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Sapphire Capillary Tube

Sapphire thermocouple protection tube
July 16, 2025
Category Connection: Sapphire Wafer
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Sapphire Capillary Tubes are made from high-purity Al₂O₃ single crystal, offering with extreme hardness (Mohs 9, second only to diamond), high-temperature resistance (melting point 2050°C), superior corrosion resistance,excellent optical transmission (UV to IR spectrum), outstanding mechanical strength. These properties make them ideal for high-end precision instruments and semiconductor equipment.
Tags:
#custom sapphire glass #sapphire substrate #sapphire optics
Brief: Discover the Sapphire Capillary Tube, crafted from high-purity Al₂O₃ single crystal, offering extreme hardness, high-temperature resistance, and superior corrosion resistance. Ideal for precision instruments and semiconductor equipment, this product ensures durability and performance in demanding applications.
Related Product Features:
  • Ultra-high hardness with Mohs 9, second only to diamond.
  • Exceptional corrosion resistance to acids, alkalis, and plasma erosion.
  • High-temperature stability up to 2050°C without deformation.
  • Excellent optical transmission from UV to IR spectrum.
  • Precision machining with micron-level inner diameter control.
  • Wide range of customizable dimensions for various applications.
  • Ideal for semiconductor manufacturing, lasers, and medical devices.
  • Rigorous quality control ensures high-performance and reliability.
Faqs:
  • What are the primary applications of sapphire capillary tubes?
    Sapphire capillary tubes are used in semiconductor MOCVD systems, laser applications, medical devices, and precision instruments requiring high durability and optical clarity.
  • How does sapphire compare to quartz for capillary tubes?
    Sapphire offers 9x higher hardness, 3x better thermal conductivity, and superior chemical resistance, making it more durable and reliable than quartz in harsh environments.
  • Can sapphire capillary tubes be customized for specific needs?
    Yes, sapphire capillary tubes can be customized in dimensions, geometries, and coatings to meet specific application requirements, including non-standard sizes and specialty finishes.
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