主要用于玻璃窑炉、玻璃纤维炉、垃圾焚烧炉、电热炉等窑炉的关键部位。锆刚玉用于熔化池池底铺面及其它技术玻璃熔炉的有关部位。
锆质砖
Series Zirconia Brick
项目 Ltem |
致密锆英石砖 Dense Zircon brick |
普通锆英石砖 Zircon brick |
锆莫来石砖 Zi-Mull brick |
再烧结电熔AZS-30 |
ZrO2% |
≥65 |
≥60 |
≥7 |
≥28 |
AL2O3% |
- |
- |
≥73 |
≥52 |
SiO2% |
- |
≤38 |
≤18 |
≤18 |
Fe2O3% |
≤0.3 |
≤0.5 |
≤0.5 |
≤1.0 |
显气孔率% Apparent porosity |
≤18 |
≤22 |
≤20 |
≤18 |
体积密度g/cm3 Bulk density |
≥3.7 |
≥3.5 |
≥2.8 |
≥3.0 |
常温耐压强度MPa Cold crushing strength |
≥100 |
≥100 |
≥100 |
≥100 |
荷重软化开始温度℃(0.2MPa ,0.6%) Refractoriness under load |
≥1650 |
≥1620 |
≥1700 |
≥1650 |