hi guys.. im been using my rolling mill.. and it tooks like forever to make a 3,5mm go down to 1mm...like 1 hour.. and a small piece .... so tell me how u guys use u rolling mill and how often u guys anneling ... heat the metal ? i usualy heat the metal after pass in the mill 10-15 times... then i heat again... please guidance .. thank you all!! what im doing wrong?