Supply Chain

Nickel Supply Chain: From Mine to Market

The nickel supply chain has been fundamentally reshaped by Indonesias emergence as the dominant producer (~55% of global output). Chinese-funded processing complexes in Sulawesi (IMIP, Weda Bay) use RKEF technology to produce nickel pig iron for stainless steel and increasingly HPAL technology to produce battery-grade mixed hydroxide precipitate (MHP). This Indonesian supply surge has been the single most disruptive force in critical mineral markets in recent years. Traditional sulfide nickel mining (Canada, Australia, Russia) produces higher-quality Class 1 nickel but at higher cost. The key supply chain divide is between Class 1 nickel (sulfide-origin, battery-suitable) and Class 2 (NPI/ferronickel for stainless). Indonesias successful conversion of laterite resources to battery-grade material eroded this distinction. China dominates nickel refining and battery precursor production. ESG concerns around Indonesian nickel (coal-powered HPAL, deforestation) create tension with Western EV supply chain requirements.

Production Geography

Global Nickel production is led by Indonesia, which accounts for approximately 55% of world output, followed by Philippines. The full list of major producing nations includes Indonesia, Philippines, Russia, New Caledonia, Australia. This geographic concentration means that disruptions in key producing regions can have outsized impacts on global supply and pricing.

Extraction Methods

Nickel is extracted using the following primary methods:

• Open-pit laterite mining
• Underground sulfide mining
• Deep-sea mining (proposed)

Processing and Intermediate Products

Nickel is primarily sourced from Laterite (limonite, saprolite), Pentlandite (sulfide), Garnierite. After extraction, the raw material undergoes multiple processing steps including beneficiation, chemical treatment, and refining to reach the purity levels required by downstream industries. Typical ore grades range from 0.8-3% Ni.

Key Supply Chain Participants

The Nickel supply chain involves these major companies:

Supply Chain Vulnerabilities

Key vulnerabilities in the Nickel supply chain include concentration of 55% of production in Indonesia, limited processing capacity diversification, and long lead times for new mining projects. Monitoring these vulnerabilities remains important for supply chain resilience planning.