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Alumina Ceramic Substrate for Film Integrated Circuit

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High-Performance Alumina Ceramic Substrate for Thin Film Integrated Circuits

Product Overview

As a cornerstone of advanced electronic packaging and microelectronics packaging, Puwei's Alumina Ceramic Substrates deliver unmatched performance for sophisticated thin film integrated circuits. Engineered from high-purity aluminum oxide (Al₂O₃), they provide the perfect synergy of exceptional electrical insulation, superior thermal conductivity, and robust mechanical stability. This makes them the foundational platform of choice for high-frequency modules, RF applications, and precision systems where reliability is non-negotiable.

Technical Specifications

Our substrates are available in High-Purity (99.9% Al₂O₃) and Standard (95-99% Al₂O₃) grades to match your performance and budget requirements.

  • Electrical: Dielectric Constant (1 MHz): ~9.9 | Low Loss Tangent for superior high-frequency signal integrity.
  • Thermal: Excellent thermal conductivity | Sintering temperature up to 1650-1990°C.
  • Mechanical: High flexural strength, exceptional hardness, and superior wear resistance.
  • Surface Finish: Ultra-smooth surfaces (controlled Ra) optimized for precise thin-film deposition, critical for microwave components and fine-line circuits.

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Puwei High-Purity Alumina Ceramic Substrate for Thin Film Circuit Applications

High-Purity Alumina Ceramic Substrate for Thin Film Circuit Applications

Core Features & Advantages

  • Signal Integrity Champion: Stable dielectric properties with minimal loss ensure reliable performance in RF circuits and microwave applications.
  • Advanced Thermal Management: Efficient heat dissipation protects sensitive components, extending lifespan in high-power power devices and dense assemblies.
  • Precision-Ready Surface: Ultra-smooth finish guarantees optimal adhesion and patterning for thin-film and thick film hybrid microcircuit processes.
  • Built to Endure: Excellent mechanical robustness ensures dimensional stability under thermal cycling and harsh operating conditions.
  • Chemically Inert: High resistance to corrosion ensures long-term reliability in demanding environments, ideal for robust sensor packaging.

Implementation Process: From Substrate to Circuit

  1. Substrate Preparation: Clean and activate the alumina surface for optimal film adhesion.
  2. Circuit Patterning: Apply photolithography to define precise circuit geometries.
  3. Thin Film Deposition: Utilize sputtering or evaporation to deposit conductive/resistive layers.
  4. Pattern Definition: Employ etching or lift-off processes to create final circuit features.
  5. Component Integration: Mount and bond semiconductor devices and passives.
  6. Testing & Validation: Perform rigorous electrical, thermal, and reliability tests.

Key Application Scenarios

  • Telecom & Radar: Foundational material for high-frequency modules and microwave components in 5G, satellite, and radar systems.
  • Power Electronics: Provides critical insulation and heat spreading for high-power microelectronic components in EVs, renewable energy, and industrial drives.
  • Advanced Sensing & Optoelectronics: Delivers the dimensional stability and surface quality required for precision sensors and optoelectronics applications.
  • Aerospace & Defense: Selected for avionics and military communications due to proven reliability under extreme conditions.
  • Medical Electronics: Trusted in diagnostic and imaging equipment where performance and safety are critical.

Why Choose Puwei's Alumina Substrate?

  • Boost Performance: Enable higher frequency operation and better signal integrity.
  • Enhance Reliability: Improve thermal management to extend product lifecycle.
  • Increase Manufacturing Yield: Consistent quality and dimensional accuracy reduce production costs.
  • Gain Design Freedom: Support for complex, multi-layer configurations.
  • Ensure Compliance: All materials meet RoHS and REACH standards for global acceptance.

Certifications & Quality Assurance

Our manufacturing follows stringent international quality management systems. We ensure every batch of bare ceramic plates meets precise specifications for use in the manufacturing assembly of electronic integrated circuits, fully complying with RoHS and REACH regulations.

Customization & Manufacturing Excellence

We tailor solutions to your needs: custom dimensions, specific alumina purity (95%, 99%, 99.9%), and specialized surface treatments. Our expertise in tape casting, precision sintering (1550°C-1990°C), and rigorous QC ensures substrates with exceptional density and performance for your most demanding prototypes and volume production runs.

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2 year
Address: Xian, China


Main Product: Alumina Ceramic Substrates, Aluminum Nitride Substrates, Metallized Ceramics, AlN Ceramics Disc, DPC Substrate, DBC Ceramic Substrate

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The information of 2bvideo.com limited shown above is provided by the user or collected on the network. Video 2B does not guarantee the authenticity,accuracy and legitimacy of 2bvideo.com limited information. Video 2B does not involve legal relationships and disputes between users arising from transactions other than secured transactions on this website. Disputes shall be settled by you through negotiation. If you are the person in charge or relevant employee of this enterprise, if you find that the enterprise information is incorrect or want to manage thiscompany, please contact us jacklee1558@gmail.com, after you claim the enterprise, you can obtain management permission, publish supplyand demand information, bring consulting orders, and remove page advertisements.
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