.

| Kipengee | Kielezo | Kitengo | Data |
| 1 | mvuto mahususi kwa wingi | g/cm3 | 3.2~3.3 |
| 2 | wastani wa kiwango cha upanuzi (20-1000℃) | 10-6/k | 6.6~8 |
| 3 | Conductivity ya joto | W/(mk) | 2.6~3.8 |
| 4 | Joto maalum | KJ/Kg.k | 1.2~1.4 |
| 5 | kinzani chini ya mzigo | ℃(0.2Mpa) | 1660 |
| 6 | upinzani wa mshtuko wa joto | ℃/ mara 3 | 427 |
| 7 | Laini unyevu | ℃ | 1730 |
| 8 | Kiwango cha Juu cha Joto la Uendeshaji | ℃ | 1650 |
| 9 | Upinzani wa asidi | % | 99.54 |
| 10 | kasi kwa alkali | % | 98.05 |
| 11 | kunyonya maji | % | 5-10 |
| Muundo wa kemikali | |
| Muundo | Data(%) |
| SiO2 | 6~8 |
| A12O3 | > 90 |
| Wengine | <4 |