Shenzhen Huaxin Precision Ceramics Co., Ltd.
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  • Contact Person : Mr. Tu Tom
  • Company Name : Shenzhen Huaxin Precision Ceramics Co., Ltd.
  • Tel : 0086-0755-25832196
  • Fax : 0086-0755-28520997
  • Address : Guangdong,shenzhen,B1411, Buji Center Square, Buji Town, Longgang District, Shenzhen, China 518112
  • Country/Region : China
  • Zip : 518112

Heat resistant alumina al2o3 ceramic electrical

Heat resistant alumina al2o3 ceramic electrical
Product Detailed
Related Categories:Electrical Ceramics
Heat resistant alumina al2o3 ceramic electrical -Good insulation -Heat resistant -Low thermal conductivity -95% alumina

Heat resistant alumina al2o3 ceramic electrical

Features:

1) A variety of specifications available.

2) Satisfy various technical request

3) Lower medium spoilage

4) Good insulation performance and high temperature resistance

5) Stiffness texture

6) Used in all electric products and electric heating products

7) OEM, ODM and OBM are welcome

 We can supply the products according to customer's drawings, samples and performance requirement

The ceramic electronic components:low loss at high frequency. Good insulating , high strength, , low dielectric constant, Great mechanical strength, high air tightness, high chemical stability, etc. We can produce all kinds of  ceramic holders, ceramic support, ceramic tubes, ceramic pipe, ceramic ring, etc. Widely used in electronic components, electronic device and electric products. Our products meet the international standards.

Performance For Electrical Ceramic

Item

Unit

Steatite ceramic

95 Al2O3

96

Al2O3

Physical Characteristics

Heat resistance

0C

1100

1500

1550

Bulk density

g/cm3

2.7

3.6

3.6

Water absorption

%

0

0

0

Mechanical Characteristics

Flexural strength

Mpa

145

320

340

Hardness vickers

Gpa

5.7

12.2

13.5

Elastic modulus

Gpa

120

280

320

Poisson’s ratio

0.21

0.22

0.23

Thermal Characteristics

Linear expansion coefficient

(20-5000C) 10-6/0C

7.9

7.1

7.2

Thermal conductivity

w/(m.k)

2.5

16

24

Specific Heat

*10-3J/(kg*K)

0.75

0.78

0.78

Electrical Characteristics

Dielectric constant (1MHZ)

-

6.2

9

9.4

Dielectric loss angle

*10-4

18

15

5

Dielectric strength

*106V/m

18

12

15

Processing technology

Process range (mm)

Outside Diameter

1---300

Inside Diameter

0.5---300

Length

0.5---600

Accuracy of working (mm)

Perpendicularity

0.001

Concentricity

0.001

Roundness

0.0005

Straightness 

0.005

Parallelism

0.01

Planeness

0.005

Roughness 

0.005

Fit clearance

0.005

Heat resistant alumina al2o3 ceramic electrical



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