3D Print Patterns, Sand Molds, & Cores | Hoosier Pattern Inc.- disgital sand moulding ,Pattern manufacturing is easy with the ExOne 3D sand printer. We create pattern parts, prototypes, 3D printed sand molds, and sand casting core solutions.FOUNDRY SAND TESTING EQUIPMENT OPERATING …foundry sand testing equipment operating instructions (afs) ridsdale & co ltd. registered office newham hall, newby, middlesbrough, ts8 9ea, england