Hexagonal Crystal Sapphire Parts with 9 Mohs Hardness and 2040°C Melting Point for Precision Machinery
Price:
80USD-500USD
MOQ:
100pcs
Delivery Time:
According to quantity
Product Description
Hexagonal Crystal Wear Resistance Sapphire Parts
Special-shaped sapphire parts and windows designed for precision machinery applications requiring exceptional durability and chemical resistance.
Material Overview
Sapphire (Al₂O₃) belongs to the corundum group in the trigonal crystal system, offering superior mechanical and chemical properties for demanding industrial applications.
Key Performance Characteristics
- Exceptional hardness: 9 on Mohs scale (Hv ≥ 1700 kg/mm²)
- High temperature resistance: melting point of 2040°C
- Superior chemical stability: resistant to acids and alkalis
- Excellent wear resistance for extended service life
- High compressive strength: 2.1 GPa
Technical Specifications
| Property Category | Parameter | Value |
|---|---|---|
| General | Chemical Formula | Al₂O₃ |
| General | Crystal System | Hexagonal |
| Thermal | Melting Temperature | 2040°C |
| Thermal | Thermal Expansion | Parallel to C-axis: 6.7×10⁻⁶ Perpendicular to C-axis: 5.0×10⁻⁶ |
| Mechanical | Density | 3.98-4.1 g/cm³ |
| Mechanical | Hardness | 9 Mohs Scale (Hv ≥ 1700 kg/mm²) |
| Mechanical | Modulus of Elasticity | 340-380 GPa |
| Optical | Index of Refraction | 1.769 (all directions) |
| Electrical | Electrical Resistance | >10¹⁶ Ω/cm (25°C) |
Common Applications
- Water meter and electric meter bearings
- Chemical pump through valve bodies
- Textile machine stoppers
- Instrumentation wear-resistant components
- High-temperature equipment parts
Custom Manufacturing Capabilities
We provide custom sapphire parts manufacturing according to customer specifications, including precision grinding, polishing, and quality testing to ensure dimensional accuracy and surface smoothness.
Manufacturing Advantages
- Direct source manufacturer of color sapphire boule with CZ and KY growth methods
- Specialized sapphire processing expertise, particularly for watch cases
- Professional custom production based on client drawings
- Advanced precision processing and polishing technologies
- Experienced technical team and skilled workforce
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
ARH Sapphire Co., Ltd
Location
Room 2-11，No.50 Yunhan Road，Chongqing China
Contact Person
Florence Chen