- Product Details
- {{item.text}}
Quick Details
-
Brand Name:
-
Atcera
-
Product name:
-
Ceramic Insulator
-
Shape:
-
As Drawing Requests
-
Maximum Use Temperature:
-
1750℃
-
Density:
-
3.7g/cm3
-
Compressive Strength:
-
100Mpa
Quick Details
-
Material:
-
Alumina Ceramic
-
Place of Origin:
-
Hunan, China
-
Model Number:
-
Atcera
-
Brand Name:
-
Atcera
-
Product name:
-
Ceramic Insulator
-
Shape:
-
As Drawing Requests
-
Maximum Use Temperature:
-
1750℃
-
Density:
-
3.7g/cm3
-
Compressive Strength:
-
100Mpa
ceramic insulator is a kind of ceramic material with excellent electrical insulation properties and high temperature properties, which is widely used in electronics, power, aerospace and other fields, with high resistivity, high melting point, low dielectric loss and so on.
According to different application requirements, insulating ceramics can be made into a variety of different structures and shapes, such as tubular, plate, column and so on.
|
Alumina Ceramic Properties
|
|
95%Al2O3
|
99%Al2O3
|
99.5%Al2O3
|
||||
|
Item
|
Unit
|
Typical Values
|
|
|
||||
|
Physical Properties
|
|
|
|
|
||||
|
Color
|
|
White
|
Ivory
|
yellow
|
||||
|
Density
|
g/cm3
|
>3.6
|
3.89
|
3.96
|
||||
|
Alumina Content
|
%
|
95%
|
99%
|
99.50%
|
||||
|
Gas permeability
|
|
0
|
0
|
0
|
||||
|
Water Absorption
|
|
0
|
0
|
0
|
||||
|
Mechanical Properties
|
|
|
|
|
||||
|
MONS' Hardness
|
Grade
|
9
|
9
|
9
|
||||
|
Rockwell Hardness
|
HRA
|
≥85
|
≥89
|
≥89
|
||||
|
Vickers Hardness (Hv50)
|
Gpa(Kg/mm²)
|
15.7(1600)
|
15.7(1600)
|
15.7(1600)
|
||||
|
Flexural Strength(20°C)
|
psiX103
|
358
|
550
|
550
|
||||
|
Compressive Strength(20°C)
|
psiX103
|
2068(300)
|
2600(377)
|
2600(377)
|
||||
|
Modulus of Elasticity
|
Gpa
|
275
|
|
|
||||
|
Fracture Toughness(20°C)
|
Mpa.m3/2
|
4.3
|
5.6
|
6
|
||||
|
Thermal Properties
|
|
|
|
|
||||
|
Thermal Conductivity(20°C)
|
W(m.K)
|
16
|
30
|
30.4
|
||||
|
Thermal Expansion(25-1000°C)
|
1X10-6/℃
|
7.6
|
7.9
|
8.2
|
||||
|
Maximum Use Temperature
|
°C
|
1450
|
1600
|
1650
|
||||
|
Thermal shock resistance
|
°C
|
250
|
200
|
200
|
||||
|
Electronic Properties
|
|
|
|
|
||||
|
Volume resistivity（100°C）
|
Ohm/cm2
|
>1013
|
>1014
|
>1014
|
||||
|
Dielectric breakdown strength
|
KV/mm
|
8.7(220)
|
8.7(220)
|
8.7(220)
|
||||
|
Dielectric Constant
|
Er
|
9
|
9.7
|
9.7
|
||||
|
Dielectric constant (100MHz)
|
Er
|
9.5
|
|
|
||||
Hunan Atcera CO. Ltd. has been deeply engaged in the field of advanced ceramics for 12 years, and has production experience of more than 2000 precision ceramic products. We focus on the material of alumina ceramics, aluminum nitride ceramics, zirconia ceramics, silicon carbide ceramics, boron carbide ceramics, silicon nitride ceramics, boron nitride ceramics, quartz, etc., and aim to provide you with advanced ceramics one-stop service.We have been offering our products and services to our clients from more than 100 countries or regions.
Hot Searches
