Slide 1: Bundoora Technical Development Centre
Bundoora Technical Development Centre 13 December 2022
Slide 2: Cautionary and supporting statements
Cautionary and supporting statements This presentation has been prepared by Rio Tinto plc and Rio Tinto Limited (together with their Commission (the “SEC”) or Form 6-Ks furnished to, or filed with, the SEC. Forward-looking statements subsidiaries, “Rio Tinto”). By accessing/attending this presentati
Slide 3: Agenda
Agenda AEDT Topic Presenter Nigel Steward, Chief Scientist 10.00 – 10.15 Overview and history of the Bundoora centre Jared Osborne, General Manager – Technical Development Lithium: Fundamentals, our battery 10.15 – 10.30 materials strategy and an update on Rincon Travis Baroni, Chief Advisor – Batte
Slide 4: Acknowledgement of country
Acknowledgement of country ©2022, Rio Tinto, All Rights Reserved 4
Slide 5: Induction
Induction
Slide 6: Overview
Overview Bundoora Technical Development Centre
Slide 7: Our global R&D footprint
Our global R&D footprint Kennecott Copper Aluminium Technology Laboratory Solutions (ATS France) Rio Tinto Iron Ore US Borax Dampier labs ELYSIS Industrial Queensland Research Research and and Development Centre Development Center Aluminium Technology Bundoora Technical Solutions (ATS ARDC) Developm
Slide 8: Disciplined technology roadmap
Disciplined technology roadmap Health & Safety ESG Growth Carbon Productivity 9 projects 19 projects 32 projects 21 projects 54 projects Green steel and Reducing frontline Reducing water Discovering new low-carbon Maximise value from exposure to hazards consumption orebodies products each ore body M
Slide 9: Bundoora Technical Development Centre
Bundoora Technical Development Centre Iconic and unique Rio Tinto facility Celebrating 30 years of applying technical development to how we find, study, develop, optimise and close our operations ©2022, Rio Tinto, All Rights Reserved 9
Slide 10: Technical development with an implementation focus
Technical development with an implementation focus Only central development laboratory within Rio Tinto for Group-wide, multi-commodity support External view of the Bundoora Technical Development Centre Column leaching facility Jadar pilot plant Advanced orebody characterisation Sample preparation V
Slide 11: About Bundoora: fast facts
About Bundoora: fast facts Combination of factors providing Rio Tinto with a competitive advantage People ~7,000m2 Partnerships across all business units to unlock value & create new technologies ~100 of Rio Tinto owned explore | study | execute | operate staff and office, laboratories, contractors
Slide 12: Our core capabilities: Linked to our objectives
Our core capabilities: Linked to our objectives Our purpose: Supporting growth and closure studies, orebody discovery and asset related process, water and tailings development Excel in Development | Impeccable ESG | Best Operator | Social Licence Process Development Geometallurgy Water, Waste & Tail
Slide 13: Our portfolio: Partnering to deliver value via technical breakthroughs
Our portfolio: Partnering to deliver value via technical breakthroughs Working across the full breadth of Rio Tinto’s commodities and assets Jadar Process Development Rincon NutonTM RIMs and KIMs* De-risking process development for Rapid support to process development Primary copper sulphide heap le
Slide 14: History of solving complex problems
History of solving complex problems A longstanding history of adding substantial value to the business Century Zinc IOC* Red Water RIMs* Jadar Successfully developed alternative Developed and implemented an Leading edge orebody discovery Process development for extraction process routes for RTX* dis
Slide 15: Lithium
Lithium
Slide 16: Lithium market fundamentals
Lithium market fundamentals Strong demand Market tightness Growth opportunities + Rincon, Argentina Rincon, Argentina 4-7x lithium demand growth Potential for prices to clear above Significant portfolio growth by 2030 the cost curve opportunities Lithium will be a fundamental ingredient Supply bottl
Slide 17: Battery Materials Opportunity
Battery Materials Opportunity Ambition to develop a leading business by 2030, centred on lithium and potentially nickel Explore Mine Refine Manufacture EVs* Recycle Large-scale organic growth – Rincon Potential targets – exploration, projects, operations Grow the Business Three imperatives: strategi
Slide 18: Foundations of a Global Lithium Business
Foundations of a Global Lithium Business Boron, USA Jadar, Serbia* – Ownership: 100% – Ownership: 100% – Stage: Feasibility Study – Stage: Construction ready – Mine and ore type: Open pit (clay) – Mine and ore type: Underground (Jadarite) – Products: Lithium Carbonate – Products: Lithium Carbonate,
Slide 19: Rincon Project
Rincon Project Starter plant construction and studies for larger scale options are progressing well Starter plant in construction - Market entry in 2024 Larger scale options under evaluation Developing strong relationships with local communities, Salta Argentina a safe and attractive jurisdiction fo
Slide 20: Strong linkages to the Bundoora facility
Strong linkages to the Bundoora facility Jadar Rincon Boron ©2022, Rio Tinto, All Rights Reserved 20
Slide 21: Rio Tinto
RioTinto
Slide 22: Nuton
NutonTM
Slide 23: What is Nuton?
