How to choose ball bearing and roller bearing?
October 17, 2022
The choice of ball bearings and roller bearings:
1. There are two camps in the current auto bearing shopping mall; one is the most used roller bearing (such as the product of Huifang Company); the other is the double-row angular touch ball bearing (such as SKF, FAG) and many other foreign bearings. The company produces automotive bearings.
2. In fact, most of the foreign automotive bearings are mainly double-row angular touch ball bearings; most of the domestic use of roller bearings; the most basic reason is that the initial mass company entered the Chinese shopping mall; found that the domestic road conditions are not good; affected The service life of the bearing; only the roller bearing was selected.
3. So what is the ball bearing? Still good for roller bearings? Let's dissect their superior defects:
1) Ball bearing; Starting friction coefficient. Defect is not impact resistance; not suitable for messy road conditions. 2) Roller bearing; bearing load is line touch (difference to ball bearing point touch Strong resistance to impact; strong adaptability to the road. Therefore, there is a reputation of the masses of mulberry cars running across the country. But it is clear that the formation of the start and the sluggish lag; this will inevitably make everyone feel more dissatisfied with the sense of operation now. There is the addition of fuel consumption; although these are difficult to detect.
