GROUPS MATERIAL MANUFACTURER COMPOSITION
EP Experimental Zr(hf)O2=94.7% Zirconium Dioxide + Hafium
Y2O3=5.25% Itrium Trioxide
SiO2 = 0.020% Silicon Dioxide
Fe2O3 = 0.010% Ferrum Trioxide
Na2O = 0.010% Sodium Oxide
CL = 0.020% Clorium
TiO2 = 0.010% Titanium Dioxide
  ST   Schuetz – Schuetz
(Germany)
Zr(O2) =< 96% Zirconium Dioxide
HfO2 =>1% Hafium Dioxide
Y2O3 => 4% Yttrium Trioxide
Al2O3 =< 1% Aluminium Trioxide
SiO =< 0.02% Silicon Oxide
  ZK   Zirkonzahn – Zirkonzahn
(Germany)
ZrO2 = 91.5% Zirconium Dioxide
HfO2 => 3.0% Hafium Dioxide
Y2O3 = 5% Itrium Trioxide
SiO2 = 0.020% Silicon Dioxide
Fe2O3 = 0.0050% Ferrum Trioxide
Na2O = 0.01% Sodium Oxide
Table 1: Groups' names, materials, manufacturers and detailed compositions of the three Y-TZP iscs studied.
*Compositions according to the Manufacturer and Chemical Engineer information.