The graphite sealant of heat_ transfer oil pump was trickled by transport fluid, result in a graphite inflation, making the electromotor of oil pump usually be damaged.

• 本文针对导热油泵中的石墨密封件,被输送介质渗透,造成原密封件石墨膨胀,使泵的轴颈被膨胀的石墨磨损。