采用新型密封材料——艾志黑色CMS2000层状剪切式软填料对离心式循环水泵填料密封进行了技术改造。
New type sealing material CMS2000 packing layer shearing soft sealing material to technically improve the filler seal of centrifugal circulation water pumps.
密封采用新型聚四氟乙烯双层填料，与以往使用的密封材料相比，使用寿命更长，维修更方便。
A new double-sealed PTFE packing, and sealing materials used in the past, compared to a longer service life, maintenance more convenient.
以新型泥状填料为研究对象，通过对密封原理的分析及新老泵类轴端密封材料性能的比较，从而得出两代密封材料的优缺点。
A new muddy packing is investigated by analyzing principle of packing seal and comparing with other shaft seal materials in pumps.
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