What is Nuton? • Nuton is a technology venture, home to a unique integration of innovative nature-based copper leach technologies, know-how and capabilities. • Our leading performance is made possible by harnessing the power of microbes and cracking What is the code on naturally occurring extraction
Slide 24: Nuton is a key growth lever and enabler for low-carbon copper
NutonTM is seen as a key growth lever for Rio Tinto and an enabler for low-carbon copper Nuton’s potential Nuton has the potential to deliver Current Progress leading ESG performance • Worldwide demand for copper is Carbon intensity (CO2/t) In development for +25 years, with growing rapidly (i.e., t
Slide 25: The journey so far
The journey so far A Rio Tinto venture Additive program Nuton commenced commercialisation NutonTM Pilot plant @ waste strategy Small & large column First pilot heap on tests at Bundoora Bundoora (300t) processing ROM* at KUC* (1.5Mt) (La Granja) flowsheet Initial CFD* model development 2019 2020 202
Slide 26: Nuton offers exceptional recovery performance
NutonTM offers exceptional recovery performance A Rio Tinto venture Nuton extracts up to >80% of copper from primary copper Nuton modelling capabilities reduce requirement for sulphides compared to 25-35% in tradition heap leach process extensive test programs 100 100% Nuton 90 90% >80% 80 80% 70 70
Slide 27: Nuton has numerous applications that expand partnership optionality
NutonTM has numerous applications that A Rio Tinto venture expand partnership optionality Inactive Mines Brownfield Expansions Greenfield sites Nuton advantages • Alternative to concentrator • Low water & power intensity • Positive community impact • Lower water & power intensity • In-country finish
Slide 28: Building a pipeline of opportunities
Building a pipeline of opportunities A Rio Tinto venture Yerington, Nevada-US Cactus, Arizona-US Los Azules, San Juan-Argentina (Lion Copper Gold) (Arizona Sonoran Copper Company) (McEwen Copper) Historic Mine Brownfield Greenfield • Option to earn in • 7.4% interest in Arizona Sonoran Copper Compan
Slide 29: Rio Tinto
RioTinto
Slide 30: Steel Decarbonisation
Steel Decarbonisation
Slide 31: Why does the world need to decarbonise the steel industry?
Why does the world need to decarbonise the steel industry? The steel industry ranks first among heavy industries when it comes to CO2 emissions, accounting for 3 billion tonnes of CO2 annually or ~8% “ It is either a Climate Solidarity Pact – of global total However, steel is a key material to enabl
Slide 32: Green steel pathways: range of potential technology options available
Green steel pathways: range of potential technology options available Estimated time to Commercial Scale* CO2e (/tLS) Ore Suitability (using renewable power) Chemical 0 0.4 0.8 1.2 1.6 2.0 2.4 56 58 60 62 64 66 68 70 Current BF-BOF Optimisation 1-20 years Optimised Nat Gas DRI/HBI Shaft Today H2 DRI
Slide 33: Supporting our customers - steel decarbonisation
Supporting our customers - steel decarbonisation 1 2 3 4 5 6 Blast Furnace Pilbara Beneficiation BioIronTM H2 DRI + Melter High-Grade DRI Iron Ore Portfolio Optimisation Optimising current Upgrading our Ironmaking with Ironmaking with Entry to high-grade Bringing high- technology Pilbara ores Pilbar
Slide 34: BioIron - green alternative pathway for iron & steelmaking
BioIronTM - green alternative pathway for iron & steelmaking Simple Raw Material Preparation Ironmaking* Low-carbon Electricity 1 Fine Iron Ore, Fluxes and Biomass are blended together... Air used to combust Carbon 5 volatiles Stage where oxygen containing Gangue removal in is removed DRI an Electri
Slide 35: H2 DRI + Melter - Processing Pilbara ores with hydrogen
H2 DRI + Melter - Processing Pilbara ores with hydrogen Transition to carbon-neutral: the industry is shifting Partnership with BlueScope explores from BF-BOF* to H2 DR-EAF* steelmaking adding an Electric Melter into the process Seaborne Iron Ore Product by Grade Ore Step 1: Ironmaking Step 2: Steel
Slide 36: Rio Tinto
RioTinto