The DGF oven is provided with heating by ribbon burners placed directly on top and bottom of the baking chamber and electronically controlled. It is the best and more suitable for baking and achievement of final moisture and colour of product by Rotary cutter (hard biscuits, cracker, snack). High temperature, extremely short bake times and flexible management of the temperature (adjustable in several points on the length of the oven) grant uniformity of baking to products of any shape and size). The combination then with a Convection section oven (“hybrid” system), in the configuration 70% of first DGF section and 30% of second part Convection section, grant the achievement of best quality and required moisture content of the product.