---
title: "Sigma Lithium releases investor presentation highlighting low-cost, sustainable lithium concentrate expansion plans"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/290562932.md"
description: "Sigma Lithium presented expansion plans targeting lithium concentrate capacity of 520,000 tonnes by 2027, with a second phase aiming for 770,000 tonnes. The company highlighted DMS plant upgrades and a shift to in-house mining operations to boost productivity and reduce costs. Adjusted All-In Sustaining Costs (AISC) are projected at US$620/tonne in Q3 2025, rising to US$710/tonne in Q1 2026."
datetime: "2026-06-23T12:30:30.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/290562932.md)
  - [en](https://longbridge.com/en/news/290562932.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/290562932.md)
generator: "portal-rs"
---

# Sigma Lithium releases investor presentation highlighting low-cost, sustainable lithium concentrate expansion plans

-   Sigma Lithium outlined expansion plans to 520,000 tonnes of lithium concentrate capacity in 2027. \* A second expansion targets 770,000 tonnes in 2027 or 2028, with funding discussions ongoing. \* AISC was shown at US$ 620 per tonne in 3Q25, rising to US$ 710 per tonne in 1Q26. \* The company highlighted DMS plant upgrades targeting 270,000-300,000 tonnes capacity, with automation aimed at 70% recovery. \* Mining operations were described as shifting in-house from contractors, with a larger fleet intended to lift productivity and cut operating costs. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Sigma Lithium Corporation published the original content used to generate this news brief on June 23, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT) Original Document: here

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**