Zircon bricks
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Suppy Zircon Bricks used for glass kiln.
| High Densed Zircon Bricks(common) | High Densed Zircon Bricks(Shape Special) | Zircon Bricks | |
| Index | NZSP-65 | NZSY-65 | NZSP-63 |
| ZrO2 % min | 65 | 65 | 62-63 |
| SiO2 % max | 34 | 34 | |
| Fe2O3 % max | 0.5 | 0.5 | |
| Apparent Porosity % max | 17 | 18 | 20 |
| Bulk Density g/cm3 min | 3.75 | 3.70 | 3.65 |
| Cold crushing strength Mpa min | 110 | 100 | 100 |
| Refractoriness under load 0.2 Mpa min | 1700 | 1680 | 1650 |
