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liang ban shi duan mian zhou feng
Author(s): 
Pages: 103
Year: Issue:  2
Journal: FAJIAO KEJI TONGXUN

Keyword:  填料密封端面密封不透性石墨发酵罐轴封使用寿命结构简单搅拌轴泄漏量一次维修;
Abstract: <正> 目前国内发酵罐上搅拌轴的密封,有石棉配根填料密封和不透性石墨端面密封两种。填料密封的特点是:结构简单、填料拆换方便,但使用寿命较短,且容易泄漏,需经常维修。端面密封与填料密封相比有许多优点:(1)不泄漏或泄漏量极少,染菌的机会少;
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