致密锆英石砖的规格参数
| Item型号 | HDZ-65 | HDZ-68 |
| ZrO2(%) | ≥65 | ≥68 |
| SiO2(%) | ≤33 | ≤30 |
| Fe2O3(%) | ≤0.3 | ≤0.3 |
| 显气孔率Apparent Porosity(%) | ≤1 | ≤8 |
| 体积密度Bulk Density(g/cm3) | ≥4.25 | ≥4.15 |
| 抗压强度Cold Crushing Strength(Mpa) | ≥310 | ≥200 |
| 荷重软化温度0.2Mpa Refractoriness Under Load T0.6℃ | ≥1680 | ≥1680 |
| 示温熔锥当量Pyrometric Cone Equivalent S.C.SK | 40 | 40 |
可逆热膨胀Reversible Thermal Expansion 1000℃ % | 0.5 | 0.5 |
