what is the diff between chordal fillet and variable fillet radius?

catia

3 Answers

Although you can vary the size of the radius on both functions, the variable radius fillet works by setting the radius value of the corner and the chordal fillet works by setting the length of the cord of the fillet (from the start point to the end point) see images

Answered with a tutorial: https://grabcad.com/tutorials/what-is-the-diff-between-chordal-fillet-and-variable-fillet-radius