Deep Groove ball bearings are the most popular of all the ball bearing types because they are available in a wide variety of seal, shield and snap-ring arrangements.
深沟球轴承是所有类型的球轴承最流行的，因为他们是在一个密封，盾牌和管理各种各样的戒指安排可用。
2
Analyzes the design characteristics of the spiral groove combined mechanical seal, and presents its operation and modification.
对螺旋槽组合式机封的设计特点进行分析，并对运行情况和改进进行介绍。
3
Using finite element method, the thermal and mechanical deformations of herringbone spiral groove mechanical seal are analyzed.