Sapphire Rods Small Size 99.999% Al₂O₃ Customized 90% Transmittance For Biosensors

Sapphire rods small size 99.999% Al₂O₃ customized 90% Transmittance used for biosensors

Sapphire rods are high-performance single-crystal alumina (Al₂O₃) components renowned for their exceptional hardness, thermal stability, and optical transparency. These rods are widely used in demanding industrial, scientific, and technological applications due to their superior mechanical and chemical resistance. Our company specializes in the customization and supply of sapphire rods, offering tailored dimensions, coatings, and precision polishing to meet specific client requirements. Whether for optical, semiconductor, or harsh-environment applications, we provide high-purity sapphire rods with strict quality control to ensure optimal performance.

Key highlights:

• Customized sapphire rods in various diameters, lengths, and surface finishes.

• High-quality sapphire rods with excellent thermal and electrical insulation.

• Reliable supply chain for sapphire rods in research, defense, and industrial sectors.

Key Characteristics

 

 

Sapphire rods exhibit unique properties that make them indispensable in advanced applications:

 

1. Extreme Hardness (9 on Mohs Scale) – Sapphire rods are highly scratch-resistant, making them ideal for wear-prone environments.

 

2. High Thermal Stability – With a melting point of ~2040°C, sapphire rods perform reliably in high-temperature processes.

 

3. Optical Transparency – Sapphire rods transmit light from UV to near-IR (170–5500 nm), suitable for lenses and sensors.

 

4. Chemical Inertness – Resistant to acids, alkalis, and plasma, sapphire rods are used in corrosive settings.

 

5. Excellent Dielectric Properties – Sapphire rods serve as insulators in high-voltage and RF applications.

 

6. Mechanical Strength – High compressive and tensile strength allow sapphire rods to withstand extreme pressures.

 

 

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Technical Parameters

 

 

Product	Sapphire Tube
Minimum Order Quantity	10
Length	1–1500 mm
Surface Quality	High
Work Temperature	1950°C
Heat Resistance	High
Anti-Scratch	High

Primary Applications

Sapphire rods are utilized across diverse industries due to their unmatched properties:

1. Optics & Lasers – Sapphire rods act as laser gain media, optical windows, and IR transmission components.

2. Semiconductor & LED – Used as substrates for GaN growth and wafer handling in epitaxy.

3. Medical & Biomedical – Sapphire rods serve as surgical tools, endoscope components, and biosensors.

4. Aerospace & Defense – Employed in missile domes, armored windows, and satellite optics.

5. Industrial & High-Temperature Sensors – Sapphire rods are integral in thermocouple sheaths and furnace viewports.

6. Research & Scientific Instruments – Applied in spectrometers, high-pressure cells, and lab equipment.