>
<
Fused Cast Zirconium Mullite Brick

Product detail

Product Parameters

项目 Item HT-GM5 HT-GM20
化学成分 % Chemical composition SiO2 17.0-20.0 5.0-8.0
Al2O3 71.0-74.0 71.0-74.0
ZrO2 4.5-6.0 19.0-22.0
Fe2O3 ≤0.5 ≤0.5
Na2O ≤1.0 ≤1.0
CaO ≤0.5 ≤0.5
真密度(g/cm3) True Density ≥3.0 ≥3.0
气孔率 % Apparent Prosity 5-8 5-8
常温抗压强度 MPa Cold Crushing Strength ≥250 ≥250
高温抗压强度 Mpa(1300℃) Hot Crushing Strength 1300℃ 45 120
热导率(1250℃)W/m.k Thermal conductivity  (1250℃) 4.6 9.2
热线性膨胀(1150℃)% Linear thermal expansion(1150℃) 0.9 0.9
体积密度(g/cm3) Bulk Density PT(RN) 3.0 3.0
WS(VF) 3.2 3.2
晶相分析 % Crystallographic Analysis 刚玉相 Corundum Phase 39 71
莫来石相 Mullite Phase 41 /
玻璃相 Glass Phase 15 9
斜锆石 Baddeleyite 5 20
Contact Info
  • firespeed@188.com / fireope@188.com
  • Henan Top New Material Co., Limited
top