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Technical Insights

Practical engineering knowledge on ceramic-to-metal sealing, vacuum feedthroughs, metallization and materials — written by our engineers.

Ceramic-to-Metal Sealing: Principles, Processes and Best Practices
Jun 10, 2025 · 9 min read · Ceramic-to-Metal Sealing

Ceramic-to-Metal Sealing: Principles, Processes and Best Practices

How ceramic-to-metal seals are made: metallization, brazing and design rules for UHV-grade hermetic ceramic-metal components.

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How to Choose the Right Vacuum Feedthrough for Your UHV System
May 28, 2025 · 8 min read · Feedthrough Selection

How to Choose the Right Vacuum Feedthrough for Your UHV System

A practical selection guide for vacuum feedthroughs: voltage, current, flange, conductor material, and application-specific considerations.

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Ceramic Metallization: Thick-Film vs Thin-Film vs Active Metal Process
May 12, 2025 · 7 min read · Metallization

Ceramic Metallization: Thick-Film vs Thin-Film vs Active Metal Process

Compare Mo-Mn thick film, sputtered thin film and active metal brazing metallization processes for alumina and AlN ceramics.

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Alumina vs AlN vs Sapphire: Selecting Ceramics for Vacuum Applications
Apr 20, 2025 · 8 min read · Materials

Alumina vs AlN vs Sapphire: Selecting Ceramics for Vacuum Applications

Compare alumina, aluminium nitride and sapphire for vacuum and semiconductor components: thermal, electrical and mechanical properties explained.

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CF vs KF Flanges: What You Need to Know for UHV Feedthroughs
Mar 30, 2025 · 6 min read · Vacuum Hardware

CF vs KF Flanges: What You Need to Know for UHV Feedthroughs

CF (ConFlat) vs KF (ISO-KF) vacuum flanges: sealing mechanism, bakeout, materials and how to choose the right port for your feedthrough.

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Thermocouple Feedthroughs for Extreme Temperatures: Type C vs Type K
Mar 8, 2025 · 6 min read · Instrumentation

Thermocouple Feedthroughs for Extreme Temperatures: Type C vs Type K

Type C (tungsten-rhenium) vs Type K thermocouple feedthroughs: temperature range, accuracy, materials and vacuum applications.

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