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PRODUCT
Heavy Calcium Carbonate Powder (GCC)

 Heavy calcium carbonate powder

SPECIFICATION OF HEAVY CALCIUM CARBONATE POWDER - GCC

(UNCOATED GRADE) 

 

SPECIFICATION

UNIT

KIND OF POWDER

N011A

N011

N01

N02T

N02

N03

NO MARK

CaCO3                

%

 98.5

 98.5

 98.5

 98.5

 98.5

 98.5

 98.0

Fe2O3                                     

%

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.05

Whiteness  

%

≥ 97

≥ 97

≥ 97

≥ 97

≥ 97

≥ 97

≥ 92

 Apparent specific gravity  

g/ml

0.41

0.43

0.46

0.52

0.64

0.66

0.75

Moisture  

%

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.25

DOP oil absorption value     

ml/100

52 ± 2

50 ± 2

48 ± 2

44 ± 2

42 ± 2

40 ± 2

31 ± 2

 Water absorption value 

ml/100

27

28

29

30

33

34

39

PH

 

7.5

7.5

7.5

7.5

7.5

7.5

7.5

Average particle size (D50)

Micron

≤ 1.1

≤ 1.5

≤ 2.2

≤ 3.5

≤ 8.5

≤ 11.0

≤ 28.0

Top cut (D97)         

Micron

≤ 6.0

≤ 8.0

≤ 12.0

≤ 20.0

≤ 38.0

≤ 42.0

-

 

SPECIFICATION OF HEAVY CALCIUM CARBONATE POWDER - GCC

(COATED GRADE)

 

SPECIFICATION

UNIT

KIND OF POWDER

HC 1200

HC 1000

HC 800

HC 600

HC 500

HC 400

CaCO3                

%

 98.5

 98.5

 98.5

 98.5

 98.5

 98.5

Fe2O3                                     

%

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

≤ 0.015

Whiteness

g/ml

≥ 97

≥ 97

≥ 97

≥ 97

≥ 97

≥ 97

Apparent specific gravity          

%

0.72

0.76

0.80

0.95

0.95

0.97

Moisture 

ml/100

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

≤ 0.15

DOP oil absorption value     

 

26 ± 2

25 ± 2

24 ± 2

21 ± 2

21 ± 2

20 ± 2

PH

Micron

7.5

7.5

7.5

7.5

7.5

7.5

Average particle size (D50

Micron

≤ 1.1

≤ 1.5

≤ 2.2

≤ 3.5

≤ 5.0

≤ 8.5

Top cut (D97)

 

≤ 6.0

≤ 8.0

≤ 12.0

≤ 20.0

≤ 26.0

≤ 38.0