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l Substrate Material: Alumina (Al₂O₃), 96% / 99% / 99.5% purity grades
l Thermal Conductivity: 15-30 W/mK for 96% Al₂O₃; up to 180-200 W/mK for AlN (optional)
l Dielectric Constant: 9.0-10.0 @ 1 MHz (96% Al₂O₃)
l Breakdown Voltage: ≥ 15 kV/mm
l Operating Temperature Range: -55°C to +850°C
l Surface Roughness: ≤ 0.5 μm (polished)
l Minimum Line Width / Spacing: 0.1 mm / 0.1 mm (thick film) ; 0.05 mm (thin film)
l Metallization Options: Ag, Ag-Pd, Au, Cu, Ni/Au plating
l Circuit Technologies: Thick-film printing / Thin-film sputtering / DBC (Direct Bond Copper)
l Available Types: Single-layer / Double-layer / Multilayer ceramic PCB
l Inspection & Testing: X-ray inspection, dielectric strength testing, thermal cycling test, and AOI
Alumina ceramic PCBs are widely used across multiple high-reliability industries:
1. Power Electronics & LED Lighting – High-power LED modules, IGBT power modules, and automotive electronics benefit
from alumina PCB's excellent thermal dissipation, ensuring stable operation under high temperature and high power density conditions.
2. RF/Microwave & Telecommunications – Alumina substrates with stable dielectric properties are ideal for RF amplifiers,
microwave filters, antennas, and 5G communication modules, providing low signal loss and high-frequency performance.
3. Aerospace & Defense – Ceramic PCBs are extensively used in avionics, satellite systems, and military electronics where
extreme temperature resistance (-55°C to +850°C) and long-term reliability are critical.
4. Medical Electronics – Implantable medical devices, surgical instruments, and diagnostic equipment leverage alumina's
biocompatibility, chemical inertness, and sterilization resistance.
5. Automotive & New Energy Vehicles – Used in battery management systems (BMS), motor controllers, and DC-DC converters
for electric vehicles, where high thermal conductivity and vibration resistance are essential.
6. Industrial & High-Temperature Sensors – Pressure sensors, gas sensors, and thermocouple assemblies in harsh industrial
environments benefit from alumina's mechanical strength and corrosion resistance.
Standard Alumina Ceramic PCB Production Flow:
Tape Casting → Drilling → Sintering → Screen Printing / Sputtering → Plating → Laser Trimming → Dicing → Electrical Test & FQC
Contact us for any help regarding Alumina Ceramic PCB manufacturing.
Website: www.xdpcba.com
Email: sales@xdpcba.com；bluesky@xdpcba.com
Quote Whether is a product enquiry or technical help, please send messager here, our team will respond within 24-48 hours
High-performance 96% Alumina Ceramic PCB with excellent thermal conductivity and electrical insulation. Customized ceramic circuit boards for LED, automotive, power electronics and communication applications.
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We are an OEM manufacturer of alumina ceramic PCB boards. Our ceramic substrates feature 24 W/mK thermal conductivity, excellent electrical insulation, and 800°C heat resistance. Available in 96% and 99.6% purity grades, we offer both metallized ceramic circuit boards and blank PCB substrates for custom processing. Ideal for high-power, RF/microwave, and extreme environments, they outperform FR4 in stability and reliability. Custom services include prototype boards, double-sided metallization, m
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We are an OEM manufacturer of alumina ceramic PCBs. Our ceramic substrates feature 24 W/mK thermal conductivity, excellent electrical insulation, and 800°C heat resistance. Available in 96% and 99.6% purity grades, they support thick-film and thin-film processes. Ideal for high-power, RF/microwave, and extreme environments, they outperform FR4 in stability. Custom services include prototype boards, double-sided metallization, and multilayer ceramic boards.
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We are an OEM manufacturer of alumina ceramic PCBs. Our 1.0mm alumina circuit boards feature 70UM copper thickness, ≥20 W/mK thermal conductivity, double-sided conductive metallization, and ENIG surface finish. Designed for medical device control cards and industrial applications, they support 0.04mm line width/spacing, impedance control, and blind/buried vias. Custom services include AlN, SiC, and ZrO₂ substrates. Available in multiple colors (white, black, gold, green, etc.) with fast 5-15 day
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