Carbon Black --- rubber grade N330

         Name ,Parameter

Carbon black N220

Carbon black N330

Carbon black N550

Carbon black N660

Loding Absorption Number(g/Kg)

114-128

77-87

39-47

32-40

Absorption Value of DBP (10-5m3/Kg)

109-119

97-107

116-126

85-95

Absorption Value of compressing sample DBP (10-5m3/Kg)

95-105

83-93

83-93

71-79

Adsorptive Specific Surface Area of CATB ( 103m2/Kg)

106-116

77-87

38-46

32-40

Adsorptive Specific Surface Area of Nitrogen (103m2/Kg)

114-124

78-88

38-46

30-40

Tinting Strength %

110-120

98-108

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Heating Loss

2.5%max

2.5%max

1.5%max

1.5%max

Ash Content

0.5%max

0.5%max

0.5%max

0.5%max

Tensile Strength

-0.5mpa min

-0.5mpa min

-0.5mpa min

-0.5mpa min

300% Extending Stress

-1.5±1.0 mpa

-1.0±1.0 mpa

-1.0±1.0 mpa

-2.5±1.0 mpa

45μm Sieve Residue

0.10% max

0.10% max

0.10% max

0.10% max