High temperature resins can be 3d-printed and used for molds. These can be used for low-run injection molding or vacuumforming. Formlabs have some content on t

High temperature resins can be 3d-printed and used for molds. These can be used for low-run injection molding or vacuumforming. Formlabs have some content on the topic: https://formlabs.com/blog/braskem-3d-printing-injection-molding/ https://formlabs.com/blog/braskem-3d-printing-injection-mold...