Wheel hub unit is designed with an inner flange and the outer flange and the inner flange bolted on the driving shaft, the bearing outer flange mounted together.
轮毂单元设计成有内法兰和外法兰，内法兰用螺栓固定在驱动轴上，外法兰将整个轴承安装在一起。
2
Geometric accuracy and semblance quality were required seriously during grinding outer ring raceway and rib of bearing synchronistically, common corindon grinding wheel was not very effective.
轴承外滚道及挡边同步磨削时几何精度和外观质量要求高，普通刚玉类砂轮加工效果不好。
3
DAC series wheelbearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings which is available with seals or without seals.