Carbon Black

Index

N220

N330

N550

N660

Iodine Absorption Number g/kg

121 +/-5

  82 +/-5

43 +/-4

36 +/-4

DBP Absorption Number 10 -5 m 3 /Kg

114 +/-5

102 +/-5

121 +/-5

90 +/-5

DBP Absorption Number of Compressed 
Sample 10 -5 m 3 /Kg

93~107

81~95

81~95

68~82

CTAB Surface Area 10 3 m 2 /Kg

106~116

79~87

38~46

31~39

Nitrogen Surface Area 10 3 m 2 /Kg

114~124

78~88

38~46

30~40

Tint Strength

110~120

98~108

-

-

Heating Loss

3.0

2.5

2.5

1.5

Ash

0.5

0.5

0.5

0.5

Tensile Strength Map ≥

-0.8

-1.5

-3.5

-3.5

Extension% ≥

+10

-10

-10

+10

Map Modulus at 300%

-2.5 +/-1.3

-1.7 +/-1.3

-1.7 +/-1.3

-3.5 +/-1.3

cathy at cndschem dot com

We are Hebei Desheng Chemicals Co. Ltd which is located in hebei Province of China. Now we have 36 chemical manufacturing sites in our own region and 3 groups of convenient transporting teams. We have a good reputation as a result of broad market and reasonable price in chemical industry.cathy at cndschem dot com