Unistrut Metal Framing System U Supporting Purlin Bracket Roll Forming Machine can produce U shapes which are used in many fields, the house roofing supporting frame Purlin, the solar bracket holding stand, the shock-resistant holding channel, and standing post for advertising board. U U Supporting Purlin Bracket Roll Forming Machine is designed with a electric punching system to make the connecting holes and edge teeth for installing function. Thickness is from 2mm-4mm.Unistrut Metal Framing System. It incorporates the innovative product improvements that our research and development group has created to give you the most complete and flexible support system available. Backed by our worldwide network of engineering and distribution centers, Unistrut provides customers with total-resource capability. We invented it. The one you know, the one you trust, the one you ask for by name- Unistrut, accept no substitute. Unistrut Metal Framing is the time and money saving alternative to conventional support methods. The Unistrut system eliminates welding and drilling, and is easily adjustable, demountable and reusable. No Welding,No Drilling,100% Adjustable,100% Reusable.China leading manufacturers and suppliers of U Supporting Purlin Bracket Rollforming Line,Air Conditioning Sector Rollformer, and we are specialize in Bus Rub Rails Rollformer,Door Rails Roll Forming Machine, etc.U Supporting Purlin Bracket Rollforming Line,Air Conditioning Sector Rollformer,Bus Rub Rails Rollformer,Door Rails Roll Forming MachineChina U Supporting Purlin Bracket Rollforming Line,Air Conditioning Sector Rollformer,Bus Rub Rails Rollformer Manufacturer