Siemens ball tube spinning sun failure

Oil circulation resistance is too large. Siemens ball tube spinning sun in a long time working operation, it will trigger overload work leads to oil circulation resistance is too large, thus causing Siemens ball tube spinning sun failure. Siemens refers to Siemens AG, Germany Siemens AG was founded in 1847, is the world's leading company in the field of electrical and electronic engineering.