Astron Limited · ASX:ATR

Astron — Investor Presentation (July 2025)

20 slides from Astron's investor presentation, Aug 18, 2025

  1. Slide 1: Business Update Presentation Clarification

    ASX Announcement ASX Code: ATR 18 August 2025 Business Update Presentation Clarification Further to the Business Update presentation released to the ASX on 30 July 2025, Astron Corporation Limited (ASX:ATR) (Astron or the Company) provides an updated presentation including the following clarificatio

  2. Slide 2: Business Update: Pathway to becoming a critical minerals producer

    www.astronlimited.com.au For personal use only Business Update Pathway to becoming a critical minerals producer Presentation by Tiger Brown following close of Extraordinary General Meeting 30 July 2025

  3. Slide 3: Disclaimer

    www.astronlimited.com.au Disclaimer CAUTIONARY STATEMENT COMPETENT PERSONS STATEMENT For personal use only This presentation has been prepared by Astron Corporation Limited (Astron or the Company). The information contained in The information in this report that relates to the MIN5532 Mineral Resour

  4. Slide 4: Astron and its Partners

    www.astronlimited.com.au Astron and its Partners For personal use only Globally Significant Resource Position • Donald Project (51% owned) • Jackson Project (100% owned) Yingkou Mineral Separation Plant Dual-product Stream H Robust Economics MC • Rare earths to Energy Fuels (EF) • Ti, Zr to Astron &

  5. Slide 5: Donald Rare Earth & Mineral Sands Project

    www.astronlimited.com.au Donald Rare Earth & Mineral Sands Project For personal use only Near-term, low CAPEX, low OPEX source of western rare earths Globally significant Major project critical mineral project1 approvals in-hand 1st 4th EPBC Work Plan Global in-situ Ex-China rare ✓ ✓ zircon resource

  6. Slide 6: Historical Share Price Performance

    www.astronlimited.com.au Historical Share Price Performance Jun 25: Work Plan approved use only Jun 23: Donald Project Jun 24: Execution Phase 2 PFS released of JV agreement 1.00 600,000 Dec 23: MOU and 0.90 Feb 21: Updated Apr 23: Donald Project offtake agreement Donald Project Ore Phase 1 DFS rele

  7. Slide 7: Board & Management

    www.astronlimited.com.au Board & Management Board For personal use only George Lloyd Tiger Brown Mark Elliott Kang Rong Gerard King Chair Managing Director Non-Executive Director Non-Executive Director Non-Executive Director Executive Sean Chelius Grant Huggins Jessica Reid Joshua Theunissen Greg Be

  8. Slide 8: Position in the Wimmera

    www.astronlimited.com.au Position in the Wimmera For personal use only Donald Project Jackson Project Goschen WIM Avonbank Project Unit (JV) (ATR) (VHM) (ILU) (WIM) Largest Contained Resource Mt 1,811 823 585 1,377 488 resource in Mineral HM % 4.60 4.80 2.87 4.90 4.00 region Resource Total Heavy Min

  9. Slide 9: Globally Significant Resource Position

    www.astronlimited.com.au Globally Significant Resource Position For personal use only Rare Earth Resource – Relative In-situ Resource & Grade of Ti & Zr – Relative In-situ 6.0 2.5% Perth Basin (ILU) Ranobe (EFR) 5.0 Donald Project (ATR) Jackson Project Contained TREO Resource1 (Mt) 2.0% (ATR) 4.0 1.

  10. Slide 10: Phase 1 Economics

    www.astronlimited.com.au Phase 1 Metrics1 Unit Phase 1 For personal use only Pre-tax NPV8 (FID) $m 837 Pre-tax IRR % 22.1 Post-tax NPV8 (FID) Post-tax IRR $m % 522 17.6 Economics Payback period from start of operations years 5.0 Execution capital cost $m 439 Planned Operations Cumulative free cash f

  11. Slide 11: Low CAPEX, Low OPEX, Scalable R.E. Production

    www.astronlimited.com.au Low CAPEX, Low OPEX, Scalable R.E. Production For personal use only 1,800 Mountain Pass 1,600 Grade (NdPr %) 14-19 20-24 1,400 25-29 30+ Mt Weld 1,200 CAPEX (US$m) 1,000 800 600 Donald 400 200 0 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 50.00 OPEX ($/kg TREO)

  12. Slide 12: Extensive Evaluation and De-risking

    www.astronlimited.com.au Extensive Evaluation and De-risking For personal use only Geology & Mining Engineering Early Works - Underway Delineated reserves Pilot scale processing plant Water pipeline tie-in • Pre-production drilling ✓ • Early contractor involvement • Land access secured ✓ • Mining te

  13. Slide 13: Next Steps

    www.astronlimited.com.au Next Steps For personal use only Final • Update detailed mine plan based on pre-production drilling assays Investment • Progress contract negotiations to ready-to-execute Decision Report • Update resource reports to comply with NI43-101 & SK-1300 requirements • Continue to e

  14. Slide 14: Project Schedule

    www.astronlimited.com.au Project Schedule For personal use only CY2025 CY2026 CY2027 Activity Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Project Financing Negotiations ✓ On-Min Approvals Review ✓ Off-Min Approvals ✓ Earthworks/Mining Tender & Design Award Mob. Pre-Strip & Construction Comm. Operations Water D

  15. Slide 15: Scalable Economics

    www.astronlimited.com.au Scalable Economics For personal use only Opportunity to leverage unique resource position China Mineral Separation Plant • Capture additional value • Direct access to end users & customers Donald Project – Phase 2 “Doubling” • Construction commencement as soon as 2029 • PFS

  16. Slide 16: Contact Us

    www.astronlimited.com.au For personal use only Contact Us Address Tiger Brown L10, 224 Queen St, 03 5285 7088 Melbourne, VIC, contact@astronlimited.com.au 3000 Australia Get in touch

  17. Slide 17: Appendix A - Competitor Information Disclosure

    www.astronlimited.com.au Appendix A - Competitor Information Disclosure For personal use only Measured Indicated Inferred Total Company Exchange ticker & material Date Project Development Stage Ore THM HM Ore THM HM Ore THM HM Ore THM HM reference (Mt) % (Mt) (Mt) % (Mt) (Mt) % (Mt) (Mt) % (Mt) VHM

  18. Slide 18: Appendix B - Competitor Information Disclosure – Rare Earths

    www.astronlimited.com.au Appendix B - Competitor Information Disclosure – Rare Earths For personal use only Measured Indicated Inferred Total Company Exchange ticker & material Date Project Development Stage Ore TREO TREO Ore TREO TREO Ore TREO TREO Ore TREO TREO reference (Mt) % (Mt) (Mt) % (Mt) (M

  19. Slide 19: Appendix C - Competitor Information Disclosure – Ti & Zr

    www.astronlimited.com.au Appendix C - Competitor Information Disclosure – Ti & Zr For personal use only Measured Indicated Inferred Total Company Exchange ticker & material Date Project Development Stage Ore THM HM Ore THM HM Ore THM HM Ore THM HM reference (Mt) % (Mt) (Mt) % (Mt) (Mt) % (Mt) (Mt) %

  20. Slide 20: Appendix D – Mineral Resource Statement

    www.astronlimited.com.au Appendix D – Mineral Resource Statement For personal use only Mineral Resource above a 1% total HM cut-off Mineral Resource where VHM data is available reported above a cut-off of 1% total HM Classification Tonnes Total HM Slimes Oversize % of total HM (Mt) (%) (%) (%) Class

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