Description
Pure tungsten rod is a high-density, high-purity metal rod mainly composed of tungsten metal, with a tungsten content usually higher than 99.95% [^ 2 ^]. The following is a detailed introduction about pure tungsten rods:
Definition and Purity
✅Purity: The tungsten content of pure tungsten rods usually exceeds 99%, and some products can reach 99.999%.
✅Physical and Chemical Properties
High density: The density is about 19.3g/cm ³;
High melting point: melting point up to 3422 ° C, suitable for extreme high temperature environments;
High hardness: Hardness ≥ 69HRA, excellent wear resistance;
Conductivity and thermal conductivity: conductivity ≥ 30% IACS, good thermal conductivity;
Corrosion resistance: resistant to acid and alkali corrosion, strong oxidation resistance at high temperatures.
Specifications and dimensions
Shape: circular, rectangular, square, hexagonal, etc., can be customized with special shapes.
Sectional dimensions: diameter or side length 1-350mm, length 30-6000mm.
application area
🔹Industrial manufacturing:
Processing tools (such as cutting heads), wear-resistant parts (crankshafts, cylinder liners);
Resistance welding machine electrodes, heating elements, quartz furnace components.
🔹Electronics and Research:
Lighting equipment tungsten wire, sputtering target material, and counterweight block;
Laboratory electrodes and high-temperature experimental equipment.
🔹Aerospace:
Rocket satellite components, high-performance alloy additives.
🔹other:
Precision components such as printer needles, import wires, and support wires.
Production process
Powder metallurgy: By pressing and sintering tungsten powder, high purity and uniformity are ensured.
Overall, pure tungsten rods have become important materials in the industrial, scientific research, and defense fields due to their excellent performance. The specific selection needs to be customized according to the purity, size, and performance requirements of the application scenario.
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