Mecanum wheels friction coeff- will it work?

[Alan Anderson]

Originally Posted by CidTeach

on a prototype we have, we are able to drive fwd,rev and srafe (sp?) sideways. however when we try to do a 360, or even 180 the robot jumps/jitters and barely rotates(<90deg.)

This can happen if you have the wheels swapped. The wheels will try to push toward or away from the center of the robot instead of spinning the robot. If you can turn it by hand without any power applied, you definitely have the wheels swapped.