World alumina production aligns with demand forecast, with a 6% growth in Q3 2025

The world alumina production concluded the third quarter of 2025 with a positive trajectory, overcoming a soft September thanks to strong output in July and August when the volume reached an all-time high. Although primary aluminium production slowed, alumina output remained tightly aligned with consumption trends.

Strong momentum keeps alumina output aligned with consumption According to the International Aluminium Insitute, the world alumina production volume in Q3 2025 amounted to 39.387 million tonnes versus 37.225 million tonnes, reflecting a Q-o-Q rise of 5.81 per cent. While metallurgical-grade climbed up from 34.937 million tonnes to 37.002 million