... products. Such as: Partition beam (studs and tracks), Light gauge steel (C & Z purlins), Door frame, Roofing corrugated sheet, Wall panel, Ceiling ... ensure the rollers' preciseness and wear-resisting ability. Our C Z purline machine has many automatic functions, such as auto purline ... model, and is widely used in steel structure buildings.C/Z shaped purlin production line is a forming group , which can ...