Mexico Popular Calibre 22 24 And 26 Profile Height 2.5" Galvanizado Steel SSR KR-18 SSR Roll Forming Machine With Electric Power 1. Technical Parameter Number Items UnitType RF-ST 1 Steel Thickness mm 0.4-0.7mm galvanized steel and PPGI 2 Forming Speed m/min 8-12 3 Roller stands stations 8 stations 4 Roller Material mm 45# steel, coated with chrome, HRC 50-55 5 Shaft material and diameter mm Ф75mm, 45# steel, fire treated 6 Main Power kw 7.5kw 7 Power Supply 220V, 60HZ,3