Xiamen Tungsten Co., Ltd.(600549.SS)
HQ CN18% share
Major Chinese integrated tungsten producer (APT, powder, carbide) — part of the China-dominated tungsten supply chain.
mineral · input
Tungsten Carbide (Cutting Tools / Bits)
Cemented tungsten carbide for drill/saw/router bits and inserts — the hardest common cutting material. Tungsten is ~80% China-mined and ~85% China-processed, and was export-controlled in Feb 2025.
4
Source countries
5
Companies
1
Goods affected
0
Claims on record
What depends on it
Goods that need this input
1 essential American goods rely on tungsten carbide (cutting tools / bits) somewhere upstream in their supply chain.
Where it comes from
Source countries
Share of global supply, by country.
| Country | Share of supply |
|---|---|
| CNChina | 81% |
| VNVietnam | 4% |
| RURussia | 3% |
| KPNorth Korea | 2% |
Who makes it
Supplier companies
5 companies produce tungsten carbide (cutting tools / bits).
Kennametal Inc.(KMT)
HQ US10% share
US tungsten-carbide tooling and wear-component maker (cutting tools, mining bits, wear parts).
Ceratizit S.A.
HQ LU
Maker of cemented-carbide cutting tools, wear parts and tungsten-carbide materials.
Sandvik AB(SAND.ST)
HQ SE
Leading specialty-steel maker; its strip steel (e.g. 13C26) is a reference material for razor and surgical blades — same metallurgy serves industrial knives and medical cutting.
Zhuzhou Cemented Carbide (ZCC-CT)
HQ CN
Major Chinese maker of tungsten-carbide tools and inserts; vertically integrated into tungsten.