Manufacture of roll forming equipment,roof/wall panel rolling machine,metal panel making machine line with good price ... ! Manufacture of roll forming equipment,roof/wall panel rolling machine,metal panel making machine line with good price& ... roll forming machineMaterial specNo.45 steel, galvanized steel sheetMain motor power4kwForming speed8-12m/minDiameter of shaft75mmWheelNo.45 forged steel, ...