| 摘要 |
<p>The present invention provides a ceramic product comprising 62 to 64 wt% of silicon oxide, 18 to 20 wt% of aluminum oxide, 7 to 9 wt% of iron oxide, 4 to 5 wt% of potassium oxide, 2.5 to 3.5 wt% of germanium, 0.5 to 1 wt% of magnesium oxide, 0.5 to 1 wt% of titanium oxide, and 0.5 to 1 wt% of sodium oxide.</p> |
