ThermalEast
// SPEC · 耐火原料

白刚玉微粉 Al2O3 99.5% D50<5μm

白刚玉微粉，Al2O3≥99.5%，D50<5μm，高活性，适用于超低水泥浇注料基质、鱼雷罐高纯整体内衬及先进结构陶瓷烧结助剂。

耐火原料最高温度: 1900°CGB/T 2480

// 主要特性

  • Ultra-fine D50 <5μm particle size maximizing reactive sintering activity in castable matrix
  • Al2O3 ≥99.5% enabling ultra-low cement (ULC) and no-cement (NC) castable formulation
  • High specific surface area improving bonding with hydratable alumina in monolithic refractories
  • Optimized particle size distribution enhancing self-flow castable flowability and green strength

// 技术规格

SiO2 (%)≤0.03
Al2O3 (%)≥99.5
Fe2O3 (%)≤0.02
Available Grain SizesD50 <5μm, D50 <3μm, D97 <10μm
Bulk Density (g/cm³)0.40–0.65

// 应用领域

Ultra-low cement castable matrix for steel ladle working liningSelf-flow castable for blast furnace taphole surround and runnerTorpedo ladle high-purity monolithic lining repair mixAdvanced structural ceramics reactive sintering matrixContinuous casting tundish permanent lining low-cement castable
// 快速规格
最高温度1900°C
体积密度3.98 g/cm³
执行标准GB/T 2480
// 获取报价

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