AC10050 Alumina Ceramic Spacer, Aluminium Oxide Spacer, Al2O3 Spacer 0.99

Alumina Ceramic Spacer, Aluminium Oxide Spacer, Al2O3 Spacer 0.99 Description

Alumina Ceramic Spacer, Aluminium Oxide Spacer, Al2O3 Spacer 0.99 is a high-purity (≥99%) Al2O3 component featuring a controlled density of 3.85 g/cm³ and customizable dimensions. With a tensile strength of ~38 Kpsi and a compressive strength of ~300 Kpsi, it provides a thermal conductivity of 30 W/(m·K) and electrical insulation above 10^14 Ohm·cm. Its engineered microstructure ensures consistent performance in high-temperature environments and in applications requiring precise mechanical stability.

Alumina Ceramic Spacer, Aluminium Oxide Spacer, Al2O3 Spacer 0.99 Applications

Electronics
- Used as an insulating spacer in high-temperature circuit assemblies to manage thermal gradients by leveraging its stable thermal conductivity.
- Applied as a structural component in electronic device housings to maintain precise separation and limit thermal expansion effects using its controlled compressive strength.

Industrial
- Serves as a spacer in furnace assemblies to control gaps between heating elements by exploiting its high operating temperature capability.
- Frequently used in precision fixtures to prevent direct metallic contact, capitalising on its high electrical resistivity and mechanical integrity.

Alumina Ceramic Spacer, Aluminium Oxide Spacer, Al2O3 Spacer 0.99 Packing

The product is packaged in sealed, inert-material containers with foam padding to minimise mechanical shock and prevent contamination. Moisture barriers are incorporated to maintain material integrity during storage and transit. Products should be stored in temperature-controlled conditions to preserve their properties. Custom packaging options, including tailored cushioning and compartmentalisation, are available on request to meet specific handling requirements.

Frequently Asked Questions

Q1: How do the specified density and purity levels influence the spacer's performance?
A1: The density of 3.85 g/cm³ combined with ≥99% purity ensures consistent thermal behaviour and mechanical stability. These characteristics reduce internal defects and support uniform performance during high-temperature operations.

Q2: Can the spacer dimensions be customised for specific assembly requirements?
A2: Yes, the dimensions are customisable to match particular assembly configurations. The manufacturing process maintains tight tolerances, ensuring compatibility with various systems and reducing integration issues.

Q3: What factors enable performance stability at elevated temperatures?
A3: The operating temperature reaching up to 1 600 ℃ combined with controlled microstructural properties ensures the spacer maintains its thermal conductivity and electrical resistivity, delivering predictable performance under extreme conditions.

Additional Information

Alumina (Al2O3) is extensively studied for its thermal stability, high mechanical strength, and chemical inertness. Its widespread use in ceramics stems from its capacity to operate effectively in high-temperature settings while providing electrical insulation. These features make it a common choice in both electronic and industrial applications.

The processing of alumina, including sintering and precision milling, is critical in controlling its microstructure and enhancing performance. Understanding these material characteristics helps in selecting the appropriate ceramic components for demanding applications where both thermal and mechanical performance are crucial.