Shell casting is a process method of making shell with resin-coated sand. Two shells bonded together to form casting cavity, melting iron water and pouring into casting cavity.
Ruthenium-based titanium anodes contain ruthenium dioxide as the main component, and can be added with iridium, tin, platinum, antimony, titanium, palladium and other elements, and are produced by a thermal decomposition process. They are mainly suitable