| Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Ander |
| > 93% | 45-50% | <1% | <0.5% | <4% | <1% |
| Item | Waarde |
| Waterabsorpsie (%) | <2 |
| Bulkdigtheid (g/cm3) | 1.4-1.5 |
| Spesifieke swaartekrag (g/cm3) | 2.4-2.6 |
| Vrye volume (%) | 40 |
| Bedryfstemperatuur (maks.) (℃) | 1200 |
| Moh se hardheid (skaal) | >7 |
| Suurweerstand (%) | >99.6 |
| Alkali-weerstand (%) | >85 |
| Grootte | Verpletteringssterkte | |
| Kg/deeltjie | KN/deeltjie | |
| 1/8” (3 mm) | >35 | >0.35 |
| 1/4” (6 mm) | >60 | >0.60 |
| 3/8” (10 mm) | >85 | >0.85 |
| 1/2” (13 mm) | >185 | >1.85 |
| 3/4” (19 mm) | >487 | >4.87 |
| 1” (25 mm) | >850 | >8.5 |
| 1-1/2” (38 mm) | >1200 | >12 |
| 2” (50 mm) | >5600 | >56 |
| Grootte en toleransie (mm) | ||||
| Grootte | 3/6/9 | 9/13 | 19/25/38 | 50 |
| Verdraagsaamheid | ± 1.0 | ± 1.5 | ± 2 | ± 2.5 |