Lost Foam Casting: Plaster Feeders and Vents
Making Plaster Feeders and Vents to Improve the Casting Process
The finished results from Lost Foam Casting can be greatly improved with the additional use of plaster feeders and vents. As I demonstrate in this video below, these help keep the metal hotter for longer, make it easier for it to flow and fill its intended shape and, perhaps most critically, help to vent off unwanted gasses that would spoil the finish.