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Puwei Ceramic specializes in manufacturing precision laser scribed alumina substrates specifically designed for integrated circuit applications. Our advanced alumina ceramic substrates offer exceptional electrical insulation, thermal management, and dimensional stability, making them ideal for demanding electronic applications.
Using state-of-the-art laser scribing technology, we create precise patterns and circuits on high-purity aluminum oxide (Al₂O₃) ceramics, providing reliable performance in high-frequency and high-temperature environments. These substrates serve as the foundation for various electronic ceramic products, offering superior durability and electrical properties compared to conventional materials.
Precision Laser Scribed Alumina Substrate for High-Density Integrated Circuits
Our alumina substrates provide outstanding electrical insulation with an acceptable dielectric constant and low dielectric loss across wide temperature and frequency ranges, making them ideal for high-frequency circuit applications.
Advanced laser scribing enables precise circuit patterns with micron-level accuracy, allowing for complex designs and high-density interconnects that are impossible with traditional manufacturing methods.
With a thermal conductivity of 29W/m·K, our substrates efficiently dissipate heat from sensitive electronic components, enhancing device reliability and longevity in demanding applications.
Alumina ceramic offers exceptional hardness, wear resistance, and mechanical strength, ensuring dimensional stability and protection for delicate electronic components.
Highly resistant to chemical attack and corrosion, our substrates maintain performance in harsh environments where other materials would degrade.
Laser scribing technology allows for rapid design changes and customization without the need for expensive tooling, making it ideal for prototyping and low-to-medium volume production.
Our laser scribed substrates are ideal for RF and microwave applications where precise impedance control and low signal loss are critical. The consistent dielectric properties ensure stable performance across frequency ranges.
For power semiconductor devices and modules, our substrates provide excellent electrical isolation and thermal management, making them suitable for DBC ceramic substrate applications in inverters, converters, and motor drives.
The precision and stability of our alumina substrates make them perfect for housing sensitive MEMS devices and sensors, providing protection while maintaining electrical performance.
In LED arrays and optoelectronic devices, our substrates offer excellent reflectivity and thermal management, extending device lifespan and maintaining color consistency.
For medical imaging, diagnostic equipment, and implantable devices, our substrates provide the reliability and precision required in critical healthcare applications.
The durability and performance stability of our substrates under extreme conditions make them suitable for aerospace and defense applications where reliability is paramount.
Our manufacturing facilities and processes are certified to international quality standards (Certificate: GXLH41023Q10642R0S). We maintain rigorous quality control protocols throughout production to ensure consistent performance and reliability.
Our laser scribed alumina substrates comply with relevant industry standards for electronic ceramics and are suitable for use in automotive, medical, aerospace, and industrial applications requiring certified components.
We offer comprehensive OEM & ODM services to meet specific customer requirements. Our technical team can produce ceramic substrates with thicknesses ranging from 0.2mm to 2.00mm, with custom dimensions, shapes, and laser scribed patterns according to customer specifications.
Our expertise extends to specialized requirements such as custom metallized ceramics with various metal coatings (Cu, Al, Au, Ag) optimized for your specific application needs. We can also provide hybrid solutions incorporating other advanced materials like aluminum nitride ceramics for enhanced thermal performance.
Whether you require standard 96% alumina or high-purity 99.6 alumina ceramic substrate for enhanced performance, our engineering team can develop solutions that meet your exact technical requirements.
Our manufacturing process incorporates advanced techniques specifically developed for precision laser scribed substrates:
Each production batch undergoes multiple quality checkpoints to ensure dimensional accuracy, surface quality, and electrical performance.
We package our laser scribed ceramic substrates in specially designed anti-static containers with protective liners to prevent scratches, contamination, and electrostatic damage. Sturdy cartons are stacked on pallets and secured with straps or shrink wrap for optimal protection during transit.
We support multiple transportation methods including ocean, air, and express shipping, with flexible Incoterm options (FOB, CIF, EXW) available. Our major shipping ports include Shanghai, Beijing, and Xi'an.
Laser scribing offers superior precision, flexibility, and speed compared to traditional methods like screen printing or photolithography. It allows for finer feature sizes, rapid design changes without tooling, and eliminates the need for chemicals used in etching processes.
While our expertise focuses on single-layer laser scribed circuits, we can provide metallization ceramics services for multilayer applications through techniques like thick-film printing or thin-film deposition. Please consult with our engineering team for specific multilayer requirements.
Our advanced laser systems can achieve feature sizes as small as 50μm, with positioning accuracy of ±10μm. This precision enables high-density interconnects suitable for most integrated circuit applications.
While aluminum nitride ceramics offer higher thermal conductivity (150-180 W/m·K), alumina provides an excellent balance of performance and cost-effectiveness for most applications. Alumina also offers better mechanical strength and is more widely available in various sizes and thicknesses.
We primarily specialize in manufacturing the ceramic substrates with laser scribed patterns. However, we can recommend partners for component assembly or provide guidance on suitable assembly techniques for your specific application.
Our quality control process includes 100% visual inspection, automated optical measurement of critical dimensions, electrical testing of continuity and isolation, and sampling for more comprehensive testing including thermal cycling and bond strength evaluation.
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Main Product:
Alumina Ceramic Substrates,
Aluminum Nitride Substrates,
Metallized Ceramics,
AlN Ceramics Disc ,
DPC Substrate,
DBC Ceramic Substrate
