Alumina Ceramic Disc, Aluminum Oxide Disc, Al2O3 Disc Description

Alumina Ceramic Disc, Aluminum Oxide Disc, Al2O3 Disc is produced using high-purity aluminum oxide (Al2O3) with a purity level of ≥95% and a density of 3.65 g/cm³. The disc form is optimized for applications operating under thermal and electrical stress. Its precise manufacture ensures controlled porosity and uniform grain structure, supporting its role in insulation, wear resistance, and high-temperature processing environments.

Specification

*The above product information is based on theoretical data and is for reference only. Actual specifications may vary.

Alumina Ceramic Disc, Aluminum Oxide Disc, Al2O3 Disc Applications

Electronics
- Used as a thermal barrier in semiconductor devices to manage heat dissipation by leveraging its high density and purity.
- Applied as an insulating spacer in electronic assemblies to maintain electrical separation and prevent cross-talk by utilizing its stable microstructure.

Industrial Processing
- Employed as a corrosion-resistant component in chemical reactors to mitigate material degradation through its chemically inert aluminum oxide composition.
- Serves as a protective element in high-temperature furnaces to sustain structural integrity under extreme thermal loads.

Scientific Research
- Used as a calibration standard in thermal conductivity tests to achieve reproducible and accurate measurements by leveraging its consistent density and material properties.

Alumina Ceramic Disc, Aluminum Oxide Disc, Al2O3 Disc Packing

The discs are individually secured in anti-static packaging and cushioned with foam to prevent mechanical shock. The packaging includes moisture-barrier bags to guard against contamination. They are stored in a controlled environment with specified temperature and humidity levels to maintain material stability. Options for customized labeling and reinforced cases are available based on shipment requirements.

Frequently Asked Questions

Q1: What is the significance of maintaining a ≥95% purity in these discs?
A1: Maintaining a ≥95% purity ensures minimal impurity-induced variability, which helps preserve the material’s intrinsic electrical insulation and thermal management properties. This level of control is crucial for applications that require stable performance under harsh operating conditions.

Q2: How does the customizable dimension specification benefit users?
A2: Customizable dimensions allow integration into various designs where space constraints and specific application geometries are critical. This flexibility helps in achieving optimal fit and performance in systems requiring precise component alignment.

Q3: What quality control methods are applied during manufacturing?
A3: Quality control includes microstructural analysis using scanning electron microscopy and routine phase composition assessments. These methods verify consistent grain structure and purity, ensuring that the disc material meets defined technical standards for demanding applications.

Comparison Table

Additional Information

Alumina, known chemically as Al2O3, is widely recognized for its electrically insulating and thermally stable properties. Its crystalline structure contributes to its ability to withstand high temperatures and corrosive environments, making it a staple material in both academic and industrial research.
The application of alumina in various forms spans across multiple sectors, where its chemical inertness and mechanical strength support tasks ranging from electronic device insulation to high-temperature structural components. Understanding the material science behind alumina aids engineers in optimizing its use in diverse industrial applications.