Carbon Black
We -Hebei Daguangming Ind. Group, is the 4th Manufactuer of Carbon in China. The annual production is 140000Mts and will be expected to 170000Mt Next year.
We mainly produce: N220, N234, N375, N550, N326, N339, N660, N330. Grade wet processed granular carbon black, and have the potential to produce 20 grade carbon black if the quantity is suitable.
Our products follow the specification of GB3778-2003 Standard, and reaches ASTM-Standard.
Our Group got the Quality Certificate: ISO9001: 2008, Environmental Certificate ISO4001: 2004 Standard. Occupation Cetificate: 28001: 2001, REACH testing(EU Certificate)
And other details as:
Packing: 25kgs/bag, 20kgs/bag, 500kgs/bag, 1000kgs/bag
Delivery: 3 week upon confirm the order
Terms of payment: By T/T or L/C at sight.
| Hebei Daguangming Ind.Group,Juwuba Carbon Black Co.,Ltd. |
|
| TECHNICAL SHEET (STANDARD:GB3778-2003 & ASTMD1765-91) |
| Item |
Unit |
N220 |
N234 |
N330 |
N326 |
N339 |
N375 |
N550 |
N539 |
N660 |
| Iodine Adsorption Number |
g/kg |
121±5 |
120±5 |
82±5 |
82±5 |
90±5 |
90±5 |
43±5 |
43±5 |
36±5 |
| DBP Absorption Number |
10 -5 m 3 /kg |
114±5 |
125±5 |
102±5 |
72±5 |
120±5 |
114±5 |
121±5 |
111±5 |
90±5 |
| Compressed DBP Absorption Numb |
10 -5 m 3 /kg |
90-103 |
97-107 |
83-93 |
64-72 |
94-104 |
88-104 |
77-93 |
73-89 |
66-82 |
| CTAB Surface Area |
10 3 m 2 /kg |
102-120 |
110-128 |
73-91 |
74-92 |
87-99 |
87-105 |
35-49 |
34-48 |
29-43 |
| Nitrogen Surface Area |
10 3 m 2 /kg |
102-120 |
112-126 |
71-85 |
71-85 |
86-96 |
86-100 |
34-46 |
33-45 |
29-41 |
| Tint Strength |
% |
108-124 |
115-131 |
96-112 |
103-119 |
103-119 |
106-122 |
|
|
|
| PH Value |
|
7±1.5 |
| Heating Loss |
%≤ |
2.5 |
1.5 |
| Ash Content |
%≤ |
0.7 |
| 45 um Mesh |
%≤ |
0.1 |
| Impurity |
|
NO |
| Fines Content |
%≤ |
7 |
| Modulus at 300% |
Mpa |
-2.3±1.6 |
-0.4±1.6 |
-0.9±1.6 |
-3.9±1.6 |
0.6±1.6 |
0.1±1.6 |
-0.9±1.6 |
-1.6±1.6 |
-2.6±1.6 |
|
|
| Hebei Daguangming Ind.Group,Juwuba Carbon Black Co.,Ltd. |
|
Audited Supplier 
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