WeHebei Daguangming Ind. Group, is the 4th Manufactuer of Carbon Black in China. The annual production is 150,000Mts and will be expected to 170000Mt Next year.
Our mainly wet carbon black:
N220, N234, N375, N326, N339, N330, N550, N539, N660, N774, N762 Grade wet processed granular carbon black, and have the potential to produce 20 grade carbon black if the quantity is suitable.
Quality Certificate:
ISO9001: 2008, Environmental Certificate ISO4001: 2004 Standard. Occupation Cetificate: 28001: 2001
Usage: Wet carbon black 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
Packing: 25kgs PP bags/500kgs jumbo bags/1000kgs jumbo bags, All by wooden pallets
Standard: GB 3778-2003 and reaches ASTM-Standard.
TECHNICAL SHEET(STANDARD:GB3778-2003 & ASTM-STANDARD) |
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 |
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 |