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High Quality Alumina Ceramic Switch
A High Quality Alumina Ceramic Switch is an advanced ceramic device that is used to control the flow of electric current in various electrical systems. It is made from high-quality alumina ceramic material, known for its excellent electrical insulation properties and high thermal conductivity.
The switch is designed to provide reliable performance in demanding environments, where temperature fluctuations, high voltages, and electrical currents are present. It is commonly used in power distribution systems, electrical panels, and other applications where the safe and efficient control of electricity is crucial.
The term "Advanced Ceramics" refers to the use of ceramics that exhibit exceptional properties, such as high strength, hardness, and resistance to wear and corrosion. Alumina ceramic is one such material that is widely used in various industries due to its excellent electrical and thermal properties.
The Ceramic Switch is a key component of electrical systems, responsible for controlling the flow of electricity by either allowing or interrupting the current. It is designed to withstand high voltage levels and provide reliable insulation to prevent electrical leakage and short circuits.
The Ceramic Insulator is another crucial component of the switch, responsible for providing electrical insulation and preventing the flow of current between different conductive elements. It is made from high-quality alumina ceramic material, which ensures efficient insulation and prevents energy loss.
Advantage:
1. Good electrical insulation
2. Moderate thermal conductivity
3. High corrosion and wear resistance
4. High mechanical strength
5. High compressive strength
6. High hardness
Item
Unit
Al2O3 95％－97％
Al2O3 99％
Desity
g/cm3
3.7
3.85
Flexural Strength
Mpa
300
340
Compressive Strength
Mpa
3400
3600
Modulus of Elaslicity
Gpa
350
380
Impact Resistance
Mpa m1/2
4.0
5
Weibull Moudulus
m
10.0
10
Vickers Hardness
HV0.5
1200.0
1300
Thermal Expansion Coefficent
10-6K-1
5.0-8.3
5.4-8.3
Thermal Conductivity
W/mK
24
27
Thermal Shork Resistance
△T℃
250
270
Maximum Use Temperature
℃
1600
1650
Volume Resistivity at 20℃
Ω
≥1014
≥1014
Dielectric Constant
KV/mm
20
25
Open Porosity
%
0
0
Dielectric Constant
ξr
10
10
Dielectric Loss Angle
Tanσ
0.001
0.001
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Main Product:
Advanced Ceramics,
Engineering Ceramics ,
Ceramic Disc,
Ceramic Insulator,
Precision Ceramics,
Electrical Ceramics
