xiros® polymer ball bearings made from xiros® T220 only use the materials ‘recommended’ by the tobacco industry. These are free from carcinogenic additives such as PTFE.
Free from undesirable or banned ingredients for the tobaco industry
Insensitive to dust and dirt
Washable and non-magnetic
Low friction value
Recommended hole and shaft tolerance for xiros® radial grooved ball bearings
As standard, we recommend an H7 tolerance for the housing bore of the xiros® radial grooved ball bearing and an H6 tolerance for the shaft. If you have any particular questions about the design of your hole and shaft, we'd be glad to hear from you.