Building material making machine are many kinds, all machines are mainly used to produce the building materials for the house, the construction. These kind machines are designed silimar, working flow as belwo: the de-coiler system, the leveling system, the main roll forming system, the hydraulic cutting system, if there is any holes or embossing, it need a punching machine also. In a word, the building material making machine is with a metal sheet, or a metal strips, to bend or roll forming a certain shape, profile products, Such as, the ridge cap, the rain gutter, the dowspout pipe, the window frame and so on.China Building Material Making Machine,Hydraulic Decoilers manufacturers, welcome Ridge Cap Bender,Fire Damper Roll Forming Machine purchasers from worldwide to visit our site.