Sapphire Rod

Sapphire Rod-

Sapphire Rod

  • Tamaños personalizados y estándar en stock
  • Plazo de entrega rápido
  • Precio competitivo

Sapphire Rod is a high-purity single-crystal cylindrical material used for further processing in optical, electronic, and industrial applications. Grown with stable crystal orientation—often exposing the C-plane (0001) widely used in LED production—it offers strong mechanical strength, chemical stability, and durability under high temperatures. Available in diameters from 2 to 8 inches and customizable orientations and dimensions, Sapphire Rod provides a reliable base material for precision components, substrates, and advanced engineering needs. We can supply high-quality Sapphire Rods with various specifications and competitive prices, offering customized solutions to meet specific requirements.

O envíenos un correo electrónico a sales@heegermaterials.com.

Sapphire Rod Data Sheet

Densidad3.97–4.1 g/cm3
MaterialesAI2O3
Punto de fusión2045 ℃

Sapphire Rod Description

Sapphire Rod is produced as a uniform single-crystal cylinder with excellent hardness, optical stability, and resistance to chemical corrosion. Its consistent structure makes it suitable for slicing, polishing, and machining into precision parts such as optical substrates, mechanical components, and electronic devices. With customizable crystal orientations and a wide range of size options, it supports applications requiring strong durability and high thermal tolerance.

Sapphire Rod Specifications

ArtículoEspecificación
Crystal Materials99.999% High-Purity Monocrystalline Al₂O₃
OrientationC-plane (0001), A-plane (11-20), M-plane (10-10), R-plane (1-102), N-plane (11-23), V-plane (22-43)
Diámetro2-inch, 4-inch, 6-inch, 8-inch, etc.
FlatUpon request
Acabado superficialFine Ground
PackagingSingle-piece packaging

Sapphire Infrared Transmittance at Different Thicknesses

Sapphire Rod Key Features

  • High Crystal Purity: Made from high-purity monocrystalline Al₂O₃ with stable crystal orientation for reliable performance.
  • Excelente resistencia mecánica: Features high hardness and durability, suitable for slicing, grinding, and precision machining.
  • Thermal and Chemical Stability: Maintains performance under high temperatures and is resistant to most acids and alkalis.
  • Multiple Crystal Orientations Available: Includes C-plane, A-plane, M-plane, R-plane, N-plane, and V-plane to meet different processing needs.
  • Dimensiones personalizables: Offered in various diameters from 2 to 8 inches with options for custom size, flat, and surface finish.

Sapphire Rod Applications

  • LED Substrates: Used to produce C-plane sapphire wafers widely applied in LED manufacturing.
  • Optical Components: Serves as raw material for lenses, windows, prisms, and other precision optical parts.
  • Dispositivos electrónicos: Applied in laser components, insulating parts, and high-temperature semiconductor applications.
  • Maquinaria industrial: Used to fabricate wear-resistant and corrosion-resistant parts such as shafts, pins, and guides.
  • Scientific Research: Supports crystal growth studies, experimental setups, and advanced material development requiring high-purity single-crystal structures.

Sapphire Material Properties

PropiedadEspecificación
Fórmula químicaAluminum Oxide (Al₂O₃), single crystal
Crystal SystemTrigonal, hexagonal lattice
Punto de fusión2045℃

PropiedadEspecificación
Densidad3.97–4.1 g/cm³
Calor específico0.18 Cal/g·K (25℃); 750 J·kg⁻¹·K⁻¹ (25°C)
Conductividad térmica35–40 W·m⁻¹·K⁻¹ @20°C
Coeficiente de dilatación térmicaParallel: 6.7 × 10⁻⁶/K; Perpendicular: 5.0 × 10⁻⁶/K
Relación de Poisson0.28
Apparent Porosity0%
Water Absorption0%

PropiedadEspecificación
DurezaMohs: 9
Dureza (Knoop)2000 kgf/mm²
Dureza (Vickers)1700–1800 kgf/mm²
Módulo elástico340–380 GPa
Resistencia a la compresión2.1 GPa
Resistencia a la tracción0.19 GPa
Resistencia a la flexión448 MPa

PropiedadEspecificación
Punto de fusión2045℃
Continuous Use Temperature1800–1950℃
Coeficiente de dilatación térmicaParallel: 6.7 ×10⁻⁶/K; Perpendicular: 5.0 ×10⁻⁶/K;
Conductividad térmica35–40 W·m⁻¹·K⁻¹
Calor específico0.18 Cal/g·K / 750 J·kg⁻¹·K⁻¹

PropiedadEspecificación
Resistividad>10¹⁶ Ω·cm (25℃)
Constante dieléctrica7.5–10
Rigidez dieléctrica15–50 kV/mm

PropiedadEspecificación
Índice de refracciónParallel: 1.769; Perpendicular: 1.76; Range: 1.71–1.79
Alcance de la transmisión86% (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.

Embalaje de productos cerámicos-HM

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Solicitar presupuesto

Lo comprobaremos y le responderemos en 24 horas.

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

  1. Dimensiones: Longitud, anchura, altura o diámetro.
  2. Pureza del material
  3. Tolerancias: Especifique las tolerancias que puede aceptar.
  4. Acabado superficial: pulido, rugoso, etc.
  5. Cantidad de los productos que necesita
  6. Alternativamente, puede proporcionar un dibujo con sus especificaciones.

Una vez que tengamos estos datos, podremos facilitarle un presupuesto en 24 horas.

We carry a wide variety of Sapphire 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.

es. Sapphire rods maintain their structural and optical properties under extreme temperatures, making them suitable for furnaces, high-power lighting, and thermal measurement devices.

Sapphire has strong resistance to acids, alkalis, and most corrosive substances, so the rods retain integrity even in harsh chemical environments.

Advanced Ceramic Hub, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of Sapphire 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 cerámicametales refractarios, aleaciones especiales, polvos esféricos y diversos materiales avanzados, atendemos las necesidades de investigación, desarrollo y producción industrial a gran escala de los sectores científico e industrial.

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