The Shanghai Five Phase Precision Blast Drying Box consists of a box body, a temperature control system, and an air circulation system. The outer shell of the box body is made of high-quality steel plate stamping, and the outer surface is electrostatically sprayed with plastic. The inner liner is made of mirror stainless steel. The insulation layer is made of high-quality silicate cotton, and there is a high-temperature resistant silicone rubber sealing ring at the connection between the studio and the box door.