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High-Purity Alumina Ceramic Parts for Industrial Applications
High-Purity Alumina Ceramic Parts for Industrial Applications
Specifications
Type :
Alumina Ceramic Parts
Material :
Alumina
Application :
Industrial Ceramic
Properties :
electric insulation
Thermal Expansion Coefficient :
8.5 x 10^-6 /K
Chemical Resistance :
Excellent
Wear Resistance :
Excellent
Mechanical Strength :
High
Size :
Customized
Dielectric Constant :
9.8
Purity :
96%,99%
Dielectric Strength :
14 kV/mm
Applications :
High temperature and high voltage electrical insulators, wear-resistant components, cutting tools, biomedical implants
Corrosion Resistance :
Excellent
Maximum Use Temperature :
1600°C
Shape :
Cylinder
Flexural Strength :
350 MPa
Thermal Conductivity :
35 W/mK
Elastic Modulus :
380 GPa
Materials :
92% Alumina Powder
Dimensional Tolerance :
±0.001 mm
Transparency :
Opaque
Density :
3.9 g/cm3
Melting Point :
2040°C
Hardness :
9 Mohs
Compressive Strength :
2000 MPa
Place of Origin :
Made In China
Brand Name :
Dayoo
MOQ :
Negotiable
Price :
Negotiable
Delivery Time :
Negotiable
Payment Terms :
Negotiable
Description

Alumina Ceramic Best Material For Industrial Applications With High Chemical-Resistance


The production of high-performance alumina ceramic involves precise engineering and controlled processes to achieve desired purity, density, and microstructure. Key steps include:

  1. Powder Preparation

    • High-purity Al₂O₃ powder (typically 99.5%+ purity) is synthesized via Bayer process or chemical precipitation.

    • Particle size distribution is optimized (submicron to a few microns) to enhance sintering activity.

  2. Forming Techniques

    • Dry Pressing: Suitable for simple shapes; powder compacted under high pressure (50–200 MPa).

    • Isostatic Pressing (CIP/HIP): Uniform compaction for complex geometries using hydrostatic pressure.

    • Injection Molding: For intricate parts; Al₂O₃ powder mixed with binders, molded, and debound.

    • Slip Casting: Used for thin-walled components; aqueous slurry poured into porous molds.

  3. Sintering

    • Fired at 1500–1800°C (depending on purity) in air or controlled atmospheres.

    • Densification occurs via solid-state diffusion, achieving >98% theoretical density.

    • Grain growth is managed to balance strength and toughness.

  4. Post-Processing

    • Precision machining (laser cutting, grinding) for tight tolerances.

    • Surface treatments (polishing, coating) to enhance functionality.

Advanced variants may involve:

  • Hot Pressing (HP) or Spark Plasma Sintering (SPS) for nanocrystalline structures.

  • Additive Manufacturing: Emerging for customized ceramic components.

This rigorous process ensures alumina ceramics meet demanding applications in aerospace, semiconductors, and biomedical fields.


High-Purity Alumina Ceramic Parts for Industrial Applications

High-Purity Alumina Ceramic Parts for Industrial Applications

High-Purity Alumina Ceramic Parts for Industrial Applications

High-Purity Alumina Ceramic Parts for Industrial Applications

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High-Purity Alumina Ceramic Parts for Industrial Applications

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Product Detail
Type :
Alumina Ceramic Parts
Material :
Alumina
Application :
Industrial Ceramic
Properties :
electric insulation
Thermal Expansion Coefficient :
8.5 x 10^-6 /K
Chemical Resistance :
Excellent
Contact Supplier
High-Purity Alumina Ceramic Parts for Industrial Applications

Dayoo Advanced Ceramic Co.,Ltd

Verified Supplier
2 Years
zhejiang, jinhua
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter
Main Products :
Alumina Ceramic, Zirconia Ceramics, Silicon Nitride Ceramics
Total Annual :
>1000000
Employee Number :
>100
Certification Level :
Verified Supplier
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