Arc Melter
PartMelts metal pieces together under argon on a water-cooled copper hearth to make intermetallic buttons. Non-consumable tungsten electrode, water-cooled copper hearth for charges of 5 to 20 g, pump-down and argon backfill, and a recirculating chiller. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.