
Kubbada dhoobada ah ee kaydinta kulaylka waxaa laga sameeyay alumina warshadeed iyo kaolin oo ah agabka ugu muhiimsan ee ceeriin. Waxaa si cilmiyeysan loo sameeyay, loo qaabeeyey loona kariyey heerkul sare. Waxay leedahay sifooyin wanaagsan:
1) Awood farsamo oo sareysa iyo cimri dheer oo adeeg ah;
2) Xasillooni kiimiko oo wanaagsan, falcelin kiimiko ah oo aan lahayn agab;
3) Iska caabin heerkul sare oo wanaagsan, heerkulka ugu sarreeya ee iska caabbinta kulaylka wuxuu gaari karaa 1900℃.
| Shay | Kubad kaydin qabow | Kubbad kaydinta kulaylka |
| Al₂O₃ (%) | 20-30 | ≥65 |
| SiO₃+Al₂O₃(%) | ≥90 | |
| Fe₂O₃(%) | ≤1 | ≤1.6 |
| Cabbirka (mm) | 10-20/20-40 | 16-18/20-25 |
| Awoodda kulaylka (J/kg.k) | ≥836 | ≥1000 |
| Gudbinta kulaylka (w/mk) | 2.6-2.9 | 2-4 |
| Iska caabinta shoogga kulaylka (℃) | 800 | 1000 |
| Diidmada (℃) | 1550 | 1750 |
| Lumista Abrasion (%) | ≤0.1 | |
| Adkaysiga Mohs (miisaanka) | ≥6.5 | |
| Xoogga burburka (N) | 800-6000 | 1800-3800 |
| Cufnaanta badan (kg/m3) | 1300-1400 | 1500-1600 |