... of uncoiler, hydraulic punching hole & angle, roll forming machine, straightener, auto cutting machine, computer control system, and products run out table. ... specifications of door frame roll forming machine:Steel thickness: 0.6-1.8mmForming speed: 3-6m/minRoller stands: 18 standRoller material ... forming line:Typical roll formed door frame Roll forming machine for 3 " doorframe and 6 " doorframe