A 3.5 inch by 3.5 inch PEEK insulator with 1/16 inch thickness for the APSX-PIM molds.
It will be placed behind the mold and in front of the bronze nozzle plate by aligning the nozzle hole. It helps to stabilize the mold temperature.
As a permanent mounting, one can recessed bolt on the mold A side. Spray glue or tape can be used as a temporary solution before mounting the mold on the machine.