How to make a two-piece plaster mold for slip casting. Part one, preparing the clay bed for casting. Watch part two to learn how to properly mix and pour the plaster.
For Part Two: How to Measure, Mix and Pour Plaster, visit
https://www.youtube.com/watch?v=Xg3pjR6MJhI
Special thanks to my former MFA professor, Mark Burns, who taught me nearly everything I know about plaster molds and mold-making.