Tooth breakage

It has multiple origins. The analysis in each case is required. Of course, its width is the most important but also its influence on the conduct report. In case the risk of expansion is zero, we confirm that a pinion can operate with a break of 30% of the width with straight teeth and 50% helical (depends on the helix angle). A girth gear can accept similar breaks but a reloading operation is preferable. (Read more)