With the improvement of the living standard, vacuum cleaners are becoming more and more widely used. In order to make the fine dust is sucked up, vacuum cleaner internal heart-vacuum cleaner motor must be high speed rotary motor, 45000 turn per minute, CIXIHOTO developed a vacuum cleaner ball bearing maximum speed of 180000 Rpm, and reduce bearing rotary friction, so reducing the friction heat, realize the long service life more than 3 times, high work efficiency characteristics, at the same time easy to replace simple operation characteristics, loved by the market.