Tetragonal zirconia polycrystal (TZP) is commonly stabilized with 3% to 5% Yttria and has the finest grain size. Since they are almost entirely tetragonal, these zirconia grades have the maximum ...

Although the optically transparent single-crystal ZrO 2 form has a very high thermal shock resistance, it also has poor fracture toughness and strength. Zirconia is well-known among ceramics for being ...