White fused alumina

White fused alumina micropowder

White fused alumina micropowder is widely used for abrasive and refractory media.

White fused alumina

AL2O3: 99.5%Min. It is white colour . Mohs hardness: 9.0

CAS:1344-28-1

HS Code: 28181090

Melting point: 2200 degree centigrade.

The micro powder of white fused alumina is mainly available for FEPA standard, JIS standard, China GB standard. The powder is super fine for grinding, polishing.


It is widely used for different types of abrasive media, polishing, grinding, making ceramics, refractory, additives. It is used for high temperature resistance materials.

Symbol

Range of the grain

Chemical composition (%)

True density

Shape of grain

Al2O3

Na2O

WA

F12-80

≥99.70

0.2

≥3.90

 

Equaled Volume

F90-150

≥99.70

0.2

F180-220

≥99.50

0.2

F230-400

≥99.50

0.25

F500-1200

≥99.0 

0.25

China Abrasives | Abrasive | Aluminum Oxide | fused alumina

White fused alumina micropowder is available at FEPA grade, JIS grade, China GB grade.

CHINA

JIS R6001-1998

ANSI B74.10-
1977(R1988)

FEPA42GB-1984
DIN69101-1985


Grit

d50 value
(in 
µm)
Sedigraph
5000D

GB2477-83

GB/T2481.2-1998
(ISO8486.2-1996)

GB/T9258.1-2000
(IS06344-1997)

Grit

d50 value(in µm)

Grit

d50
value
(in 
µm)
Sedimen-
tation tube
method

Grit

d50 value(in µm)

Grit

Size
range
(in 
µm)

Grit

d50 value
(in
µm)

Grit

d50 value
(in
µm)

Sediment-
ation tube
method

Electric
resistance
method
(with Coulter

Standard
Werte der
Mikro-F-Reihe

Sedigraph
5000D

 







P240

58.5±2

240

60.0±4.0

57.0±3.0












P280

52.2±2

280

52.0±3.0

48.0±3.0






F230

50.0±3.0



F230

53±3

P320

46.2±1.5

320

46.0±2.5

40.0±2.5

240

53.5-50

F230

53±3

50.0±3.0

F240

42.0±2.0



F240

44.5±2

P360

40.5±1.5

360

40.0±2.0

35.0±2.0



F240

44.5±2

42.0±2.0







P400

35.0±1.5

400

34.0±2.0

30.0±2.0

280

44-40.5




F280

34.5±1.5

W63

6350

F280

36.5±1.5

P500

30.2±1.5

500

28.0±2.0

25.0±2.0

320

36-32.5

F280

36.5±1.5

34.5±1.5

F320

27.7±1.5

W50

5040

F320

29.2±1.5

P600

25.8±1.0

600

24.0±1.5

20.0±1.5

360

28.8-25.8

F320

29.2±1.5

27.7±1.5

F360

21.6±1.5

W40

4028

F360

22.8±1.5

P800

21.8±1.0

700

21.0±1.3

17.0±1.5

400

23.6-20.6

F360

22.8±1.5

21.6±1.5

F400

16.5±1.0

W28

2820

F400

17.3±1.0

P1000

18.3±1.0

800

18.0±1.0

14.0±1.0

500

19.7-16.7

F400

17.3±1.0

16.5±1.0

F500

12.3±1.0

W20

2014

F500

12.8±1.0

P1200

15.3±1.0

1000

15.5±1.0

11.5±1.0

600

16-13

F500

12.8±1.0

12.3±1.0







P1500

12.6±1.0

1200

13.0±1.0

9.5±0.8






F600

9.0±1.0

W14

1410

F600

9.3±1.0

P2000

10.3±0.8

1500

10.5±1.0

8.0±0.6

800

12.3-9.8

F600

9.3±1.0

9.0±1.0







P2500

8.4±0.5

2000

8.5±0.7

6.7±0.6

1000

9.3-6.8




F800

6.3±1.0

W10

107

F800

6.5±1.0



2500

7.0±0.7

5.5±0.5



F800

6.5±1.0

6.3±1.0

F1000

4.5±.08

W7

75

F1000

4.5±0.8



3000

5.7±0.5

4.0±0.5

1200

6.5-4.5

F1000

4.5±0.8

4.5±0.8

F1200

3.1±0.5

W5

53.5

F1200

3.0±0.5



4000


3.0±0.4



F1200

3.0±0.5

3.1±0.5

F1500

2.0±0.4







6000


2.0±0.4






F2000

1.25±0.25







8000


1.2±0.3






F2500

0.77±0.2















F3000

0.38±0.13
















20kg bags in ton bag or on pallet

25kg bags in ton bag or on pallet

China Abrasives | Abrasive | Aluminum Oxide | fused alumina

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