Product Description
Explore our full range of high-performance engineering ceramics including Alumina, Zirconia, Silicon Carbide, and more. Compare material properties like hardness, thermal conductivity, and dielectric strength to select the ideal solution for your application.
Advanced Ceramics Materials Portfolio
Our comprehensive portfolio of advanced ceramics is engineered to meet the most demanding challenges across industries. From exceptional electrical insulation and high-temperature stability to superior wear resistance and unique conductivity, find the perfect material to elevate your design and performance.
Key Materials & Applications
- Aluminum Oxide (Al₂O₃): The industry workhorse. Offers excellent electrical insulation, good mechanical strength, and high wear and chemical resistance. Ideal for substrates, insulators, seals, and wear-resistant components.
- Aluminum Nitride (AlN): The thermal management champion. Features very high thermal conductivity combined with excellent electrical insulation. Perfect for heat sinks, semiconductor substrates, and LED packages.
- Zirconia (ZrO₂): The toughness leader. Known for its high fracture toughness and strength, often called "ceramic steel." Excellent for medical components, cutting tools, and precision parts subject to mechanical stress.
- Silicon Carbide (SiC): The extreme environment performer. Offers outstanding thermal shock resistance, high hardness, and maintains strength at ultra-high temperatures. Used in kiln furniture, abrasives, and advanced refractories.
- Silicon Nitride (Si₃N₄): The robust all-rounder. Combines high strength, good fracture toughness, and excellent thermal shock resistance. Common in bearings, cutting tools, and automotive components.
Detailed Material Properties Comparison
Note: The values provided are for reference based on standard test pieces. Actual performance may vary depending on specific manufacturing processes, product geometry, and application conditions.
|
Property
|
Alumina (A999)
|
Zirconia (PA2540)
|
Aluminum Nitride (AlN-HP999)
|
Silicon Carbide (SSC-HP99)
|
Conductive Ceramic (ESD-A59)
|
|
Color
|
White
|
Ivory/White
|
Gray
|
Gray
|
Gray
|
|
Purity (%)
|
≥ 99.9%
|
-
|
≥ 99.9%
|
≥ 99%
|
99.8%
|
|
Density (g/cm³)
|
3.92
|
6.0
|
3.3
|
3.14
|
4.24
|
|
Hardness (GPa)
|
18
|
13.2
|
10
|
27
|
14
|
|
Flexural Strength (MPa)
|
400
|
1000
|
310
|
450
|
270
|
|
Fracture Toughness (MPa·m⁰·⁵)
|
4
|
7
|
2.8
|
3.5
|
4
|
|
Thermal Conductivity (W/m·K)
|
32
|
7
|
90
|
160
|
2-6
|
|
Thermal Expansion (x10⁻⁶/°C)
|
8.2
|
10
|
5.5
|
4.3
|
5-6
|
|
Volume Resistivity (Ω·cm)
|
>10¹⁶
|
Adjustable
|
>10¹⁴
|
1x10¹⁰
|
10⁻¹⁰ (Conductive)
|
|
Dielectric Strength (kV/mm)
|
17
|
Adjustable
|
16
|
11
|
-
|
Material Selection Guide: Find Your Perfect Match
- For Superior Electrical Insulation & Cost-Effectiveness:
Recommended: Alumina (Al₂O₃)
Why: With volume resistivity >10¹⁶ Ω·cm and excellent dielectric strength, it's the ideal choice for high-voltage insulators, circuit substrates, and electronic housings.
- For Maximum Heat Dissipation:
Recommended: Aluminum Nitride (AlN) or Silicon Carbide (SiC)
Why: AlN provides the best combination of high thermal conductivity (up to 180 W/m·K) and electrical insulation. SiC offers high conductivity and exceptional strength in extreme environments.
- ** For High Mechanical Strength & Toughness:**
Recommended: Zirconia (ZrO₂)
Why: Zirconia's exceptional fracture toughness (up to 7 MPa·m⁰·⁵) and high flexural strength make it resistant to cracking and mechanical shock, perfect for demanding structural applications.
- For Static Dissipation (ESD-Safe) & Machinability:
Recommended: Conductive Ceramics (ESD Series) or ITA
Why: These materials bridge the gap between insulating ceramics and metals. They safely dissipate electrostatic charges, protecting sensitive electronic components during handling and processing.
Have a Unique Application?
We specialize in OEM & ODM services. Our technical team can help you select, customize, or even develop a ceramic material tailored to your specific requirements for composition, size, and performance.
