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新聞動態

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離心泵常用的密封填料有以下幾種？

1、用石墨和稠黃油浸透的棉織填料。一般用在低壓水泵上，輸送介質溫度在40℃以下。

2、浸油石墨石棉填料。在中等溫度和壓力下使用，即輸送介質溫度在250℃以下，最大壓力不超過1.8MPa。

3、金屬箔或鋁包石棉芯子填料。適用于輸送壓力大于2.5MPa,溫度200一400℃石油產品的泵。

4、橡膠制的皮碗填料。適于中、小型泵，用來輸送無腐蝕、低溫液體。

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