
Steel Plate Double Layer Roll Forming Machine Roof Double Machine Making Roof Sheet. Customized Manufacturing: Machines built according to customer specifications using top brand components. High Durability Materials: Rollers made of Cr12 chromed steel; Shafts made of 40Cr tempered steel for hardness. Efficient Production Speed: Operating speed of 15m/min with hydraulic cutting and automatic spot welding. Low Labor Requirement: Easy operation requiring only 1-2 workers to manage the machine. Flexible Voltage Options: Standard 380V 50HZ 3PH, or customized as per customer request. Comprehensive Warranty: 12-month warranty covering free replacement of unrepairable broken parts. Quality Assurance Video: Testing videos recorded before shipping for customer reference and trust. Lifetime Technical Support: Technical support provided for the entire life of the equipment after warranty.