The external compartment of square cabin CT consists of a composite layer of galvanized steel, lead protective layer, bamboo wood fiber board and protective flame retardant layer to minimize the impact of outdoor high temperature, sunshine, precipitation and other complex environments on the stability of the equipment.
Square compartment CT is usually a six-side lead plate, lead plate and box wall pressed one-piece molding.
According to the "Radiation Protection Requirements for CT Square Cabin (Call for Comments)" (hereinafter referred to as the "Call for Comments") issued by the China Association for Health Surveillance, the shielding thickness of the four sides of the CT square cabin should be 3-5mmPb (lead equivalent); the bottom plate should be 2mmPb (if there is no gap with the ground, the bottom plate can be unshielded); If there is a building above the square cabin, the shielding thickness of the top plate should be not less than 2mmPb.