Zeitschrift für Pulvermetallurgie und Bergbau

Abstrakt

Designing the Porosity and Superelastic Ways of Behaving of NiTi Compounds ready by an Electro-Helped Powder Metallurgical Course in Liquid Salts

Xie Hongwei

An Electro-Helped Powder Metallurgical (EPM) course can plan permeable NiTi combinations with controllable porosities and pore sizes utilizing nickel (Ni) and titanium (Ti) powders at a temperature going from 850 to 950 °C. To adjust the porosity and pore size of the NiTi alloy as well as its properties, such as the elastic modulus, phase transformation temperature, shape memory effect, and superelasticity, ammonium hydrogen carbonate was used as a sacrificial space holder. By enhancing the combination temperature and content of the conciliatory space holder, the porosity, pore size, flexible modulus, and the recuperation strain. Subsequently, the EPM course is promising to plan permeable Ti-based combinations for inserts.