NioCorp Investor Presentation Deck

The Power of Aluminum-Scandium Master Alloy No need to quench cast parts High specific strengthening effect Inhibition of recrystallization Grain size refinement Better fatigue life Improved resistance to hot cracking and improved corrosion resistance Enables better parts recycling and circular economics for manufacturers NioCorp Critical Mineral Security Superior Grain Refinement: Aluminum Alloy without scandium (left) and Al-Sc (right)¹ 1 Source: Metallica Minerals. 18

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