Powder metallurgy is also known as press-and-sinter. Many metals are treated with this process to produce a porous material called sponge fines. For example, iron sponge fines are small particles of ...

Ores of reactive metals have to be heated with carbon or carbon monoxide in order to extract the metal. Copper oxide powder is mixed with carbon powder. The mixture is heated strongly for a few ...

The other focuses on processing metal ores, particularly those vital to the semiconductor industry. “Metal ores being ...

Critical Metals Plc (GB:CRTM) has released an update. Critical Metals Plc has started delivering copper ore from its Molulu project in the DRC, with the first 40-tonne batch now at OM Metals for ...