Special-shaped artificial debonding layer as well as forming mold and forming method thereof

The invention relates to the technical field of solid rocket engine heat insulation layers, in particular to a special-shaped artificial debonding layer and a forming mold and method thereof, and the special-shaped artificial debonding layer comprises a bonding area extension section, a disengagement area and a disengagement area extension section; the release area extension section is annular, the bonding area extension section and the release area are cylindrical, the outer diameter of the release area extension section is connected with the upper end of the cylinder of the bonding area extension section and the upper end of the cylinder of the release area to form a Y shape, and the release area is located on the inner side of the bonding area extension section; the special-shaped manual debonding layer is in a Y shape, the structural design is beneficial to improving the bonding strength of the manual debonding layer, and the manual debonding layer is prevented from being torn off in the working process o