[請益] 請問Face Seal要如何克服熱脹冷縮的問題?
請問各位前輩...
小弟目前在設計一個產品,
其中需要利用Oring設計一個玻璃和鋼板之間的Face seal,
目前是由螺栓來提供密封的正向力,
然而此產品的環境溫度變化極大(差異約50、60度),
請問如何避免因兩個材料的熱膨脹係數不同,
造成螺孔miss match...進而在螺栓和螺孔間產生應力?
又如果將螺孔(沒有螺紋的)做大一點保有餘裕, 螺栓也不要鎖太緊...
允許玻璃和鋼板之間有相對運動...
Face seal是否會因此失效?
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感謝各位大大解惑...Orz
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