Sapphire Components

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Sapphire Components

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
  • Sapphire Components are precision parts made from high-purity monocrystalline aluminum oxide (Al2O3), offering exceptional hardness, chemical stability, and optical transparency. They are widely used in electronics, optics, mechanical systems, and high-temperature applications, providing reliable performance under extreme conditions. We can supply high-quality Sapphire Components with various specifications and competitive prices, offering customized solutions to meet specific requirements.

Or email us at sales@heegermaterials.com.

Sapphire Components Description

Sapphire Components are made from high-purity single-crystal aluminum oxide (Al2O3), offering outstanding hardness, thermal stability, and chemical resistance. These components deliver exceptional performance in precision instruments, optical systems, electronic devices, and high-stress mechanical applications, maintaining reliability under extreme conditions. Available in various shapes such as rods, plungers, caps, and bearings, they can be customized to meet specific industrial or scientific requirements.

Density

3.97–4.1 g/cm3

Materials

AI2O3

Melting Point

2045 ℃

Sapphire Windows Description

Sapphire Windows are versatile optical components available in a wide range of types, including transmission windows, protective windows, coated optical windows, UV-grade windows, and reflective windows. Each type is designed to meet specific application needs, from precise imaging and laser systems to high-temperature, high-pressure, or corrosive environments. Made from high-purity single-crystal sapphire, they offer excellent hardness, thermal stability, chemical resistance, and broad-spectrum transparency, ensuring reliable performance and long-term durability.

Sapphire Infrared Transmittance at Different Thicknesses

Sapphire Infrared Transmittance at Different Thicknesses

Sapphire Components Key Features

  • High Hardness: Excellent wear resistance ensures long-lasting performance in mechanical and industrial applications.
  • Thermal Stability: Maintains structural integrity under high temperatures and thermal cycling.
  • Chemical Resistance: Resistant to acids, alkalis, and most corrosive environments.
  • Optical Clarity: Transparent properties suitable for optical and laser applications.
  • Precision Machining: Can be manufactured into various shapes and sizes with tight tolerances for specialized applications.

Sapphire Components Applications

  • Optical Devices: Used in lenses, windows, and laser systems for high transparency and durability.
  • Precision Instruments: Applied in sensors, measurement tools, and scientific equipment requiring stability and wear resistance.
  • Mechanical Parts: Serves as plungers, rods, and bearings in high-stress machinery and equipment.
  • Electronics: Utilized in semiconductor processing and electronic components for thermal and chemical stability.
  • High-Temperature Environments: Ideal for furnaces, reactors, and other applications where materials face extreme heat and corrosive conditions.

Sapphire Material Properties

Property

Specification

Chemical Formula

Aluminum Oxide (Al₂O₃), single crystal

Crystal System

Trigonal, hexagonal lattice

Melting Point

2045℃

Property

Specification

Density

3.97–4.1 g/cm³

Specific Heat

0.18 Cal/g·K (25℃); 750 J·kg⁻¹·K⁻¹ (25°C)

Thermal Conductivity

35–40 W·m⁻¹·K⁻¹ @20°C

Thermal Expansion Coefficient

Parallel: 6.7 × 10⁻⁶/K; Perpendicular: 5.0 × 10⁻⁶/K

Poisson’s Ratio

0.28

Apparent Porosity

0%

Water Absorption

0%

Property

Specification

Hardness

Mohs: 9

Hardness (Knoop)

2000 kgf/mm²

Hardness (Vickers)

1700–1800 kgf/mm²

Elastic Modulus

340–380 GPa

Compressive Strngth

2.1 GPa

Tensile Strength

0.19 GPa

Flexural Strength

448 MPa

Property

Specification

Melting Point

2045℃

Continuous Use Temperature

1800–1950℃

Thermal Expansion Coefficient

Parallel: 6.7 ×10⁻⁶/K; Perpendicular: 5.0 ×10⁻⁶/K;

Thermal Conductivity

35–40 W·m⁻¹·K⁻¹

Specific Heat

0.18 Cal/g·K / 750 J·kg⁻¹·K⁻¹

Property

Specification

Resistivity

>10¹⁶ Ω·cm (25℃)

Dielectric Constant

7.5–10

Dielectric Strength

15–50 kV/mm

Property

Specification

Refractive Index

Parallel: 1.769; Perpendicular: 1.76; Range: 1.71–1.79

Transmission Range

86% (280–3500 nm); Useful range: 200–5500 nm

Sapphire Products Packaging

Sapphire Products are typically packaged in vacuum-sealed bags to prevent moisture or contamination and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of products in their original condition.

ceramic products packing HM

Get A Quote

We will check and get back to you in 24 hours

To customize your sapphire components, please provide the following details:

  1. Dimensions: Specify the diameter, length, width, height, and other parameters.
  2. Shapes: Specify the details about the part’s shape.
  3. Purity of the material
  4. Tolerances: Specify the tolerances you can apcept.
  5. Surface Finish: polished, rough, etc.
  6. Quantity of the products you need
  7. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours

We carry a wide variety of alumina products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

They are widely used in optics, electronics, precision instruments, high-temperature machinery, and chemical processing equipment.

Yes. They retain their structural and optical properties under high temperatures, chemical exposure, and mechanical stress.

Advanced Ceramic Hub, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of graphene products. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of ceramics, refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

Sapphire Components

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