Recently [Stefan] of CNC Kitchen took a gander at using his gaggle of 3D printers to try injection molding (IM ... the clamped-shut mold against the nozzle of the FDM printer to inject the ...

which uses compressed air to force the silicone out of the nozzle and into the waiting mold. It’s basically using a bunch of home DIY gear to create a cheap injection molding solution for ...