Carbon Black
N220 N234 N326 N330 N339 N347
Iodine-Absorption ( g/Kg ) 121± 9 120± 9 82 ± 9 82 ± 9 90 ± 9 90 ± 9
DBPAbsorption(10-5 3/kg ) 114± 10 125± 10 72 ± 10 102 ± 10 120 ± 10 124 ± 10
CompressionDBP Absorption (10-5 m2/kg) 90-110 90-110 59-79 78-98 91-111 90-110
Surface of CTAB Absorption Rate
(103 m2 / kg ) 101-121 109-12- 75-91 74-90 85-101 79-95
STSA ( 102 m2 / kg ) 109-129 116-136 74-94 73-93 86-106 80-100
Ash% 0.5 0.5 0.5 0.5 0.5 0.5
Nitrogen Adsorption Surface Area 103M2/KG 109-129 116-136 74-94 73-93 86-106 80-100
CTAB Adsorption Surface Area 103M2/KG 101-121 109-129 75-91 74-90 85101 79-95
Heating loss %≤ 2.5 2.5 2.5 2.5 2.5 2.5
Color Intensity 105-125 114-134 104-120 95-111 102-118 95-111
Residue(45μ m) %≤ 0.1 0.1 0.1 0.1 0.1 0.1
Residue(500μ m) %≤ 0.001 0.001 0.001 0.001 0.001 0.001
300% Elongation -1.5+/-1.6 0.5+/-1.6 -3+/-1.6 -1+/-1.6 0.5+/-1.6 1+/-1.6
Elongation at Break %≥ -10 0 10 -20 -50 -40
Tensile Strength MPa ≥ -2 -1.5 -0.5 -2.5 -0.5 -2.5


Molecular formular: C
Molecular weight: 12.01


Properties: Black powder, insoluble in water, acid and alkali. Combustion in air with high insulation capacity and high opacity


Application: Mainly applied to various rubber products such as tyres, rubber overshoes, cable, seal ring, tape etc. Moreover they can be applied to such relevant industries as plastic manufacture.


Package: 20kg paper bag