Activated α-Alumina Powder AMA-10
Product Features:
High purity (low Na₂O ≤0.1%, low SiO₂, low Fe₂O₃)
Small primary crystal size, high reactivity, easy dispersion, excellent sintering performance
High α-phase conversion rate, ≥93%, with excellent high-temperature volume stability
Optimized bimodal particle size distribution, good workability, and rapid strength development
Suitable for various functional shaped and unshaped refractory materials as well as high-purity refractory materials.
Patent No.: ZL201610123552.0
Activated α-Alumina Powder AMA-20
Product Features:
High purity (low Na₂O ≤0.15%, low SiO₂, low Fe₂O₃)
Small primary crystal size, high reactivity, easy dispersion, excellent sintering performance; optimized bimodal particle size distribution based on AMA-10 powder for enhanced compatibility
High α-phase conversion rate, ≥94%, with excellent high-temperature volume stability
Optimized bimodal particle size distribution, good workability, and rapid strength development
Suitable for various high-performance refractory materials.
Patent No.: ZL 201610123552.0
Calcined α-Alumina Powder AMA-40
Product Features:
High purity (low Na₂O ≤0.35%)
Extremely high α-phase conversion rate, ≥95%, with concentrated particle size distribution and excellent high-temperature volume stability
Excellent high-temperature stability, optimized high-temperature performance
Suitable for various shaped and unshaped refractory materials.
Patent No.: ZL201610123552.0