Trapezoid Metal Sheet Roll Forming Machine Automatic Metal glazed tile is a new kind of building materials, the archaist sheet for roofing, like the wood one and clay one.The metal glazed tile roof sheet is more easy to install and using life time is more longer.With the market demand, the metal glazed tile roofing sheet is getting more popular. This machine can customize the tile length according to the requirements ,there is the construction of the computer controller to