摘要:DGM-10型递进光杆密封器针对常规光杆密封器存在的密封填料失效快、寿命短、更换不方便等问题进行研制,它突破了传统的光杆密封器的密封形式和密封件的更换方式。其主要特点是:①可在不停抽的情况下,补给填料,处理密封失效简单方便;②填料更换周期大幅度延长。文章介绍了该密封器的结构原理、性能特点、试验及现场应用情况。
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