粒料: 鈣35-38%,白度55-65,燒失量<8.5%; 粉體(ti) : 鈣38-41%,白度75-80,燒失量<3%
坯體(ti) 用矽灰石,鈣32-35%, 燒失4-10%,濕白25-70
鈣>32%,燒失量4-10%,燒後白度20-70
矽99.33%,鐵0.038%,鋁0.28%
矽45-51%,鈣41-46%