Glazed Surface Ceramic for Vacuum Switching Tubes
Glazed Surface Ceramic for Vacuum Switching Tubes
Glazed Surface Ceramic for Vacuum Switching Tubes
Glazed Surface Ceramic for Vacuum Switching Tubes

Glazed Surface Ceramic for Vacuum Switching Tubes

USD $0.01 - $10 /Piece

Min.Order:1000 Pieces

Supply Ability:
10000000 Piece / Pieces per Month
Port:
Shenzhen
Payment Terms:
T/T Credit Card

Quick Details View All >

Place of Origin:
Hunan, China
Type:
Ceramic Tubes
Material:
Alumina Ceramic
Model Number:
Customer's Requirements
Brand Name:
Ultronic

Changsha Ultronic Ceramic Technology Co., Limited

Credit Member 4 years
Business Type: Manufacturer
Changsha Hunan China
Main Products: Alumina Ceramic ,Metalized Ceramic ,Water faucet Ceramic ,Zirconia Ceramic ,Steatite Ceramic

Product Details

Glazed Surface Ceramic for Vacuum Switching Tubes

Glazed Surface Ceramic for Vacuum Switching TubesGlazed Surface Ceramic for Vacuum Switching TubesGlazed Surface Ceramic for Vacuum Switching TubesGlazed Surface Ceramic for Vacuum Switching Tubes

 

 

The ceramic tubeswhich have glazed surface can apply with the quite harsh environment

 because they have good  moisture preventing ability and insulating ability.

 

Applications:high voltage relays,vacuum switching tubes,vacuum capacitors

Glazed Surface Ceramic for Vacuum Switching TubesGlazed Surface Ceramic for Vacuum Switching TubesGlazed Surface Ceramic for Vacuum Switching Tubes

 

Metallized ceramic can be application in the production of porcelain controls,

 surge arresters, surge arrester with insulation, high temperature resistance, 

good air tightness, fast heat dissipation, high mechanical strength and high stability 

high voltage relays,vacuum switching tubes,vacuum capacitor in harsh working environment, good soldering and solder with gold, silver, copper, nickel and so on.

 

Materials Performance

 

 

       Item

 

Unit

Performance

Alumina ceramic

 

steatite ceramic

90%

92%

95%

96%

Ceramic

Body

 

Appearance

Color

-

white,ivory white,brown,black

White off-white

Mechanical

Characters

 

Bulk Density

g/cm3

3.6

3.65

3.7

3..75

2.7

 

Water Absorption

%

0

0

 

Flexural strength

MPa

280

300

310

320

150

        (HV)

Hardness

GPa

12

5.8

 

Thermal

Characters

 

Coefficient of linear thermal expansion

20~800

×10-6mm/

6.3~7.3

6.4~7.4

6.5~7.5

6.8~7.8

8.0

 

 

Thermal Conductivity

W/(m.K)

12

16

20

23

2

 

Electrical

Characters

 

Dielectric constant(1MHz)

9~10

9~10

9~10

10

7.5

 

Dielectric loss angle

×10-4

6

5

4

3

8

 

Dielectric Strength

KV/mm

15

20

24

28

18

 

Metalized Ceramics

 

Gas leakage coefficient

Pa.m3/s

10-8

-

 

Volume resistivity

Ω.cm

1015

-

 

Combined strength

MPa

120

-

 

Thickness of Metal

μm

20

-

 

 

Company Profile

Changsha Ultronic Ceramic Technology Co., Ltd. is located in Changsha City, the capital of Hunan Province. 

Since its establishment in September 2010, Ultronic has been devoted to manufacturing alumina ceramics 

and steatite ceramics for electric components and industrial ceramics. Now, we have the forming technologies 

of hot pressing, dry pressing, injection molding, tape casting, and isostatic pressing. We also have the special 

process of surface metallization, glazing, and polishing. Our main products include ceramic thermostat housing, 

ceramic rod, metalized ceramic GDT tube, faucet cartridge ceramic disc, ceramic insulating plate and so on. 

And we supply to leading companies in respective business, such as and so on.

 

Glazed Surface Ceramic for Vacuum Switching Tubes

 

 

 

Contact Supplier

Mr. shawn mao Manager Chat Now
Telephone
0086-731-88203556
Mobile
0086-13357218613
Fax
0086-731-88203556
Address
Tongguan town,Wangcheng district Changsha,Hunan

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