How to producing steel channel and profiles Channel roll forming machine technology Thepurlins are also known as hazelnuts, channel, horizontal roof beams perpendicular to the roof truss or rafters, rack,funiture etc. which fore support stud and track materials. Steel purlin cahnnel are made by roll forming machine such as drywall light steel keel, It is suitable for roofs with large interpupillary distances. The steel purlin is availabitity, it can save money from your construction projector in using material, the force is strong, large rigidity from inside and outside the plane support power. Steel channel using in construction Formed metal channel light steel keel Widely meaning, Channel also can be call as metal profiles which can be using in Rack shelf and Electric metal profiles. Rack channel profile roll froming process. Metal Channel profiles can be making by bending breaker or roll forming machine process, bending machine price is cheaper...