Name	ZrO2+HfO2	CaO	Fe2O3	SiO2	Long-period serving temp.	Working temp.	Stability
Semi-Stab-Zirconium	95% Min	3.7-4.1%	0.1%Max	0.2Max	2300℃	2500℃	70-80%
Full-Stab-Zirconium	94% Min	4.5-5.0%	0.1%Max	0.2Max	2300℃	2500℃	98%Min

Yellow Calcium Stab-Zirconium

Name	ZrO2+HfO2	CaO	Fe2O3	SiO2	Al2O3	Long-period serving temp.	Working temp.	Stability
Semi-Stab-Zirconium	94%Min	3.7-4.1%	0.1%Max	0.4%Max	0.35%Max	2200℃	2300℃	70-80%
Full-Stab-Zirconium	93%Min	4.5-5.0%	0.1%Max	0.4%Max	0.35%Max	2200℃	2300℃	98% Min