Braiding
Braid angle is the whole product specification. Change the take-up and you have changed the part, whatever the pattern sheet says.
— °
Measured from the mandrel axis
The angle is taken on the mandrel surface. On a tapered or contoured mandrel it changes along the part, so quote it with the diameter it was calculated at.
Braiding Carrier Speed & Braid Angle Calculator — free, with the formula and a worked example, at Textile School.