Tungsten(IV) carbide
Tungsten(IV) carbide (CAS: 12070-12-1, Formula: WC, Molar Mass: 195.85 g/mol) is a highly refractory ceramic material renowned for its exceptional hardness and wear resistance. This greyish-black powder exhibits excellent thermal conductivity and a high melting point. It finds critical applications in the manufacturing of cutting tools, wear-resistant parts, and as a component in cemented carbides, contributing to durability and performance in demanding industrial environments.
- IUPAC
- Tungsten monocarbide,Wolfram carbide
- Synonyms
- Tungsten monocarbideWolfram carbide

Cutting Tools
Tungsten carbide is a primary component in the production of high-speed cutting tools, drill bits, and milling cutters due to its extreme hardness and resistance to abrasion and heat.
Wear-Resistant Components
Its durability makes it ideal for manufacturing components subjected to severe wear, such as bearings, seals, nozzles, and punches in various industrial machinery.
Cemented Carbides
Tungsten carbide powder is sintered with a binder metal, typically cobalt, to form cemented carbides, a class of extremely hard and tough materials used extensively in tooling and engineering.
Metallurgy and Materials Science
Used in advanced metallurgical processes and materials science research for developing novel alloys and composite materials with enhanced mechanical properties.
| Molecular weight | 195.85 |
|---|---|
| Linear formula | WC |
| Assay | ≥99% |
| Form | powder |
| Particle size | 2 μm |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | nwg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tungsten(IV) carbide used for?
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Tungsten(IV) carbide is primarily used in the manufacturing of extremely hard and durable cutting tools, wear-resistant components, and cemented carbides for industrial applications.
What is the CAS number and chemical formula for Tungsten(IV) carbide?
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The CAS number for Tungsten(IV) carbide is 12070-12-1, and its chemical formula is WC.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tungsten(IV) carbide with a purity of ≥99% in powder form. This product is not intended for USP, BP, or EP applications and is supplied for research and industrial use.
How should Tungsten(IV) carbide be handled safely?
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Safe handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used to avoid inhalation of dust.
Is Tungsten(IV) carbide a controlled substance?
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Based on the provided data, Tungsten(IV) carbide (CAS: 12070-12-1) is not listed as a controlled substance.
How is Tungsten(IV) carbide packed and exported?
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Tungsten(IV) carbide is available as a powder. Tech Serve Solutions is a global supplier and exporter, capable of meeting diverse packaging and shipping requirements for international orders.
How can I request a quote or sample for Tungsten(IV) carbide?
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To request a quote or sample, please contact the Tech Serve Solutions sales team through our website or by calling our customer service number.
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