Compound

Al₂O₃

SiO₂

Fe₂O₃

SO₃

K₂O

CaO

ZnO

PbO₂

MnO

TiO₂

Oxides (%) in Grounded Ceramics

20.26

73.54

3.54

1.01

3.96

0.75

0.17

0.03

0.02

0.26