Description of Pure Hf Hafnium Sputtering Target

Pure hafnium is a high‑value metallic sputter material recognised for outstanding thermal stability and corrosion resistance. Without careful fabrication, impurity inclusions and uneven grain formation can create local hot spots during sputtering, leading to erratic erosion and compromising the reliability of deposited thin‑films. Our pure Hf hafnium sputtering target is produced with rigorous purification and consolidation processes to minimise impurities and deliver consistent grain structure across the whole component. It yields high‑purity hafnium layers suitable for semiconductor barrier structures, high‑temperature protective coatings and advanced material‑science research. Each target completes dimensional validation, impurity screening and detailed surface inspection before shipment. Designed for laboratory and pilot‑scale sputtering cathodes. Its predictable material behaviour reduces surface hot‑spot risks over long‑run deposition, supporting stable, reproducible film performance for your high‑precision thin‑film development tasks.

Features of Pure Hf Hafnium Sputtering Target

1. Pure hafnium for high‑purity deposition  

2. Ideal for semiconductor gate electrodes  

3. Dense target for stable sputter rates  

4. Excellent thermal stability for demanding processes  

5. Custom sizes for R&D and production  

6. Low impurity for device‑grade thin films  

7. Suitable for DC and RF magnetron systems  

8. Supplied with full purity certification  

9. Vacuum‑sealed for oxidation protection  

10. Reliable performance for plasma display panels

Applications of Pure Hf Hafnium Sputtering Target

Semiconductor Industry: Used to produce hafnium oxide (HfO₂) high-k dielectric thin films—a core material for gate dielectric layers in advanced-node chips—as well as for barrier and contact layer deposition.

Optics and Coatings: Used to create high-temperature-resistant oxide coatings for applications in extreme environments, such as rocket engine nozzles and spacecraft thermal protection systems.

Nuclear Industry: Leveraging hafnium's neutron-absorbing properties, related thin films and materials are used in nuclear reactor control components.

Specifications of Pure Hf Hafnium Sputtering Target

Circular Sputtering Targets(Diameter): 1.0”2.0”3.0”4.0”5.0”6.0” up to 21”

Rectangular Sputtering Targets(Width x Length): 5” x 12”5” x 15”5” x 20”5” x 22”6” x 20”

Thickness: 0.125”,   0.25”

Shape: Disc/Rectangular

Bonding: Unbonding/Bonding

Purity: 2N(99%), 3N(99.9%), 3N5(99.95%), 4N(99.99%).

Preparation and Quality Control

Preparation Process: Methods such as vacuum melting, vacuum arc melting, and hot isostatic pressing (HIP) are primarily employed; the target material requires fine internal grains and a uniform composition.

Key Indicators: Target surface flatness and density directly affect the uniformity of the sputtered film; analysis of metallic impurities in high-purity hafnium targets typically utilizes GDMS or ICP-OES, while gas element analysis is performed using LECO instruments.

⚠️ Selection Recommendations

‌By Purity‌: 99.95% purity is sufficient for general coating or research applications, whereas advanced semiconductor manufacturing processes require higher purity levels.

‌By Dimensions‌: Verify the target size and shape are compatible with your equipment; most suppliers offer customization options.

‌Supply Chain Considerations‌: Refining high-purity refractory metal raw materials (such as hafnium ingots) is challenging, and certain high-end materials rely on specific suppliers; therefore, procurement lead times and pricing should be confirmed in advance.