What is Aluminum Silicon (AlSi) Sputtering Target?

Aluminum Silicon (AlSi) sputtering targets are specialized alloy materials composed of aluminum (Al) and silicon (Si), widely utilized in thin film deposition techniques such as Physical Vapor Deposition (PVD). These targets facilitate the precise deposition of aluminum-silicon films, essential in the semiconductor, solar cell, optical coating, and electronics industries.

Chemical Properties and CAS Number

• Material Name: Aluminum Silicon (AlSi) sputtering target

• Composition: Typically Al (90%-99%) and Si (1%-10%), adjustable based on application requirements

• CAS Number: 11145-27-0 (Aluminum Silicon alloy)

• Appearance: Silver-gray metallic solid target

• Density: Approximately 2.6–2.7 g/cm³ (varies based on Si content)

• Melting Point: Approx. 577–660°C (dependent on composition ratio)

• Thermal Conductivity: High thermal conductivity, typically >150 W/m·K

• Electrical Resistivity: Generally low, excellent electrical conductivity

Applications of Aluminum Silicon (AlSi) Sputtering Target

• Semiconductor Industry:

  • Used in integrated circuits, thin-film transistors, and semiconductor devices for metallization layers.

• Photovoltaic (Solar Cell) Industry:

  • Deposited as back-contact layers and reflective coatings in silicon-based solar cells.

• Optical Coatings:

  • Employed in reflective and antireflective coatings, improving optical efficiency and durability.

• Electronics and Microelectronics:

  • Widely utilized in microelectronic packaging, MEMS devices, sensors, and electronic components.

• Automotive Industry:

  • Coating applications enhancing wear resistance, corrosion resistance, and thermal management in automotive components.

Pricing of Aluminum Silicon (AlSi) Sputtering Target

Pricing varies based on purity, size, composition ratio, and order quantity:

• Research/Laboratory Scale: $200–$1,000 per piece

• Industrial/Bulk Scale: $1,500–$5,000 per batch

• Customized Orders: Prices depend on specifications such as purity, composition, target shape, and thickness.

Factors Influencing Pricing

• Purity level (99%, 99.9%, 99.99%)

• Aluminum-to-silicon ratio (e.g., Al-1%Si, Al-5%Si, Al-10%Si)

• Target size, thickness, and diameter

• Custom machining requirements

• Bulk purchasing discounts

• Special packaging and handling considerations