FW-1, carbide feed
Carburised into tungsten carbide for cutting tools, drill bits and wear parts.
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Tungsten powder
Tungsten powder is classified into grades FW-1, FW-2 and FWP-1 according to chemical composition and intended application.
- Grade / purity
- FW-1 / FW-2 / FWP-1
- Standard
- Producer standard
- Form
- Powder
Applications
FW-2, contacts and shielding
Tungsten-copper contacts, and heavy alloy for radiation shielding and ballast.
FWP-1, plasma spray
Sized for plasma spraying, where a hard, high-melting coating has to hold.
Specification
| Grade | Main ingredient, min. W (%) | Oxygen content (%) | Particle size (µm) |
|---|---|---|---|
| FW-1 | ≥ 99.9 | ≤ 0.20 | By agreement between the parties |
| FW-2 | ≥ 99.9 | ≤ 0.25 | By agreement between the parties |
| FWP-1 | ≥ 99.9 | ≤ 0.20 | By agreement between the parties |
