High Precision Advanced Ceramics Electrical Insulation Alumina Ceram Sheet Thin Ceramic Parts
Alumina ceramic components offer a range of advantages
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High Hardness and Wear Resistance: Alumina ceramics have a hardness close to that of diamond, providing excellent wear resistance, making them suitable for high-wear environments.
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High-Temperature Stability: Alumina ceramics exhibit outstanding performance at high temperatures, maintaining structural stability and mechanical strength, making them ideal for applications in high-temperature environments.
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Chemical Stability: Alumina ceramics possess excellent chemical stability, resisting acids, alkalis, and other chemical corrosion, making them suitable for use in corrosive environments.
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Electrical Insulation: Alumina ceramics are excellent electrical insulators, widely used in electrical and electronic devices for manufacturing insulators and other insulating components.
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Low Thermal Expansion Coefficient: Alumina ceramics have a low thermal expansion coefficient, which helps maintain dimensional stability under extreme temperature changes.
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Good Thermal Conductivity: Although alumina ceramics have lower thermal conductivity compared to metals, they still offer relatively good thermal conductivity compared to other ceramic materials, suitable for applications requiring some degree of heat dissipation.
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Biocompatibility: Alumina ceramics are biocompatible, making them commonly used in medical devices and implants.
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Item
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Unit Symbol
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95% Alumina Ceramics
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99% Alumina Ceramics
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99.7% Alumina Ceramics
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|
Maximum Using Temperature
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℃
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1600
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1700
|
1700
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Water Absorption
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%
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0
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0
|
0
|
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Hardness
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Gpa
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≥85
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≥89
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≥89
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Flexural Strength
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MPa (psi x 103)
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336
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550
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550
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Compressive Strength
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MPa (psi x 103)
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2000
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2500
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2500
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Fracture Toughness
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Mpa
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4~5
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5.6
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6
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Thermal Conductivity
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W/m °K
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18-25
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30
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30.4
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Thermal Shock Resistance
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°C
|
220
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180-220
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180-220
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Dielectricity Constant
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|
9.4
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9.8
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9.8
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FAQ
Q1: Are you a manufacturer or a trader?
A1: We are a real manufacturer, our factory is specialized in producing refractory materials for more than 20 years. We promise to provide the best price, the best pre-sale and after-sale service.
Q2: How do you control your quality?
A2: For each production process, LJ has a complete QC system for chemical composition and physical properties. And we will test the goods, and the quality certificate will be shipped with the goods. If you have special requirements, we will try our best to accommodate them.
Q3: What is your delivery time?
A3: Depending on the quantity, our delivery time is different. But we promise to ship as soon as possible with guaranteed quality.
Q4: Do you provide free samples?
A4: Of course, we provide free samples.
Q5: Can we visit your company?
A5: Yes, of course, you are welcome to visit LJ company and our products.
Q6: What is the MOQ for trial order?
A6: There is no limit, we can provide the best suggestion and solution according to your situation.
Q7: Why choose us?
A7: We have been making refractory materials for more than 20 years, we have strong technical support and rich experience, we can help customers design different kilns and provide one-stop service.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.