Silex Systems Limited · ASX:SLX
Silex Systems — Investor Presentation (August 2026)
25 slides from Silex Systems's investor presentation, Aug 27, 2026
Slide 1: Commercialising Next-Generation Laser Enrichment Technology
Commercialising Next-Generation Laser Enrichment Technology Investor Presentation | 27 August 2026 Dr Michael Goldsworthy CEO/Managing Director Silex Systems Limited ASX: SLX OTCQX: SILXY www.silex.com.au 1
Slide 2: Forward Looking Statements and Risk Factors
Forward Looking Statements and Risk Factors About Silex Systems Limited (ASX: SLX) (OTCQX: SILXY) Silex Systems Limited ABN 69 003 372 067 (Silex or the Company) is a technology commercialisation company, the primary asset of which is the SILEX laser enrichment technology (SILEX technology), origina
Slide 3: Silex Investment Highlights
Silex Investment Highlights Progressing at pace towards commercialising Silex’s laser enrichment technology 1 Unique third-generation laser-based SILEX1 enrichment technology for uranium and nuclear fuel production in the US, classified by the US and Australian Governments 2 Leveraged to global tail
Slide 4: Silex's strategy is focused on maximising shareholder value
Silex’s strategy is focused on maximising shareholder value1 Two distinct value propositions for Silex shareholders when it comes to GLE: Equity interest in GLE – currently at 51% Silex Perpetual royalty from GLE (under the exclusive 1 2 ownership SILEX technology licence agreement) • Equity positio
Slide 5: Highlights and upcoming catalysts for GLE / Silex
Highlights and upcoming catalysts for GLE / Silex RECENT HIGHLIGHTS EXPECTED UPCOMING CATALYSTS TECHNOLOGY DEMONSTRATION COMPLETED 1 CONTINUED TECHNOLOGY MATURATION 1 • Key large-scale technology demonstration (TRL-6) successfully • TRL-7 activities underway, focusing on technology maturation and fi
Slide 6: Nuclear Fuel Supply Chain and Evolving Issues
Nuclear Fuel Supply Chain and Evolving Issues • (LEU/LEU+ and HALEU) Issues facing the Global Nuclear Fuel Supply Chain: • Western supply chain recent history – curtailments and under-investment in resources and production capability • Supply chain risks have been exposed by over-dependence on Russi
Slide 7: Favourable Nuclear Fuel Market Price Trends
Favourable Nuclear Fuel Market Price Trends Uranium Price Conversion Price Enrichment (SWU) Price US$/lb US$/kgU US$/SWU $220.00 $120.00 $120.00 $200.00 Russia-Ukraine Russia-Ukraine $200.00 Russia-Ukraine Invasion (Feb 2022) Invasion (Feb 2022) Invasion (Feb 2022) $100.00 $94.00 $100.00 $180.00 $16
Slide 8: GLE's PLEF – a potential single-site solution for US uranium, conversion, and enrichment services
GLE’s PLEF – a potential single-site solution for US uranium, conversion, and enrichment services The current US fleet of 94 reactors is largely dependent on imports for uranium, conversion, and enrichment requirements Uranium (Mlbs U308) Conversion (MkgU) Enrichment (MSWU) 1% 33% 31% Total US Total
Slide 9: Nuclear Fuel Supply Opportunities for GLE
Nuclear Fuel Supply Opportunities for GLE Forecast uncovered US uranium demand from early 2030s is in excess of 25 million lbs annually Million SWU 110 Uncovered SWU Base Case Demand © UxC Forecast uncovered 100 90 US SWU demand from early 2030s 80 70 is ~5 million SWU, rising to more than 60 50 Non
Slide 10: SILEX Uranium Enrichment Technology and GLE's Commercialisation Plan
SILEX Uranium Enrichment Technology and GLE’s Commercialisation Plan www.silex.com.au 10
Slide 11: Evolution of Uranium Enrichment Technology
Evolution of Uranium Enrichment Technology 1st Generation Technology 2nd Generation Technology 3rd Generation Technology Gaseous Diffusion Centrifuge SILEX Laser Very low efficiency – tails legacy Modest efficiency Higher efficiency and throughput High cost Moderate cost Anticipated to be lower cost
Slide 12: Technology Demonstration Completed in October 2025
Technology Demonstration Completed in October 2025 GLE completed key large-scale technology demonstration (TRL1-6) in October 2025 • Standard Technology Readiness Level (TRL) scale used to assess the stage of technology / system development of the SILEX technology • Increasing focus on establishing
