High Alumina Products-Mullite Block

发布时间:2020-07-01 10:26浏览次数:
Brand Name:GL-60/ GL-65/ GXS-D
Description:
Lower sidewall standard brick,Rider arch,checker for regenerator


项目Item 指标Index
GL-60 GL-65
物理指标Physical properties
体积密度Bulk density(g/cm3 ≥2.40 ≥2.45
显气孔率Apparent porosity(%) ≤20 ≤18
常温耐压强度Cold crushing strength(MPa) ≥60 ≥80
热震稳定性1000℃水冷(次)Thermal shock resistance (1000℃ water-quenching)(cycle) ≥20 ≥20
荷重软化温度 Refractoriness under load T0.6(℃) ≥1550 ≥1600
化学成分Chemical composition (%)
Al2O3 ≥60 ≥65
SiO2 ≤38 ≤35
Fe2O3 ≤1.5 ≤1.0
R2O ≤1.5 ≤1.0

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