HX700CBR Hardcover Back Rounding Machine is equipment that makes the middle part of the finished case into a round shape. It is widely used in hardcover books and notebooks with rounding spines. It is worked under the air cylinder. Adjust the cylinder stroke, pressure, and time to meet the demands of different hardcover cases. This machine adopts the pneumatic principle. The round back mold has the heating function and there are a variety of molds for different thicknesses of the spine. It is advanced in design and quick for users to exchange different molds. With the height, pressure, time, and temperature adjustable characteristics, users can adjust the machine to make the best result for different kinds of cases.