Technical documentation
Adjustments
The proper functioning of a ball bearing largely depends on the quality of adjustments.
Bearing cages
The bearing cage is to keep the balls from contacting each other, on the bearing tracks. There are several types of cages.
Bearing manufacturing steps
Discover here how to manufacture a deep groove ball bearing step by step
Corner radii
Limit dimensions of radii between the faces of the bearing and its diameters.
Dimensional tolerances
Description of the tolerances concerning the dimensions of a bearing as well as the circularity of its rotation.
General recommendations
Use requirements of JESA ball bearings.
Heat treatments
Information on the types of heat treatments according to the temperatures of use
Internal clearance
Definition and description of the various internal clearances of ball bearings.
Load capacity and lifetime
Definition of dynamic load. How to calculate the lifetime of a ball bearing?
Lubrication
Technical information concerning the lubrication means.
Rings and balls materials
Rust prevention
Solutions of protection of the ball bearing rings against corrosion.
Sealing / protection
Shields and seals can be customised in accordance with the desires of the customer (colour, marking, etc).
Steenox technology
The innovative combination of a martensitic stainless steel and a special heat treatment
Usable technical plastics
Overview of usable technical plastics for ball bearings applications.