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As a premier advanced technical ceramic, our 99.9% high-purity Aluminum Oxide (Al₂O₃) delivers exceptional mechanical strength and durability for demanding industrial applications. With a tensile strength of 260MPa and superior hardness, this material provides outstanding performance in abrasive, corrosive, and high-temperature environments.
Key Material Advantages
Exceptional Mechanical Strength: 260MPa tensile strength ensures reliability under heavy mechanical loads
Superior Wear Resistance: Excellent hardness and low friction coefficient extend component service life
High-Temperature Capability: Maintains structural integrity and properties in elevated temperature applications
Excellent Corrosion Resistance: Withstands aggressive chemicals and acidic/alkaline environments
Superior Electrical Insulation: Ideal for applications requiring reliable electrical insulation
Comprehensive Material Properties
Mechanical & Physical Characteristics
Tensile Strength: 260MPa
Density: ≥3.6 g/cm³
High Hardness: Excellent abrasion resistance
Low Erosion: Minimal material loss in abrasive environments
Thermal & Electrical Properties
High Temperature Stability: Suitable for demanding thermal applications
Thermal Shock Resistance: Withstands rapid temperature changes
Excellent Electrical Insulation: High dielectric strength
Thermal Conductivity: Efficient heat dissipation
Technical Specifications
Mechanical Properties
Unit
Value
Density (g/cm³)
3.9
Compressive Strength (MPa)
2500
Tensile Strength (MPa)
260
Flexural Strength @ 20°C (MPa)
350
Flexural Strength @ 800°C (MPa)
250
Fracture Toughness KIc (MPa m^1/2)
4.5
Young's Modulus E (GPa)
350
Poisson Ratio
0.22
Hardness Knoop (1000g) (GPa)
14
Thermal Properties
Unit
Value
Maximum Temperature (°C)
1700
Thermal Conductivity @ 20°C (W/mK)
28
Thermal Expansion a at 20-100°C (10-6/K)
8.4
Specific Heat 100°C
880
Thermal Shock Parameter R1 (K)
200
Electrical Properties
Unit
Value
Dielectric Constant (1 MHz)
9.7
Dielectric Strength (6.35mm) (ac-kV/mm)
8.7
Dielectric Loss (tan delta 25° C) (1 MHz)
0.0001
Volume Resistivity @ 25°C (Ωcm)
10^14
Volume Resistivity @ 500°C (Ωcm)
2x10^10
Volume Resistivity @ 1000°C (Ωcm)
2x10^6
Manufacturing Capabilities & Forms
We provide comprehensive manufacturing solutions including:
Injection molding
Die pressing
Isostatic pressing
Slip casting
Extrusion
Custom diamond-grinding machining
Available in various forms: plates, rods, tubes, and complex custom geometries
Custom blends for specific application requirements
Why Choose Our Aluminum Oxide Ceramics?
Our expertise in advanced ceramic manufacturing ensures:
Consistent material properties and quality
Precision machining to tight tolerances
Technical support for material selection and design optimization
Custom solutions for unique application challenges
Request Expert Consultation
Our technical team provides comprehensive support for your ceramic component requirements. Contact us for material selection guidance, design consultation, and machining services.
Submit your specifications today for a detailed quotation and technical recommendations.
