Product Name: roll forming machine
Price: US$
Detail: This type of panel is the 1990s world most prevailing roofing panel, selfock fasteners with buckle and edgefixed are all hidden. There is no screw outside of the roofing. Installing swift and convenient, having good section characteristic, its life is raised by more than 2 times than ordinary. There is no seepage definitely, suitable for all roofing, stock the over the past several years main regeneration product. Cooperateded with roll forming machine of curve, it can produce roofing system with skeleton.