High Purity Alumina Ceramic Substrate manufactured from 99.5%-99.9% alumina (Al₂O₃). This alumina ceramic substrate provides excellent electrical insulation, mechanical strength and dimensional stability. For specific thermal shock resistance requirements, Zirconia Toughened Alumina (ZTA) composite materials can also be selected.
Widely used in optical communication and optoelectronic packaging, including optical module ceramic substrate applications, optical transceiver ceramic substrates and ceramic package substrates. It is also applied in semiconductor manufacturing and equipment, aerospace, new energy applications (hydrogen energy and advanced batteries), petrochemical industry, advanced machinery equipment and high-temperature electronic packaging.
Serving OEM customers in the USA, Germany, Japan, and Europe.
Delivery time depends on product specifications, customization requirements and order quantity. Contact CERAMPRO for detailed production schedules and project evaluation.
High Purity Alumina Ceramic Substrate is a precision ceramic component made from 96%-99.8% alumina (Al₂O₃) material. It is widely used in optical communication modules, optoelectronic packaging, semiconductor equipment and electronic applications where electrical insulation, dimensional stability and surface accuracy are required. With different alumina grades available, CERAMPRO provides ceramic substrate solutions for standard applications as well as high-precision thin film circuits and optical packaging.
CERAMPRO offers alumina ceramic substrate materials with different purity levels to meet various performance requirements.
Optical Communication & Optoelectronic Packaging:
Optical module ceramic substrates, optical transceiver substrates, laser packaging components and optoelectronic ceramic substrates.
Semiconductor & Electronic Applications:
Thin film ceramic substrates, ceramic package substrates, semiconductor equipment components and high-frequency electronic circuits.
Industrial Applications:
Aerospace electronic systems, new energy equipment, high-temperature electronic packaging and precision ceramic components.
| Parameter | 96% Alumina (Standard) | 99.8% Alumina (Thin Film) | Remarks |
|---|---|---|---|
| Purity | 96% Al₂O₃ | ≥99.8% Al₂O₃ | Affects surface quality and application performance |
| Thermal Conductivity | 24-28 W/(m·K) | 30-33 W/(m·K) | Important for thermal management |
| Dielectric Strength | ≥15 kV/mm | ≥20 kV/mm | Electrical insulation performance |
| Surface Roughness (Ra) | 0.6-0.8 μm | ≤0.05 μm (Polished) | Suitable for thin film applications |
| Flexural Strength | 320 MPa | 380 MPa | Mechanical strength |
| Coefficient of Expansion | 7.2 × 10⁻⁶/K | 8.2 × 10⁻⁶/K | Compatible with Si/GaN chips |
| Max Service Temperature | 1500°C | 1700°C | Continuous operating temperature |
| Material | Main Advantages | Typical Applications |
|---|---|---|
| Alumina Ceramic | Good insulation, stable performance, cost-effective | Optical packaging, electronic insulation, ceramic substrates |
| Aluminum Nitride (AlN) Ceramic | High thermal conductivity and heat dissipation capability | High-power optical modules and thermal management applications |
| Zirconia Ceramic | High toughness and wear resistance | Fiber optic ferrules and precision alignment components |
An alumina ceramic substrate is a precision ceramic plate made from aluminum oxide (Al₂O₃). It is commonly used for electrical insulation, optical packaging, electronic circuits and semiconductor applications.
CERAMPRO provides 96% alumina ceramic substrate for standard applications and 99.8% high purity alumina substrate for thin film and precision packaging requirements.
Alumina provides stable insulation, good mechanical strength and dimensional stability, making it suitable for optical module ceramic substrates and optoelectronic packaging.
Alumina ceramic focuses on electrical insulation and cost efficiency, while AlN ceramic provides higher thermal conductivity for applications requiring improved heat dissipation.
Yes. CERAMPRO provides custom alumina ceramic substrate manufacturing based on customer drawings, including dimensions, thickness, surface finishing and tolerance requirements.
Yes. The high purity and smooth surface finish of 99.8% alumina make it suitable for thin film circuits, ceramic package substrates and precision electronic applications.
Alumina ceramic substrates are used in optical communication, optoelectronic packaging, semiconductor equipment, aerospace electronics, new energy and electronic industries.
CERAMPRO provides grinding, polishing and customized surface finishing according to application requirements.
Yes. CERAMPRO supplies customized alumina ceramic substrate solutions to OEM customers in Japan, Germany, the USA and Europe.
CERAMPRO combines ceramic material expertise, precision manufacturing capability and OEM support to provide reliable alumina ceramic substrate solutions for global customers.
