Carbon Blacks N220, N234, N330, N326, N339, N375, N539, N550, N660, are supplied by us with high quality and competitive prices.
They are widely used for Tyre, Rubber, Conveyer Belt, Plastic, Master Batch, Printing Ink, Paints, Cover, Cable Wire and so on.
Letters, phone call and other further consultation are warmly welcomed, and will be answered promptly.
| TECHNICAL SHEET (STANDARD:GB3778-2003 & ASTMD1765-91) |
| NO. |
Item |
Unit |
Grade |
N220 |
| 1 |
Iodine Adsorption Number |
g/kg |
Superior |
121±5 |
| Qualified |
121±7 |
| 2 |
DBP Absorption Number |
10 -5 m 3 /kg |
Superior |
114±5 |
| Qualified |
114±7 |
| 3 |
Compressed DBP Absorption Number |
10 -5 m 3 /kg |
Superior |
93~103 |
| Qualified |
90~106 |
| 4 |
CTAB Surface Area |
10 3 m 2 /kg |
Superior |
105~117 |
| Qualified |
102~120 |
| 5 |
Nitrogen Surface Area |
10 3 m 2 /kg |
Superior |
114~124 |
| Qualified |
112~126 |
| 6 |
STSA |
10 3 m 2 /kg |
Superior |
106±5 |
| Qualified |
106±9 |
| 7 |
Tint Strength |
% |
Superior |
111~121 |
| Qualified |
108~124 |
| 8 |
PH Value |
|
Qualified |
7±1.5 |
| 9 |
Heating Loss |
%≤ |
Qualified |
2.5 |
| 10 |
Ash Content |
% ≤ |
Qualified |
0.7 |
| 11 |
45 um Mesh |
% ≤ |
Superior |
0.05 |
| Qualified |
0.10 |
| 12 |
Impurity |
|
Qualified |
NO |
| 13 |
Fines Content |
%≤ |
Qualified |
7 |
| 14 |
Toluene Discoloration |
% max 1618 |
Qualified |
90(85--90) |
| 15 |
Sulfur |
% max 1619 |
Qualified |
1.1 |
| 16 |
Pour density |
kg/m3 |
Qualified |
355±40 |
| 17 |
Modulus at 300% |
mpa |
Superior |
-2.3±1.0 |
| Qualified |
-2.3±1.6 |
| Hebei Daguangming Ind.Group,Juwuba Carbon Black Co.,Ltd. |
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