耐强碱化工泵┏ 常州市高温导热油泵有限公司┓闪蒸致使密封端面损坏的表现如图所示。静环碳石墨密封面被细微地咬蚀,发作彗星状纹路。液体转变成蒸汽后使耐强碱化工泵密封面歪斜并构成了碳石墨环外缘切边。动环硬密封面上发作径向裂纹热裂,是因为耐强碱化工泵密封面间安稳液膜转变为蒸汽状况的温差所构成。这就使两密封面分隔,然后冷却器的液体进入密封面间使之合拢。在密封端盖反面或,其周围有炭灰集积因为碳石墨密封面的咬蚀和爆裂所构成。这些炭灰随蒸汽被吹出。Flash caused by seal failure symptoms such as shown in fig.. Static ring carbon graphi te s ealing s urfaceis slightly bite corrosion, the comet like text ure.Th e cen trif ugal pump liqui d into steam after sealing surface tilt and the formation of car bon graph it ering cutt ing edge. Dynamic ring hard sealing surfaceon the formation of radial cracks of thermal cracking, is due to the sealing surface between thestable liquid film formed as the diffe ren ce between the change of ste am s tate 常州市高温导热油泵有限公司
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