... Roof Panel Roll Forming Machine, Roofing Sheet MachineAPPLICATION:Metal Trapezoidal Roof is widely used for commercial metal buildings, associated ... roll forming machine is special designed for its production.Trapezoidal Roof Roll Forming MachineEQUIPMENT LIST:1. Hydraulic Decoiler with ... Roll forming speed is 10– 20 meter / minute.Trapezoidal Roof Panel Roll Forming Machine, Roof Panel Roll Forming ...