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 |
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。
Primarly used for the key parts of the furnace of glass furnace,glass fiber furnace,garbage incinerator furnace,electrothermal furnace,etc.
