L5 · MaterialsCritical mineral⬦ ChokepointChina (dominant)

Tungsten

Interconnect and contact metal with concentrated supply

Map

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AI Intelligence Graph

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Follows the graph · 1 entity

Full file coming soon. Tungsten's links, deals and figures below are what the graph holds today.Not collected yet: 360, Money, Investors, Market share, People and hiring, Legal, News and events, Earnings calls. Anthropic is the first complete company file (people, investors, legal, hiring, birth to now); other companies follow one at a time. Open Anthropic's file

Overview

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Forecast record

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L5 Materials · Critical mineral · China (dominant) · chokepoint

Tungsten

Interconnect and contact metal with concentrated supply

RSS
Links
2
Deals from filings
0
Exposed if it fails
1
34 within 2 steps
It depends on
0
0 within 2 steps

No company file yet: revenue, customers and other figures appear here once they are taken from its filings.

What it is

Tungsten (via WF6 gas and W metallization) is used for contacts, vias and interconnects in chips, and for hard tooling across fab equipment manufacturing. China dominates roughly 80% of global tungsten mining and processing and added tungsten-related items to export-control lists in 2024-2025 amid US-China trade tensions. This makes a workhorse fab metal an emerging strategic chokepoint.

Key facts

from its map entry
China share
~80% of mining/processing
Uses
Chip contacts/vias (WF6), tooling
Controls
Added to China export-control scope 2024-25

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Connections2 links

Pulled 28 Oct 2026 · AI Systems Map links

Who depends on it

1

Policy

1

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Data sources1 source

SourceFeedsData datedPulledPulled againStatus
AI Systems Map links2 links; built July 2026, deals re-checked against filings 27 to 28 Oct 2026Connections·28 Oct 2026when the map is reviewedhand-built; deals checked against filings

Times are New York time. Free sources are pulled on the schedule shown by the pipeline runner (data/corpus/run_pipelines.py), which logs every run; paid sources run only with the owner's yes; filings and newsroom pages are re-read when a new document is filed.

Links come from the AI Systems Map ontology. Deals carry the filing's own wording and a quote, checked against the document; latest source 2026-10-26. Not investment advice.