Sapphire Capillary Tube Al₂O₃ Single Crystal Corrosion-Resistant
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.
ZMSH are a high-tech enterprise specializing in the R&D and production of sapphire materials, with nearly a decade of manufacturing experience in sapphire products. ZMSH specializes in producing semiconductor-grade sapphire materials, including sapphire wafers, sapphire tubes, sapphire rods, sapphire capillary tube, and sapphire optical windows. These products are widely used in semiconductors, optics, LEDs, lasers, medical devices, and scientific research. With advanced manufacturing processes and a strict quality control system, we provide customers with high-precision, high-performance sapphire products and customized solutions.
Key technical specifications of sapphire capillary tube
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Parameter
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Specification Range
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Material
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High-purity single-crystal sapphire (Al₂O₃)
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Inner Diameter (ID)
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0.1mm ~ 5mm (customizable)
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Outer Diameter (OD)
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0.3mm ~ 10mm (customizable)
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| Length |
5mm ~ 200mm (extended lengths available)
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Wall Thickness
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0.05mm ~ 2mm
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Surface Finish
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Ra ≤ 0.2μm (optical polishing available)
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Temperature Range
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-200°C ~ 1900°C (long-term stability)
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Transmission Range
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0.15μm ~ 5.5μm (UV to mid-IR)
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Core product features of sapphire capillary tube
1. Ultra-High Hardness & Wear Resistance
- Mohs hardness of 9, sapphire capillary tube ensuring scratch and wear resistance in high-friction environments.
2. Exceptional Corrosion Resistance
- Sapphire capillary tube is resistant to acids, alkalis, and plasma erosion, making it suitable for semiconductor etching and harsh chemical transport.
3. High-Temperature Stability
- Sapphire capillary tube maintains structural integrity up to 2050°C without deformation or degradation.
4. High Optical Transparency & Low Loss
- >85% transmission from 400nm to 4000nm, sapphire capillary tube is ideal for lasers and optical sensors.
5. Precision Machining Capability
- Micron-level inner diameter control with ultra-smooth inner walls for contamination-free fluid/gas delivery.
Primary applications of sapphire capillary tube
①Semiconductor Manufacturing
- Gas delivery tubes for MOCVD (Metal-Organic Chemical Vapor Deposition), ensuring purity in epitaxial growth.
②Lasers & Optical Devices
- Used in laser resonator capillaries and fiber-optic coupling, minimizing optical loss.
③Medical & Life Sciences
- Microfluidic chips, endoscope tubing, and biocompatible high-temperature sterilization applications.
④Research & Precision Instruments
- Synchrotron radiation, X-ray windows, vacuum chamber components, meeting ultra-high vacuum and purity demands.
⑤Industrial Sensors
- Protective sheaths for thermocouples and pressure sensors in extreme environments.
Service advantages of sapphire capillary tube
- Custom Manufacturing: Supports non-standard dimensions, complex geometries, and specialty coatings (e.g., anti-reflective).
- Rigorous QC: Each batch undergoes microscopy, laser gauging, and spectroscopic analysis.
- Rapid Response: Full technical support from design to delivery, including expedited orders.
For product details or samples, contact us today!
FAQ of sapphire capillary tube
1. Q: What is a sapphire capillary tube used for?
A: Sapphire capillary tubes are primarily used in semiconductor MOCVD systems for high-purity gas delivery, laser applications requiring UV-IR transparency, and medical devices needing biocompatible fluid channels.
2. Q: Why choose sapphire over quartz for capillary tubes?
A: Sapphire capillary tubes outperform quartz with 9x higher hardness, 3x better thermal conductivity (35W/mK vs 1.4W/mK), and superior chemical resistance in harsh semiconductor processes.
Tags: #Sapphire Capillary Tube, # Al₂O₃ Single Crystal, #Al₂O₃ 99.999%, #Transmittance≥80%, #Precision Cutting, #Corrosion-Resistant, #Gas Delivery in MOCVD Equipment, #Semiconductor Manufacturing Applications
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