premium aluminas for advanced applications


Continuous Ground Calcined Aluminas for the Ceramics Market

Almatis' continuous ground calcined aluminas are characterized by their broad particle size distributions, effectively combining individual crystals with partial agglomerates.

Our production utilizes efficient ball-mill air-classifier systems, targeting optimal median particle size and controlled +45µm residual agglomerate content. This approach ensures a consistent product quality tailored to meet specific requirements.

Ideal for applications that demand precise particle distribution, our continuous ground calcined aluminas reflect Almatis' dedication to meeting industry standards and customer needs.


Feature Products



A 10 -325

Ground Median Size = 8.0µm
Ground Surface Area = 0.50 m²/g
Na2O Content = 0.08%


Product Data Sheet



CT 19 FG

Ground Median Size = 5.5µm
Ground Surface Area = 0.60 m²/g
Na2O Content = 0.08%


Product Data Sheet



A 14 -325

Ground Median Size = 3.2µm
Ground Surface Area = 0.80 m²/g
Na2O Content = 0.03%


Product Data Sheet



CL 3000 FG

Ground Median Size = 4.2µm
Ground Surface Area = 0.90 m²/g
Na2O Content = 0.06%



Product Data Sheet




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