// SPEC · Refractory Raw Materials
Tabular Alumina Reactive Micropowder D50<3μm | Al₂O₃ 99.2%
Tabular Alumina reactive micropowder D50<3μm, Al₂O₃ 99.2%, enables ultra-low cement castable systems with superior flowability and green strength for steel ladles, EAF shells, and continuous caster impact pads.
// Key Features
- D50<3μm reactive particle size enabling densification through particle size engineering
- High specific surface area promoting sintering activity and densification at 1400–1600°C
- Ultra-low impurity profile Fe₂O₃ ≤0.02% critical for aluminium and specialty glass industries
- Compatible with colloidal silica and hydratable alumina binder systems for cement-free castables
// Technical Specifications
| SiO2 (%) | ≤0.04 |
| Al2O3 (%) | ≥99.2 |
| Fe2O3 (%) | ≤0.02 |
| Available Grain Sizes | D50<3μm |
| Bulk Density (g/cm³) | ≥3.40 |
// Applications
Ultra-low cement and zero-cement castable matrixSteel ladle purging plug and bottom block castablesEAF delta section spray repair mixesContinuous casting tundish impact pad castablesPetrochemical fluid catalytic cracking (FCC) reactor lining
// Quick Specs
Max Temperature1750°C
Density3.40 g/cm³
StandardGB/T 23297
// Get Pricing
WhatsApp Us