Spindle bearing on the stability of operation in direct influence on the processing quality, once the spindle rotation precision decrease of the machine tool use value will be low.
主轴在轴承上运转的平稳性直接影响工件的加工质量，一旦主轴的旋转精度降低，则机床的使用价值就会降低。
Universal set of technology, make precision machine tool spindle use Angle contact ball bearing realized either way matching use.
万能组配技术，使精密机床主轴用角接触球轴承实现了任意方式的配对使用。
Wheel spindle and motor is either designed to use preload super precision ball bearing in a case.
砂轮主轴与电机一体，采用预加载荷的高精度滚动轴承。
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