What are Tungsten Titanium (TiW) Sputtering Targets?

Tungsten Titanium (TiW) Sputtering Targets are high-performance thin-film deposition materials composed of a tungsten (W) and titanium (Ti) alloy. These targets are widely used in semiconductor, microelectronics, optical coatings, and aerospace applications due to their high thermal stability, excellent adhesion properties, and superior corrosion resistance.

Chemical Properties and CAS Number

• Material: Tungsten Titanium (TiW) Alloy
• CAS Number: 7440-33-7 (Tungsten), 7440-32-6 (Titanium)
• Typical Composition: 90% W – 10% Ti (other ratios available: 80/20, 70/30, 60/40, etc.)
• Density: 14.5 – 17 g/cm³ (varies with composition)
• Melting Point: 2,700 – 3,400°C
• Electrical Resistivity: 20 – 50 µΩ·cm
• Hardness: HV 300 – 600
• Thermal Conductivity: 40 – 150 W/(m·K)
• Purity: ≥ 99.9% (High-Purity Available: 99.99%)
• Appearance: Metallic gray solid

Applications of Tungsten Titanium (TiW) Sputtering Targets

1. Semiconductor & Microelectronics Industry

• Used in barrier layers and adhesion layers for integrated circuits (ICs) and MEMS devices.
• Essential for thin-film resistor coatings.
• Applied in silicon wafer metallization processes.

2. Optical & Thin-Film Coatings

• Used in anti-reflective coatings and infrared (IR) optics.
• Enhances mechanical durability and optical stability.

3. Aerospace & Defense Applications

• Employed in high-temperature coatings for satellites, spacecraft, and military-grade electronics.
• Used in wear-resistant and oxidation-resistant coatings.

4. Hard Coatings & Wear-Resistant Films

• Applied in cutting tools, medical implants, and industrial components.
• Improves wear resistance and corrosion protection.

5. MEMS (Micro-Electro-Mechanical Systems) Devices

• TiW thin films are widely used in microsensors and actuators.
• Ensures stable and conductive contact layers.

Pricing of Tungsten Titanium (TiW) Sputtering Targets

Pricing depends on composition, purity, size, and order quantity:

• Small-Scale (Research Use): $500 – $2,500 per piece
• Industrial Orders: $3,000 – $10,000 per batch
• Custom Orders: Prices vary based on thickness, diameter, and purity level

Factors Influencing Pricing

• Composition Ratio (90/10, 80/20, 70/30, etc.)
• Purity Level (99.9% vs. 99.99%)
• Sputtering Target Size (Diameter & Thickness)
• Bulk Order Discounts & Custom Specifications
• Processing & Shipping Costs

Conclusion

Tungsten Titanium (TiW) Sputtering Targets are critical materials for semiconductor, electronics, aerospace, and hard coatings. Their high durability, superior adhesion, and resistance to oxidation make them ideal for thin-film applications requiring high performance and reliability.