new material
Hafnium carbide (HfC) is a high-performance ceramic compound renowned for its extreme hardness, thermal resistance, and chemical stability. It is widely used in aerospace components, high-temperature coatings, refractory materials, and nuclear applications. Due to its superior properties, hafnium carbide is essential in advanced engineering, industrial manufacturing, and precision machining.
Product Overview
Hafnium carbide (HfC) is a high-melting-point refractory material with extremely high strength and hardness. It is a compound of hafnium and carbon, typically with a low carbon content in its composition. Hafnium carbide has a cubic crystal structure and is widely used in aerospace, hard alloys, and high-temperature materials. It exhibits excellent thermal conductivity and impact resistance at high temperatures and can form solid solutions with other carbides like ZrC, TaC, and NbC. Due to its excellent corrosion resistance and high-temperature properties, HfC is an ideal choice for high-temperature structural and electrode materials.
Product Features
- High Melting Point:Hafnium carbide has a melting point of up to 3900°C, making it suitable for extreme temperature environments.
- Excellent Thermal and Electrical Conductivity:With a thermal conductivity of 6.28 W/(m·K) and an electrical resistivity of 40–50 µΩ·cm, it is suitable for heat treatment and electrical applications.
- Low Thermal Expansion Coefficient:A thermal expansion coefficient of 6.73 × 10⁻⁶/°C provides stability under high-temperature conditions.
- Good Impact Resistance:High strength and toughness allow it to withstand extreme impact forces.
- Corrosion Resistance:Hafnium carbide offers excellent corrosion resistance, especially in harsh chemical environments.
Applications
- Aerospace:Used in the manufacturing of high-temperature nozzles, high-temperature linings, arc or electrolysis electrodes, and other critical components.
- Hard Alloys:As an additive in hard alloys, HfC enhances the strength and wear resistance of the alloy.
- Coating Materials:Hafnium carbide is commonly used in coating materials such as plasma spraying processes, providing excellent high-temperature and corrosion resistance.
- High-Temperature Structural Materials:Due to its high melting point and excellent mechanical properties, HfC is widely used in high-temperature structural materials, ideal for components in extreme temperature environments.
| Brand | Chemical composition % | ||
| HfC | C | Free carbon | |
| HfC | ≥99.0 | ≥6.3 | ≤0.10 |
| size | -300 mesh, -500 mesh, or on-demand processing. | ||
| packing | 1 kg / bag, 30 kg / drum | ||
