Roll forming size: 11X1.8X1.6mm (LXWXH)
Main motor required: 7.5KW+ 2.2kw
Cutter blade material: CR12mov, after heat treatment. Guarantee use 5 years life.
Rollers’ shaft size: 72mm
https://www.zymetalrollforming.com/metal-rollforming-equipment/metal-roofing-machine/metal-roof-forming-machine.html