搜索 - 科创

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引用 wuxicili:真空密封和高压密封是有区别的，尤`其要做真空动密封比较难，建议用磁耦合传动比较可靠。只是密封方向的区别

外壳内径52mm喷口和堵头最好51.5mm，间隙太大不好压缩密封圈保持密封，密封圈装配最好涂油和外壳略微倒角防止密封圈割破

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