Machine for mixing and vacuum casting of plaster for production of moulds for the gold industry

摘要

The machine comprises two parallel cylindrical containers, one of which has means capable of mixing plaster powder and water, the other containing a series of dies, said containers being connected to means of aspiration capable of creating the vacuum and installed in a rotating support that can be brought from an essentially vertical position to a horizontal position in which the container with plaster is superimposed on the container containing the dies. IMAGE