The number of section of baking machine is 4 to 10 sections,each of which is 3 meters long,with no airtight chambers front and back.The frame of the machine is in a block design,a structure that saves the space. In the baking chamber,20-min thick baking chamber insulating boards made by steel sheets with large heat exchanging area,3 meters make a unit,ensuring good insulating effect.The oil pipe of the radiator comes out from the top of the baking chamber, making the appearance of the whole baking chamber simple and beautiful.There are wire grooves available and sliding chains are equipped at the head of the machine.Therefore,the equipment can be assembled swiffly and the time for the adjustment is greatly shortened.All wires can be clearly seen when the equipment needs maintenance.