The factors influencing the application of a potenti al dental material should include not only the mechanical property

biocompatili ty

corrosion resistance and cost

but also the casting forming

which has to be excellent and most important for perfect crest making in false tooth casting. B ased on previously developed dental Ti alloy

crest was produced actually by us ing pure Ti casting system. X-ray detection and visual observation indicated th at qualified crest casting free from inner and outer casting defects can meet th e requirement of false tooth casting forming.