Furuya Metal manufactures industrial-use precious metal products utilizing precious metals with high scarcity value included among platinum group metals (PGM) such as platinum (Pt), iridium (Ir) and ruthenium (Ru). Due to the extreme difficulty in processing these precious metals, the number of in...
metal materials are processed. The distal end of the rotary tool has a probe protruding in a central portion and a shoulder in a peripheral portion, and the probe and the shoulder are constituted by different materials in at least surface portions that are in contact with the metal materials....
the Ir (first protection tube) had the outside diameter of 4.8 mm and the thickness of 0.5 mm, the HfO2 (insulating tube) was a two-hole tube having the outside diameter of 3.2 mm and the inside diameter of 0.9 mm, and the Ir and Ir-40 wt % Rh (wires) each had the...