极悦娱乐

极悦娱乐 的螺孔型芯杆径环节运用顶心磨磨细加工工艺，连续装夹整刀磨出，有效地确保轴内外端同轴度在0.01之内，有效地制止铸件卡死，打摆等无良现像。

We apply centring mould to grind the core pin, just clamping once, to ensure the axiality is below 0.01.effectively prevent the parts from being stuck or shaking.