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High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
Specifications
Brand Name :
KEGU
Place of Origin :
China
Price :
200-500 yuan/kg
Payment Terms :
L/C,D/A,D/P,T/T,,
Supply Ability :
2,000 pcs/month
Packaging Details :
Strong wooden box for Global shipping
Model Number :
Customizable
Material :
SiC
Composition:SiC :
＞85%
Color :
Black
Density :
≥3.65g/cm3
Max. Service Temp :
1380℃
Flexural Strength :
250MPa
Hardness :
≥84HRA
Water Absorption :
≤0.2%
Abrasion :
< 0.02%
Bending strength :
≥290MPa
Description
High-Purity 99.6% Alpha Alumina Powder (CA & CN Series) | Low Shrinkage for Structural & Electronic Ceramics
Discover our CA & CN series 99.6% Alpha Alumina powder. Featuring small shrinkage, high density (≥3.95 g/cm³), and controlled crystal size for superior structural ceramics, electronic ceramics, and porous filters.
99.6% Alpha Alumina Powder for Advanced Ceramics | Low Shrinkage & High Performance
Our premium Alpha Alumina (α-Alumina) powders are engineered for high-performance applications in structural and electronic ceramics. Characterized by exceptionally low shrinkage and high purity, they ensure superior reliability and performance in demanding environments.
Key Product Specifications & Grades
Parameter/Grade CA-5 CA-4 CA-3 CN
Al₂O₃ Purity (%) ≥ 99.6 ≥ 99.6 ≥ 99.6 ≥ 99.3
SiO₂ (%) ≤ 0.04 ≤ 0.04 ≤ 0.04 ≤ 0.08
Fe₂O₃ (%) ≤ 0.03 ≤ 0.03 ≤ 0.03 ≤ 0.03
Na₂O (%) ≤ 0.10 ≤ 0.10 ≤ 0.10 ≤ 0.40
LOI (%) ≤ 0.1 ≤ 0.1 ≤ 0.1 ≤ 0.2
Density (g/cm³) ≥ 3.95 ≥ 3.95 ≥ 3.95 ≥ 3.95
Original Crystal (μm) 4.0 - 6.0 3.0 - 5.0 2.0 - 3.0 3.0 - 5.0
D50 (μm) 6.5 ± 1.0 6.0 ± 1.0 4.0 ± 0.5 6.5 ± 1.0
Primary Applications
  • Electronic Ceramics: Ideal for substrates, insulators, and other critical components.
  • Structural Ceramics: Used in high-strength, wear-resistant parts and components.
  • Porous Ceramics & Ceramic Filters: Excellent for manufacturing filters and membranes.
  • Advanced Molding Processes: Specifically formulated for Hot Die Casting Molding and Grouting Molding.
Product Series Highlights
CA Series: Low-Sodium Alpha Alumina
Key Features:
  • Ultra-low sodium content for enhanced electrical performance.
  • Controlled original crystal size (3-5 µm) ensures excellent powder fluidity and superior molding properties.
  • Predictable and small shrinkage for precise dimensional control in sintered products.
  • Consistent, stable performance suitable for a wide range of technical applications.
Typical Uses: Electronic ceramics, high-performance structural ceramics, and components made via hot die casting or grouting.
CN Series Alpha Alumina
Key Features:
  • Optimized purity and chemistry for robust ceramic bodies.
  • Favorable original crystal size (3-5 µm) for good molding and forming characteristics.
  • Exhibits minimal shrinkage during firing.
  • A versatile material for various industrial ceramic applications.
Typical Uses: Structural ceramics, porous ceramics, and ceramic filters.
Why Choose Our Alpha Alumina?
  • High Purity & Consistency: Guarantees ≥99.6% Al₂O₃ content for reliable performance.
  • Minimal Shrinkage: Enables the production of complex, dimensionally accurate components.
  • Optimized Particle Sizing: Available in various D50 and crystal sizes to match your specific process needs.
  • Proven Performance: Trusted for demanding applications in electronics, engineering, and filtration.
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High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics

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Product Detail
Brand Name :
KEGU
Place of Origin :
China
Price :
200-500 yuan/kg
Payment Terms :
L/C,D/A,D/P,T/T,,
Supply Ability :
2,000 pcs/month
Packaging Details :
Strong wooden box for Global shipping
Contact Supplier
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics
High-Purity 99.6% Alpha Alumina Powder with Low Shrinkage and High Density for Structural and Electronic Ceramics

Shaanxi KeGu New Material Technology Co., Ltd

Verified Supplier
2 Years
Shaanxi, tongchuan
Since 2017
Business Type :
Manufacturer, Trading Company
Main Products :
Silicon Carbide Ceramics, Porous Ceramic Membranes, Thermocouple Protection Tubes
Certification Level :
Verified Supplier
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