Product Details
Place of Origin: Made In China
Brand Name: Dayoo
Payment & Shipping Terms
Minimum Order Quantity: Negotiable
Price: Negotiable
Delivery Time: Negotiable
Payment Terms: Negotiable
Dimensional Tolerance: |
±0.001 Mm |
Wear Resistance: |
Excellent |
Dielectric Loss: |
0.0002 |
Thermal Conductivity: |
35 W/mK |
Precision Tolerance: |
High |
Purity: |
96%,99% |
Maximum Use Temperature: |
1700c |
Dielectric Constant: |
9.8 |
Volume Resistivity: |
10^14 Ω·cm |
Alumina Content: |
95% |
Low Dielectric Loss: |
0.0002 |
Biocompatibility: |
Yes |
Manufacturing Method: |
Dry Pressing Or Isostatic Pressing |
Thermal Shock Resistance: |
Excellent |
Water Absorption: |
0 |
Dimensional Tolerance: |
±0.001 Mm |
Wear Resistance: |
Excellent |
Dielectric Loss: |
0.0002 |
Thermal Conductivity: |
35 W/mK |
Precision Tolerance: |
High |
Purity: |
96%,99% |
Maximum Use Temperature: |
1700c |
Dielectric Constant: |
9.8 |
Volume Resistivity: |
10^14 Ω·cm |
Alumina Content: |
95% |
Low Dielectric Loss: |
0.0002 |
Biocompatibility: |
Yes |
Manufacturing Method: |
Dry Pressing Or Isostatic Pressing |
Thermal Shock Resistance: |
Excellent |
Water Absorption: |
0 |
Alumina Ceramic Substrates: Advanced Solutions For Electronic Applications
Product Overview
Alumina ceramic substrates represent cutting-edge material technology in electronic packaging and circuit carrier systems. Manufactured from high-purity aluminum oxide (Al₂O₃) through sophisticated ceramic engineering processes, these substrates provide exceptional thermal management and electrical insulation properties. Their unique combination of mechanical robustness and thermal performance makes them indispensable in modern high-density electronic applications where reliability and efficiency are paramount.
Technical Advantages
Superior thermal management capabilities
Excellent high-frequency performance
Outstanding mechanical stability
Exceptional electrical insulation properties
Superior chemical resistance
Precise dimensional stability
Applications
Power electronics and module packaging
RF and microwave communication systems
LED packaging and lighting systems
Automotive electronic control units
Medical device electronics
Aerospace and defense systems
Technical Specifications
Parameter | Test Standard | Unit | Value Range |
---|---|---|---|
Al₂O₃ Content | ISO 14703 | % | 96-99.6 |
Thermal Conductivity | ASTM E1461 | W/m·K | 24-30 |
Flexural Strength | ISO 14704 | MPa | 300-380 |
Dielectric Strength | IEC 60672 | kV/mm | 15-20 |
Dielectric Constant | ASTM D2520 | @1MHz | 9.2-9.8 |
Volume Resistivity | IEC 60672 | Ω·cm | >10¹⁴ |
CTE | ASTM E228 | ppm/°C | 6.5-7.2 |
Surface Roughness | ISO 1302 | Ra μm | 0.2-0.8 |
Manufacturing Process
Raw material selection and formulation
Powder processing and mixing
Green body formation
High-temperature sintering
Precision grinding and machining
Surface metallization processing
Quality inspection and testing
Packaging and shipment
Quality Assurance
ISO 9001 certified manufacturing
100% electrical performance testing
Comprehensive dimensional verification
Batch traceability system
Environmental stress screening available
Custom qualification testing available
Customer Support
24-month performance warranty
Technical consultation services
Application engineering support
Custom design capabilities
Rapid prototyping services
Global logistics support
FAQ
Q: What is the maximum size available for standard substrates?
A: Standard substrates are available up to 150×150 mm, with custom sizes available upon request.
Q: Can these substrates be used in high-vacuum applications?
A: Yes, our alumina substrates are suitable for high-vacuum environments with appropriate processing.
Q: What metallization options are available?
A: We offer various metallization options including thick-film, DBC, and thin-film technologies.
Q: Are custom shapes and patterns available?
A: Yes, we provide complete custom design and manufacturing services for specialized applications.
Industry Applications
Power conversion systems
Telecommunications infrastructure
Automotive electronics
Industrial control systems
Medical imaging equipment