The paper analyzes the faults of four-link sealing device and introduces the structure and characteristics of all-metal flexible magneticsealing.
分析了烧结机头尾密封四连杆密封装置存在的缺陷，介绍了全金属柔磁密封的结构和特点。
2
The relations were studied among seal and compressive strength, magnetic powder content, strength and distribution form of magnetic field. A new formula was presented to be used for magneticsealing.
研究了密封抗压强度与粘弹体中的磁粉含量、所加磁场强度、磁场分布形式之间的关系，得出了磁粉最佳比例。
3
The appearance of magnetic coupling solved thoroughly the leak problems existed in dynamic sealing of certain mechanical devices.