Slide 13: Overview of Global Laser Enrichment (GLE)
Overview of Global Laser Enrichment (GLE) • The GLE joint venture current consists of ~120 employees and contractors, mostly based in Wilmington, NC • Focused on the commercialisation of the SILEX uranium enrichment technology in the US, with sites in North Carolina and Kentucky Paducah Laser Enrich
Slide 14: The Paducah Laser Enrichment Facility (PLEF)
The Paducah Laser Enrichment Facility (PLEF) GLE’s economic potential based on its unique single-site solution to address the ‘Triple Opportunity’ PLEF UF6 PLEF LEU PLEF HALEU Product: Natural Grade Uranium Product: Low Enriched Uranium Product: High Assay LEU (as UF6) (LEU/LEU+) (HALEU) GLE’s ‘abov
Slide 15: GLE's Potential PLEF Commercial Plant Opportunities
GLE’s Potential PLEF Commercial Plant Opportunities1 GLE – PLEF Potential Commercial Plant (conceptual only) HALEU ~15 MTU Potential future expansion LEU / LEU+ PLEF LEU 2MSWU and up to 6MSWU PLEF Source: GLE – PLEF Potential Commercial NUF6 Plant (conceptual only) DUF6: Depleted UF6 ~2,000 MTU DDUF
Slide 16: PLEF UF6 Production Opportunity
PLEF UF6 Production Opportunity (Natural grade UF6 production from DOE tails – an ‘above-ground uranium mine’) Akin to a ‘Tier 1’ Equivalent U3O8 Uranium Resource2 Aim to commence Production Based on the expected low initial commercial cost and longevity of Potential production of up to 5 operations
Slide 17: GLE's Indicative Target Timeline for Commercialisation of SILEX Technology
GLE’s Indicative Target Timeline for Commercialisation of SILEX Technology1 Recent achievements 2026 2027 2028 2029 2030 TRL-62 Large-scale Pilot PRODUCTION TECHNOLOGY FINALISATION: TRL-7, 8, and MRL-7, 8, 93 ✓ Demonstration – completed in October 2025 Full-scale production systems in Lead Cascade +
Slide 18: GLE's Commercialisation Activities for the SILEX Technology
GLE’s Commercialisation Activities for the SILEX Technology The PLEF commercial plant site and licensing activities1: • GLE acquired a ~700-acre site for the planned PLEF in November 2024 • Site is strategically located adjacent the US DOE’s former first-generation Paducah Gas Diffusion Plant (PGDP)
Slide 19: GLE's Commercialisation Activities for the SILEX Technology
GLE’s Commercialisation Activities for the SILEX Technology Paducah, KY, preliminary PLEF site activities1: PLEF site, Paducah, KY 1. GLE’s progress to commercialisation is dependent on several factors, including, but not limited to: technology maturation outcomes, market conditions, licensing, indu
Slide 20: GLE's Commercialisation Activities for the SILEX technology
GLE’s Commercialisation Activities for the SILEX technology GLE HQ and classified manufacturing facility in Wilmington, NC – establishing an advanced US domestic manufacturing base and supply chain: GLE HQ and Classified Manufacturing Facility – Wilmington, NC www.silex.com.au 20
Slide 21: Additional Growth Opportunities for Silex
Additional Growth Opportunities for Silex www.silex.com.au 21
Slide 22: Silex Q-Si Production Project for Quantum Computing
Silex Q-Si Production Project for Quantum Computing • Construction of the world’s first laser-based silicon enrichment plant completed in June 2026, with final plant commissioning activities underway • Project leverages the successful pilot demonstration of ‘Zero-Spin Silicon’ production – up to ~99
Slide 23: Silex Q-Si Production Project for Quantum Computing
Silex Q-Si Production Project for Quantum Computing Silex Q-Si Production Module – Lucas Heights, Sydney, NSW www.silex.com.au 23
Slide 24: Summary
Summary ••Summary Silex represents unique leverage into the nuclear fuel supply chain, with significant potential value through equity ownership in GLE (currently 51%), in addition to perpetual royalty flows under the SILEX uranium enrichment technology licence • GLE’s path to market is underpinned
Slide 25: Thank you
Thank you www.silex.com.au 25