Mesh looks crimped, surface separating from edge?

 From:  Frenchy Pilou (PILOU)
2725.2 In reply to 2725.1 
Yes you must enable "add detail to inflexions" and put an angle like 5 (make some try)
Hope this help

Careful for big models this can slow down computer
So with big models works without details and at the end enable it for smart images!