Spherical Alumina

ꄴPrevious： Non-spherical Alumina
ꄲNext： null
 MS Series：Standard Spherical Alumina

 

Feature

  • High spheroidization rate
  • High filling rate
  • High thermal conduction
  • Low ion content

Application

  • Thermal pad
  • Thermal gel/grease
  • Thermal compound potting
  • Thermal spraying
  • Chip packaging

 

 

Product Specification

 

Product

Code

Particle Size

S.S.A

E.C

pH

True Density

Spheroidization rate

Chemical composition

D10

D50

D90

㎡/g

μS/cm

-

g/cm ³

%

Al2O3

（%）

SiO2

（ppm）

Fe2O3

(ppm)

Na2O

（ppm）

MS-2

1.0

2.5

5.5

1.53

＜20

7.5

3.72

96

99.94

365

130

105

MS-5

2.9

6.2

12.6

0.38

＜20

7.5

3.73

98

99.94

368

131

101

MS-10

4.6

11.6

25.4

0.25

＜20

7.6

3.78

97

99.93

425

169

106

MS-20

10.2

24.3

43.7

0.18

＜20

7.6

3.78

97

99.94

364

134

102

MS-45

31.1

51.5

79.3

0.09

＜20

7.3

3.82

98

99.94

359

138

103

MS-70

47.8

73.2

106.5

0.07

＜20

7.3

3.85

98

99.94

361

137

102

MS-90

60.2

89.8

132.5

0.05

＜20

7.4

3.86

98

99.94

367

128

105

MS-120

93.7

123.6

175.6

0.04

＜20

7.4

3.87

98

99.94

357

135

108

 

 

 

Particle distribute

 

 

 

 

 

MST Series：Spherical Alumina with surface treatment（Coating）

 

Features

  • Higher fill rate
  • Better dispersion
  • Improve the compatibility
  • Low ion content

Application

  • Thermal pad
  • Thermal gel/grease
  • Thermal compound potting

 

 

Product Specification

 

Product

Code

Particle Size

S.S.A

E.C

pH

True Density

Spheroidization rate

D10 

D50

D90

㎡/g

μS/cm

-

g/cm³

%

MST-2T1

1.0

2.5

5.5

1.53

＜20

7.5

3.72

96

MST-5T1

2.9

6.2

12.6

0.38

＜20

7.5

3.73

98

MST-10T1

4.6

11.6

25.4

0.25

＜20

7.6

3.78

97

MST-45T1

31.1

51.5

79.3

0.09

＜20

7.3

3.82

98

 

 

 

 

 

MS TOP CUT Series：Top cut based on MS Series(Spherical Alumina)

 

Benchmarking methods customized

  • D99/D100
  • BLT test method
  • Sieve Margin

Application

  • EMC Package
  • Ultra-thin thermal pad
  • BLT limiting thermal  gel
  • Low thermal resistance thermal grease

 

 

Product Specification

 

Product

Code

Particle Size

S.S.A

E.C

pH

True Density

Spheroidization rate

Chemical composition

D10

D50

D90

D99

㎡/g

μS/cm

-

g/cm ³

%

Al2O3

（%）

SiO2

（ppm）

Fe2O3

(ppm)

Na2O

（ppm）

MS-5-20C

2.32

5.66

12.14

19.12

0.41

＜20

7.8

3.73

98

99.94

368

131

101

MS-10-35C

4.34

11.34

23.84

33.17

0.28

＜20

7.6

3.78

97

99.93

425

169

106

MS-20-55C

9.62

21.45

35.36

51.23

0.19

＜20

7.6

3.78

97

99.94

364

134

102

MS-45-75C

26.91

39.46

53.82

67.52

0.09

＜20

7.3

3.82

98

99.94

359

138

103

MS-70-150C

41.97

67.81

102.42

142.12

0.08

＜20

7.3

3.85

98

99.94

361

137

102

 

Based on the full series of MS, the maximum particle size can be customized;

Support a variety of indexing methods, default to D99 as the maximum particle size control index;

 

 

 

 

 

WA-P Series：Based on MS Series(Spherical Alumina)

 

Features

  • Higher cost performance
  • Stable performance
  • High spheroidization rate

Application

  • Thermal pad
  • Thermal gel/grease
  • Thermal compound potting

 

 

Product Specification

 

Product

Code

Particle Size

S.S.A

E.C

pH

True Density

Spheroidization rate

Chemical composition

D10 

D50

D90

㎡/g

μS/cm

-

g/cm³

%

Al2O3

（%）

SiO2

（ppm）

Fe2O3

(ppm)

Na2O

（ppm）

WA-P5

2.8

5.9

12.1

0.39

＜100

8.0

3.73

97

99.9

363

125

512

WA-P40

27.1

47.2

78.7

0.11

＜100

8.0

3.82

97

99.9

350

125

525

WA-P45

28.3

52.3

82.5

0.10

＜100

8.1

3.82

97

99.9

350

125

525

WA-P70

43.6

74.6

116.0

0.07

＜100

8.0

3.85

97

99.9

361

137

502

WA-P90

58.6

91.5

138.7

0.06

＜100

8.1

3.86

97

99.9

367

128

505