Proto Products is a dealer for the Asiga line of 3D printers.  We also carry a line of products directly related to molding and direct investment casting of 3D resin parts.  The other side of our business is dedicated to helping our customers with the technical knowledge of 3D printing, CAD design techniques, and the chemistry and physics related to direct casting of all 3D printed parts.  We have invented and sell additives and dips that greatly enhance your casting through advanced process engineering.