We Hebei Daguangming Juwuba Carbon Black Co.Ltd is the 4th manufactuer of carbon black In China.OUr Yearly production is:200,000Mts
We may produce more than 20 grades carbon black like N220, N234, N330, N326, N339, N375, N550, N539, N660 T300,C500,P8 ect. And following GB3778-2011 & ASTM-D Stanard.
We export more than 20 countries.and got ISO:9001:2008,QS, ISO1400H OHAS Reach Certificate. Our carbon black are mainly used in the following field:
Rubber & Tire grade& Belt Tube: asN220,N330,N550,N774,N660
Master batch grade:N326,N774,N660,N330
Plastic grade: as White Carbon,p8
4> Ink & Pigment grade:P.8, N115,N1321,C500 ect.
We have got Reach Certificate.which a allow us to export to Europ with the competitive price.
We are supply to Goodyear,Bridgestone,Cooper Tire,Apollo Tire,J.K tire ect with have good experience to supply good material.
WE may suppy the best service to ensure you get the goods at the shortest time and good quality.
You may contact us at any moment if you have enquiry.
| STANDARD:GB 3778-2003 OR ASTMD Hebei Daguangming Group, Juwuba Carbon Black Co., Ltd. |
| Item |
Unit |
Grade |
N220 |
N234 |
N330 |
N326 |
N339 |
N375 |
N550 |
N660 |
| Iodine Adsorption Number |
g/Kg |
superior |
121±5 |
120±5 |
82±5 |
82±5 |
90±5 |
90±5 |
43±4 |
36±4 |
| Qualified |
121±7 |
120±7 |
82±7 |
82±7 |
90±7 |
90±7 |
43±6 |
36±6 |
| DBP Absorption Number |
10 -5 m 3 /kg |
superior |
114±5 |
125±5 |
102±5 |
72±5 |
120±5 |
114±5 |
121±5 |
90±5 |
| Qualified |
114±7 |
125±7 |
102±7 |
72±7 |
120±7 |
114±7 |
121±7 |
90±7 |
| Compressed DBP Absorption Number |
10 -5 m 3 /kg |
|
93~103 |
97~107 |
83~93 |
64~72 |
94~104 |
91~101 |
80~90 |
69~79 |
| Qualified |
90~106 |
94~110 |
80~96 |
62~74 |
91~107 |
88~104 |
77~93 |
66~82 |
| CTAB Surface Area |
10 3 m 2 /kg |
superior |
105~117 |
113~125 |
76~88 |
77~89 |
87~99 |
90~102 |
37~47 |
31~41 |
| Qualified |
102~120 |
110~128 |
73~91 |
74~92 |
84~102 |
87~105 |
35~49 |
29~43 |
| Nitrogen Surface Area |
10 3 m 2 /Kg |
superior |
114~124 |
114~124 |
73~83 |
73~83 |
86~96 |
88~98 |
34~44 |
31~39 |
| Qualified |
112~126 |
112~126 |
71~85 |
71~85 |
84~98 |
86~100 |
34~46 |
29~41 |
| STSA |
10 3 m 2 /Kg |
superior |
106±5 |
112±5 |
75±5 |
76±5 |
88±5 |
91±5 |
39±5 |
34±5 |
| Qualified |
106±9 |
112±9 |
75±9 |
76±9 |
88±9 |
91±9 |
39±9 |
34±9 |
| Tint strength |
% |
superior |
111~121 |
118~128 |
99~109 |
106~116 |
106~116 |
109~119 |
¬ |
¬ |
Qualified |
108~124 |
115~131 |
96~112 |
103~119 |
103~119 |
106~122 |
¬ |
¬ |
| PH Value |
|
Qualified |
7±1.5 |
| Heating Loss |
%≤ |
Qualified |
2.5 |
1.5 |
| Ash Content |
% ≤ |
Qualified |
0.7 |
| 45 um mesh |
% ≤ |
superior |
0.05 |
| Qualified |
0.10 |
| Impurity |
|
Qualified |
NO |
| Fines Content |
%≤ |
Qualified |
7 |
| Toluene Discoloration |
% max 1618 |
Qualified |
90(85--90) |
85 |
80 |
| sulfur |
% max 1619 |
Qualified |
1.1 |
1.5 |
1.1 |
| Pour density |
kg/m3 |
Qualified |
355±40 |
320±40 |
380±40 |
455±40 |
345±40 |
345±40 |
360±40 |
440±40 |
| Modulus at 300% |
Mpa |
superior |
-2.3±1.0 |
-0.4±1.0 |
-0.9±1.0 |
-3.9±1.0 |
0.6±1.0 |
0.1±1.0 |
-0.9±1.0 |
-2.6±1.0 |
| Qualified |
-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 |
-2.6±1.6 |
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