact Us - [Mail](mailto:timg@timg.top): timg@timg.top - [Tel](tel:+86-021-54393108): +86-021-54393108 - [Tel](tel:+86-0572-5666539): +86-0572-5666539 - [Tel](tel:+886-4-25280715): +886-4-25280715 ## Website Language Versions - [English](https://www.timgbearing.com): Angular contact ball , Cylindrical roller bearings, spindle bearings Manufacturer & Supplier - TIMG ## Website Navigation - [Home](https://www.timgbearing.com/index.html): Home - [About Us](https://www.timgbearing.com/aboutus.html): About Us - [Products](https://www.timgbearing.com/products.html): Products - [Angular Contact Ball Bearings](https://www.timgbearing.com/Angular-Contact-Ball-Bearings-pl44684547.html): Angular Contact Ball Bearings - [Cylindrical Roller Bearings](https://www.timgbearing.com/Cylindrical-Roller-Bearings-pl43684547.html): Cylindrical Roller Bearings - [Others](https://www.timgbearing.com/Others-pl41484547.html): Others - [Industries](https://www.timgbearing.com/industries.html): Industries - [Support](https://www.timgbearing.com/Download-List-dc243161.html): Support - [Download](https://www.timgbearing.com/download.html): Download - [Rigidity Calculation](https://www.timgbearing.com/rigidity-calculation.html): Rigidity Calculation - [Failure Analysis](https://www.timgbearing.com/failure-analysis.html): Failure Analysis - [Bearing Maintenance and Use](https://www.timgbearing.com/bearing-maintenance-and-use.html): Bearing Maintenance and Use - [Media](https://www.timgbearing.com/media.html): Media - [News](https://www.timgbearing.com/news.html): News - [Contact Us](https://www.timgbearing.com/contactus.html): Contact Us ## Product Category - [Angular Contact Ball Bearings](https://www.timgbearing.com/Angular-Contact-Ball-Bearings-pl44684547.html): Angular Contact Ball Bearings - [Cylindrical Roller Bearings](https://www.timgbearing.com/Cylindrical-Roller-Bearings-pl43684547.html): Cylindrical Roller Bearings - [Others](https://www.timgbearing.com/Others-pl41484547.html): Others ## FAQ - **Q: TIMG高精密主轴轴承使用注意事项** A: ● 保证轴承存放位置清洁、干燥。去除包装的轴承应注意防锈和防污,安装前将手清洗干净后涂布一层干净油脂以防污染轴承; ● 与轴承相接触的零件应进行退磁处理; ● 多列组合使用时,选用内外径尺寸公差值相近的轴承; ● 多列组合使用时,轴承组所受轴向负荷小于卸荷力,卸荷力与轴承受载状况及预紧力有关,详情咨询TIMG; ● 轴承隔圈应使用高等级钢材制造以获得45~60HRC的硬度,两端面平行度误差控制在2μm以内; ● 推荐预紧力范围240~860N,预紧力调节可通过调整内外隔圈高度差,具体调整方案请咨询TIMG。