CY8297 Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm

Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm Description

This high-purity Aluminium Oxide (Al₂O₃) A-plane (11-20) Sapphire Crystal Substrate offers exceptional mechanical strength, chemical stability, and heat resistance in one precisely engineered wafer. Measuring 50.8 mm in diameter with a thickness of 0.5 mm, it provides a uniform platform for epitaxial growth, enabling consistent results in demanding semiconductor, optoelectronic, and advanced optical device applications. The carefully oriented A-plane substrate enhances crystal alignment, ensuring accurate layer deposition and improved device performance.

Manufactured to rigorous quality standards, each substrate undergoes meticulous polishing and inspection processes to deliver an ultra-smooth surface with minimal defects. Its durability and thermal conductivity make it ideal for high-temperature processes, including LED production and GaN-based device fabrication. Rely on this sapphire substrate to achieve reliable, repeatable outcomes and push the boundaries of cutting-edge research and development.

Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm Applications

Aluminium Oxide Sapphire Crystal Substrates, specifically Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm, offer exceptional mechanical strength, chemical stability, and thermal conductivity. With a flawless crystal structure and uniform surface, these substrates deliver superior precision and reliability. Their broad optical transparency range and excellent insulating properties position them as a leading choice for various industrial, research, and commercial applications.

1. Industrial Applications

·         High-temperature tooling and fixtures: Their exceptional thermal stability and hardness ensure reliable performance under extreme conditions.

·         LED manufacturing wafers: Leveraging low defect densities and robust substrates for efficient light emission.

2. Research Applications

·         Advanced optical studies: Exploiting excellent transparency and uniform surfaces for spectroscopy and photonics experiments.

·         Quantum and spintronics research: Taking advantage of high structural precision for cutting-edge device fabrication.

3. Commercial Applications

·         Durable watch faces and camera lens covers: Harnessing outstanding scratch resistance and clarity.

·         Medical imaging components: Providing superb chemical stability and optical quality for accurate imaging results.

Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm Packaging

Each Aluminium Oxide Sapphire Crystal Substrate is individually sealed in a cleanroom-compatible, anti-static pouch, then cushioned with foam inserts to prevent damage. Store in a low-humidity, temperature-controlled environment to maintain crystal integrity and minimise contamination risks. An inner protective layer guards against airborne particles and moisture. Custom packaging options, including vacuum-sealed bags or specialised inserts, are available to meet specific handling, shipping, or storage requirements.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm FAQs

Q1: What are the key material properties of Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm ?

A1: This substrate is a single-crystal aluminium oxide (sapphire) wafer featuring the A-plane (11-20) orientation. It exhibits high mechanical hardness (9 on the Mohs scale), excellent optical transparency in the visible and infrared ranges, and outstanding chemical stability. With a low dielectric constant and robust thermal conductivity, it supports high-temperature processes. The diameter is 50.8 mm and the thickness is 0.5 mm, ensuring uniform thickness for scientific or industrial applications.

Q2: How should this product be handled and stored?

A2: This sapphire substrate should be handled with latex or nitrile gloves to prevent particulate contamination and avoid direct contact with oils. Use non-abrasive tools, such as plastic or Teflon tweezers, to minimise surface damage. Transport and store the substrates in clean, dry containers with padded compartments to prevent scratches. Avoid exposing them to sudden temperature changes to prevent thermal shock. Regular inspections and careful cleaning with appropriate solvents ensure long-term durability.

Q3: Which quality standards and certifications apply to Aluminium Oxide Sapphire Crystal Substrate, Al2O3 A-Plane (11-20) Dia. 50.8 mm x 0.5 mm ?

A3: These substrates comply with stringent industry and ISO standards for crystal purity, dimensional accuracy, and surface flatness. Many suppliers adhere to ISO 9001 for quality management, ensuring traceable production processes. Specialized certifications, such as ASTM E595 for outgassing, may apply when used in vacuum or aerospace applications. Metrology protocols verify orientation tolerances, surface cleanliness, and minimal defects to meet rigorous performance requirements.

Related Information

1. Industry Standards and Certifications

Adherence to stringent guidelines is essential for Aluminium Oxide Sapphire Crystal Substrates, such as the A-plane (11-20) Dia. 50.8 mm x 0.5 mm configuration, to be recognised for consistent performance and reliability. Compliance with ISO 9001 frameworks confirms a well-controlled manufacturing environment, ensuring that each substrate meets precise orientation tolerances and thickness specifications. Furthermore, specialised certifications often require rigorous assessment of flatness, surface roughness, and crystalline quality, all of which are vital to the successful function of the substrate in high-stakes applications.

Because this particular sapphire crystal substrate is designed for demanding optical and electronic processes, meeting industry standards like SEMI (Semiconductor Equipment and Materials International) is paramount. These regulations outline specific criteria for orientation accuracy and residual stress levels, helping manufacturers deliver a consistently robust product. By aligning with such validated benchmarks, the A-plane (11-20) substrate gains acceptance in sectors that demand exacting levels of quality, uniformity, and product traceability.

2. Applications in Advanced Industries

Enterprises leverage the exceptional mechanical strength and thermal stability of this A-plane (11-20) Dia. 50.8 mm x 0.5 mm Sapphire Crystal Substrate for high-speed optoelectronics and power device fabrication. Its unique crystalline orientation and minimal surface defects allow researchers to develop lasers, sensors, and photonic integrated circuits with precision. The high hardness rating of sapphire further supports delicate thin-film layers that can endure intense operating conditions, setting a firm foundation for devices requiring reliable, long-term functionality.

Developments in ultraviolet (UV) optics also benefit from this substrate’s outstanding transparency in a wide spectral range. Advanced surgical tools and diagnostic imaging systems rely on its optical clarity to achieve accurate results and maintain consistent performance. In addition, semiconductor testing protocols often involve harsh thermal cycling, which is efficiently managed by the crystal’s exceptional heat conductivity. These attributes make the A-plane (11-20) substrate an asset in global industries seeking to push the boundaries of technology without compromising quality or resilience.