Sapphire Rod
Precision sapphire rods are ideal for high-durability, high-precision applications in optical, mechanical, and electronic systems. With superior hardness, thermal resistance, and chemical stability, they serve as probes, guide pins, insulators, or structural supports. Custom diameters, lengths, and polished finishes are available.
- High hardness and mechanical strength
- Thermal stability for extreme environments
- Chemically inert and corrosion-resistant
- Optical-grade surface finish available
- Customizable in size, end geometry, and polish
Sapphire Rod
Sapphire rods provide extreme hardness, transparency, and dimensional stability. These sapphire rods are ideal for lasers, sensors, and instrumentation. With high thermal and chemical resistance, they are suitable for environments that demand both optical clarity and mechanical durability.
Technical Specifications
| Parameter | Typical Range (may vary for different shapes/materials) |
| Length Range | ≤300mm |
| Outer Diameter | ≤50mm |
| Drilling-Minimum Hole Diameter | ≥φ0.4mm |
| Length/Thickness Precision | ±0.005mm |
| Ourter Diameter Precision | 1-25mm: ±0.002mm 20-50mm: ±0.003mm |
| Surface Roughness | Ra0.02 |
Please refer to our Processing Capability Table for the full range of processing capability.
Advantages of Sapphire Rod
- Exceptional Hardness and Wear Resistance: Because sapphire ranks 9 on the Mohs scale, the rod withstands abrasion and mechanical wear far better than most materials.
- High Thermal and Chemical Stability: As a result, it maintains integrity under extreme temperatures and exposure to corrosive substances.
- Optical Transparency: Moreover, sapphire rods can transmit light across a wide spectrum, including UV, visible, and IR, making them useful in optical applications.
- Biocompatibility and Inertness: Therefore, they are safe for use in medical, pharmaceutical, and food-grade environments.
- Electrical Insulation: Thanks to its dielectric properties, sapphire provides excellent electrical isolation in high-voltage or RF systems.
- Dimensional Precision and Strength: Consequently, sapphire rods retain tight tolerances and resist deformation under load or temperature changes.
Applications of Sapphire Rod
- Medical and Diagnostic Devices: For instance, they are used in laser delivery systems, surgical tools, and endoscopy equipment due to their transparency and biocompatibility.
- Semiconductor and Electronics Industry: Because of their purity and stability, sapphire rods are employed as alignment guides and insulating supports in cleanroom processes.
- Optical and Laser Systems: In addition, they function as light guides, calibration rods, or spacers in high-performance photonic devices.
- High-Temperature Furnaces and Reactors: These rods can withstand intense heat, making them suitable for use in thermally demanding environments.
- Scientific and Laboratory Equipment: Especially in spectroscopy and analytical instruments, sapphire rods ensure high precision and chemical resistance.
- Watchmaking and Luxury Instruments: Lastly, their durability and aesthetic clarity make them ideal for precision shafts or decorative yet functional components.
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