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SUOYI 99% Al2O3 Alumina granulated powder 2N Alumina Powder for Ceramic Substrate white powder 60-200 mesh CAS 1344-28-1-1

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SUOYI 99% Al2O3 Alumina granulated powder 2N Alumina Powder for Ceramic Substrate white powder 60-200 mesh CAS 1344-28-1-1

99.99% Aluminum Oxide 0.1um-1um Alumina Polishing Powder for Precision Polishing

  • Product name Aluminum oxide
  • Purity 99.9999%
  • Particle size 1-20um,0.2-5um
  • Specific surface area 5-15
  • Application Sapphire crystals, lithium battery separator coatings, ceramics, coatings

Specification

Item

Value

Classification

ALUMINA

CAS No.

1344-28-1

Other Names

Alumina

MF

Al2O3

EINECS No.

215-691-6

Place of Origin

China Hebei

Grade Standard

Electron Grade, Industrial Grade

Purity

95%-99.9%

Appearance

White powder

Application

For special ceramics

Brand Name

SUOYI

MF

Al2O3

Molecular weight:

101.96

Material:

Alumina Ceramic

Application

Structural ceramics and filter ceramics

Boiling Point:

2980 ℃

Melting point:

2054 ℃

 

Alumina Ceramic Performance

Item

Unit

95 Al2O3

96 Al2O3

99 Al2O3

Physical Characteristics

Heat resistance

1500

1550

1800

Bulk dnsity

g/cm³

3.6

3.6

3.9

Water absorption

%

0

0

0

Mechanical Characteristics

Flexural strength

Mpa

320

340

360

Hardness vickers

Gpa

12.2

13.5

15.6

Elastic mdulus

Gpa

280

320

370

Poisson'radio

0.22

0.23

0.23

Thermal Characteristics

Linear expansion coeffcient

(20-500℃)10^-6/℃

7.1

7.2

8

Thermal conductivity

w/(m.k)

16

24

32

Specific heat

*10^-3(kg*K)

0.78

0.78

0.9

Electrical Characteristic

Dielectric constant(1MHZ)

-

9

9.4

9.9

Dielectric loss angle

*10^-4

15

5

1

Dielectric strength

*10^6V/m

12

15

15


Alumina ceramic is a kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products.
01

Feature

A variety of specifications available
Satisfy various technical request 
Lower medium spoilage
Good insulation performance and high temperature resistance
Stiffness texture
Used in all electric products, electric heating products and wear resistant machinery parts
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