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Alumina Ceramics (Al2O3)

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Spherical Alumina (Al2O3) Powder, HM Top Cut Series

HM1967

New product

Spherical Alumina (Al2O3) Powder is made using the high-temperature melting-sphere-jet method, followed by refining processes like sieving and purification. It boasts high spheroidization, filling capacity, and thermal conductivity. Heeger Materials offers top-quality Spherical Al2O3 Powder at competitive prices, with specialized and customized services to meet specific requirements.

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Data sheet

ShapeSpherical Powder
MaterialsAl2O3
Purity99.9%

More info

Spherical Alumina (Al2O3) Powder has unique and excellent physicochemical properties and has been widely used as the filler of thermally interface materials, thermally conductive engineering plastics, thermally conductive fillers of aluminum-based copper-clad laminates, and so on. HM has developed spherical alumina products to meet customers' diverse needs, including the HMBAK series, HM Top Cut series, HMBAH series, and HMBAM series. 

Spherical ALumina (Al2O3) Powder, HM Top Cut Series

Spherical Alumina (Al2O3) Powder, HM Top Cut Series Selection Notes

Spherical Alumina (Al2O3) Powder, HM Top Cut Series belongs to the alumina ceramics range and is selected for high hardness, electrical insulation, wear resistance and thermal stability. It is commonly used in formulation, sintering, coating, filler, catalyst, electronic material and research use as well as insulators, substrates, tubes, rods, plates, wear parts and precision ceramic components. When requesting a quote, confirm purity, particle size distribution, morphology, surface treatment, packaging and quantity.

Related Materials and Product Forms

For material comparison or adjacent product forms, browse alumina rods, alumina plates, zirconia ceramic and alumina ceramics.

FAQ

Can Spherical Alumina (Al2O3) Powder, HM Top Cut Series be customized? Yes. Heeger Materials can review custom sizes, purity or grade requirements, tolerances, drawings, quantities and application conditions for this product.

HM Top Cut Series Spherical Alumina Powder Specifications

Properties

Unit

HM Top Cut Series Product

HMBAK-5-25C

HMBAK-10-35C

HMBAK-15-45C

HMBAK-30-75C

HMBAK-40-75C

HMBAK-70-120C

Particle Size

D10

μm

1.92

4.08

9.73

18.32

23.35

49.9

D50

μm

5.07

8.61

15.51

32.1

40.78

75.34

D90

μm

8.89

15.48

22.85

63.12

65.18

109.3

Screen Residue

ppm

+325 mesh (45μm)≤100

+500 mesh

(25μm)≤4000

+400 mesh (38μm)≤100

+500 mesh

(25μm)≤1000

+270 mesh (53μm)≤200

+325 mesh

(45μm)≤3000

+150 mesh (100μm)≤100

+200 mesh

(75μm)≤3000

+120 mesh (124μm)≤300

+150 mesh

(100μm)≤3000

+120 mesh (124μm)≤100

+130 mesh

(110μm)≤1000

Specific Surface Area

m2/g

0.38

0.22

0.12

0.09

0.09

0.06

Electricity Conductivity

μS/cm

2.64

5.81

3.77

3.77

4.68

5.31

PH Value

--

6.79

7.33

6.8

7.05

6.82

6.97

Moisture

%

0.03

0.02

0.03

0.03

0.03

0.02

True Density

g/cm3

3.7

3.82

3.78

3.8

3.79

3.79

Spheroidization Rate

%

96

96

97

96

96

95

Chemical Composition

Al2O3

%

99.93

99.93

99.94

99.94

99.94

99.95

SiO2

ppm

430

450

370

340

340

250

Fe2O3

ppm

180

140

140

150

150

160

Na2O

ppm

90

110

90

110

110

90

HM Top Cut Series Spherical Alumina Powder Features

  • High Spheroidization Ratio
  • High Filling Ratio
  • HighThermal Conductivity
  • Narrow particle size distribution

HM Top Cut Series Spherical Alumina Powder Applications

  • Epoxy Molding Compounds
  • Thermal Interface Materials
  • Thermal Plastics
  • Thermal Clads

HM Top Cut Series Spherical Alumina Powder Packing

Spherical Alumina (Al2O3) Powder should be stored in a sealed container in a dry and cool place, and should not be exposed to air for an extended period. HM offers vacuum-sealed packaging including 100g/bag, 500g/bag, 1kg/bag, and 25kg/drum, or customized packaging as per specific requirements.

Spherical Alumina (Al2O3) Powder, HMBAK Series Packing

Where to Buy Spherical Alumina (Al2O3) Powder in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Alumina Ceramic products, including Spherical Alumina Powder, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials for research, development, and large-scale industrial production in the scientific and industrial sectors.

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