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A10VSO71DG/31R-PPA12N00
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A10VSO100DR/31R-PPA12N00
A10VSO100DR/31R-PPA12K01
A10VSO100DFR1/31R-PPA12N00
A10VSO100DFR1/31R-PPA12N00
A10VSO100DFR1/31R-PPA12K01
A10VSO100DFR/31R-PPA12N00
A10VSO100DFLR/31R-PPA12N00
A10VSO100DG/31R-PPA12N00
A10VSO100DRG/31R-PPA12N00
A10VSO100DFE1/31R-PPA12N00
A10VSO100DFE1/31R-PPA12K02
A10VSO100FHD/31R-PPA12N00
A10VSO140DR/31R-PPB12N00
A10VSO140DR/31R-PPB12K01
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12N00
A10VSO140DFR1/31R-PPB12K01
A10VSO140DFR/31R-PPB12N00
A10VSO140DFLR/31R-PPB12N00
A10VSO140DG/31R-PPB12N00
A10VSO140DRG/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N00
A10VSO140DFE1/31R-PPB12N002
A10VSO140FHD/31R-PPB12N00
A10VSO140ED/31R-PPB12N00
不锈钢齿轮泵产生机械密封失效主要原因有：液体介质润滑性较差，加之操作压力过载，两密封面跟踪转动不同步。高转速泵转速为2445r/min，密封面中心直径为7cm，泵运转后其线速度高达75m/s，当有一个密封面滞后不能跟踪旋转，瞬时高温造成密封面损坏。液体介质水力特性的频繁发生引起泵组振动，造成密封面错位而失效。液体介质对密封元件的腐蚀，应力集中，软硬材料配合，冲蚀，辅助密封形环，V形环，凹形环与液体介质不相容，变形等都会造成机械密封表面损坏失效，所以对其损坏形式要综合分析，找出根本原因，保证机械密封长时间运行。
