Alumina (Al2O3) Ceramic Ball

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Alumina (Al2O3) Ceramic Ball is a high-performance ceramic filler with exceptional physical and chemical properties that remain stable even at temperatures as high as 1100℃. They find extensive applications as catalyst carriers, adsorbents, and desiccants. Heeger Materials provides top-quality Al2O3 Ceramic Ball at competitive prices, offering specialized and customized services.

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Data sheet

MaterialsAl2O3
Purity95%, 97%, 99%, 99.7%, or customized
Sizeφ0.800mm~φ100mm, or customized

More info

Alumina (Al2O3) Ceramic Balls are high-performance ceramic fillers made from high-purity alumina material. These balls exhibit excellent properties such as wear resistance, heat resistance, and oxidation resistance. However, they are not suitable for use with hydrochloric acid, hydrofluoric acid, and strong alkaline solutions. An alumina ceramic ball is used as the support material of the catalyst in the reactor and the tower packing. Its main function is to support and protect the active catalyst with low strength and increase the distribution point of gas or liquid.

Alumina (Al2O3) Ceramic Ball

Alumina (Al2O3) Ceramic Ball Properties

Composition

UNIT

HM-Al95

HM-Al99

HM-Al997

AL2O3  Content

%

95

99

99.7

Color

 

White

Ivory

Ivory

Tensile Strength

Kpsi

32

38

36

Flexural Strength

Kpsi

52

55

54

Compressive Strength

Kpsi

300

377

350

Density

g/cc

3.70

3.90

3.92

Hardness

HV, GPa

13.8

17.2

18

Thermal Conductivity

W/(m K)

25

30

30

Coefficient of Thermal Expansion

In / In°C (x10-6)

7.7

7.8

7.8

Working Temperature

°C

1500

1650

1750

Dielectric Constant

 

9.5

9.7

9.8

Volume Resistivity (25°C)

Ohm-cm

>1014

>1014

>1014

*Customized services can be available based on specific requirements.

Alumina (Al2O3) Ceramic Ball Advantages

  • High-temperature resistant
  • Good chemical corrosion resistance
  • Non-magnetic
  • Good electrical insulation
  • Dense and non-porous

Alumina (Al2O3) Ceramic Ball Applications

  • Used as catalyst support materials in various chemical processes, including petrochemical, refining, and environment applications.
  • Used in thermal storage systems, such as solar energy storage and high-temperature heat storage.
  • Used as inert packing material in columns and reactors to create uniform flow distribution and support catalytic or adsorption processes.

Alumina (Al2O3) Ceramic Ball Packing

Alumina (Al2O3) Ceramic Balls are carefully packaged with adhesive-free surface protection tape and cardboard boxes to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.

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