Shaanxi KeGu New Material Technology Co., Ltd
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 2,000 pcs/month |
| Packaging Details | Strong wooden box for Global shipping |
| 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 |
| Brand Name | KEGU |
| Place of Origin | China |
| Model Number | Customizable |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 2,000 pcs/month |
| Packaging Details | Strong wooden box for Global shipping | 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 | Brand Name | KEGU |
| Place of Origin | China | Model Number | Customizable |
| High Light | Dense Aluminum Oxide Ceramics ，99% Al2O3 Aluminum Oxide Ceramics ，Al2O3 Ceramics 3.6g/Cm3 | ||
Product Description
High-performance 99% Al2O3 dense alumina ceramic with 3.6 g/cm³ density. Excellent wear resistance, corrosion resistance & electrical insulation. Ideal for seals, bearings, valves & industrial linings. Custom parts available.
99% Al2O3 Dense Aluminum Oxide Ceramic (3.6 g/cm³ Density)
As a premier advanced ceramic material, our 99% Alumina (Al2O3) ceramic is engineered for demanding applications requiring exceptional wear resistance, high-temperature stability, and excellent electrical insulation. With a density of ≥3.6 g/cm³ and near-zero porosity, it delivers superior mechanical strength and durability in harsh environments.
Key Material Properties & Advantages
Exceptional Hardness & Wear Resistance: Significantly outperforms metals and most other ceramics in abrasive environments, extending component service life.
High Corrosion Resistance: Inert to most chemicals and solvents, ideal for pumps, seals, and components in the chemical processing industry.
Excellent Electrical Insulation: Maintains high electrical resistivity even at elevated temperatures, suitable for substrates and insulating components.
Good Thermal Stability: Can operate continuously at high temperatures while maintaining its structural integrity.
High Mechanical Strength: Offers high flexural and compressive strength for mechanically loaded components.
Technical Data & Comparative Properties
1. 99% Alumina (ALOX-AP Grade) Specifications
| Property | Value (ALOX-AP) |
|---|---|
| Al₂O₃ Content | 94 - 96 % |
| Density | 3.6 - 3.7 g/cm³ |
| Flexural Strength | 300 - 330 MPa |
| Hardness | 12 - 13 GPa |
| Thermal Conductivity (20-100°C) | 20 - 25 W/m·K |
| Max. Operating Temperature (Air) | 1500 °C |
2. Comparative Material Properties (99% Al2O3 vs. Other Advanced Ceramics)
| Property | 99% Al2O3 | S-SiC | ZrO2 | Si3N4 |
|---|---|---|---|---|
| Density (g/cm³) | 3.9 | 3.1 | 6.0 | 3.2 |
| Hardness (HV) | 1700 | 2200 | 1300 | 1400 |
| Flexural Strength (MPa) | ~350 | ~400 | ~900 | ~700 |
| Thermal Conductivity (W/m·K) | 31 | 100 | 3 | 25 |
| Max. Use Temp. (°C) | 1500 | 1600 | 1300 | 1400 |
*Note: The ALOX-HP grade (99.7% Al2O3) offers even higher density (3.8-3.9 g/cm³) and flexural strength (350-400 MPa) for the most demanding applications.*
Primary Industrial Applications
Our dense alumina ceramics are critical components across numerous industries:
Mechanical Components: Bearings, seal rings, valve plates, ball valves, and plungers for pumps and compressors.
Wear & Corrosion Protection: Pipeline linings, cyclone liners, nozzles, and tiles for cement plants and mining.
Industrial Furnaces & High-Temperature: Thermocouple protection tubes, burner nozzles, furnace furniture, and crucibles.
Electrical & Electronics: Substrates, insulating plates, and components for the electronics industry.
General Engineering: Grinding media, thread guides, dies, and custom-designed jigs and fixtures.
Why Choose Our Dense Alumina Ceramics?
Alumina ceramic's unique combination of properties—high hardness, excellent wear and corrosion resistance, electrical insulation, and cost-effectiveness—makes it an irreplaceable material for solving complex engineering challenges. We offer tailored solutions with custom shapes, sizes, and machining to meet your precise specifications.
Request a Custom Quote
Interested in using dense alumina ceramic for your application? Contact our engineering team today with your requirements for a consultation and a competitive quotation.
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2017
Ecer Certification：
Verified Supplier
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