steel keel roll forming machine,light steel keel forming machine 1. The Chart of Process Flow Decoiling---active feeding---roll forming----measuring length--- cutting to length---product to stand 2. Main Equipment Decoiler, main forming machine, hydraulic pressing, hydraulic cutting, product stand, hydraulic system, electric system. 3. Technical Parameters 1) automatic inner tight decoiler A. Coil inner diameter: 450mm-700mm B. Max width of coiling: 1200mm C. Max weight of loading: 5000kg 2) Main forming machine A. Number of forming steps: depend on the size B. Material of shaft: 45# steel adjustable treatment. Outer diameter: 70mm C. Material of roller: High grade 45# steel(plated chrome on surface) D. Main motor power: 3.7kw E. Forming speed: 2-6m/min F. Stand: 350# steel welding G. The plating chromium of roller surface: 0.05mm Products Warranty: 12 month, and we will provide the technical support for the whole life of the equipment Product Name:Z Purlin Roll Forming Machine Place of Origin: Hebei Trademark: HUAFU Min. Order: 1/set Delivery Date: within 30 working days after receiving deposit Productivity: 30 sets per month Packing: fit for ocean shipping Payment Type: T/T, 30% advance payment, balance payment should be paid before delivery Certificates: ISO9001:2000 Export Markets: Global our company is a professional designer and manufacturer of metal sheet cold roll forming machine. we has years of experience to design and manufacture the automatic metal sheet cold roll forming machine. The metal sheet cold roll forming machine has characters of high speed, high production, good performance, low labor and save costs. All the above characters are the best selections for producing the metal sheet cold rollform products. We manufacture different kinds of metal sheet cold roll forming machine for producing the following products. Such as: Partition beam (studs and tracks), Light gauge steel (C & Z purlins), Door frame, Roofing corrugated sheet, Wall panel, Ceiling T-bar (T grids), and other various metal sheet building materials.