CARBON BLACK
Details
Technical Indicators of Carbon Black for Rubber Use (GB3778-2021)
|
No. |
Name of Product Indicators Item |
N219 |
N220 |
N234 |
N326 |
N330 |
N339 |
N375 |
N539 |
N550 |
N660 |
N774 |
N772 |
N762 |
|
1 |
Iodine Absorption Value, g/kg |
123±7 |
126±7 |
125±7 |
84±6 |
84±6 |
93±6 |
93±6 |
43±5 |
43±5 |
36±5 |
29±5 |
30±5 |
27±5 |
|
2 |
DBP Absorption Value, 10-5m³/kg |
78±6 |
114±6 |
125±7 |
72±6 |
102±6 |
120±7 |
114±6 |
111±6 |
121±7 |
90±5 |
72±5 |
65±5 |
65±5 |
|
3 |
DBP Absorption of Compressed sample, 10-5m³/kg |
69-81 |
92-104 |
96-108 |
62-74 |
82-94 |
93-105 |
90-102 |
76-86 |
80-90 |
69-79 |
58-68 |
54-64 |
54-64 |
|
4 |
CTAB Absorption Area, 103m2/kg |
100-114 |
103-117 |
109-125 |
74-86 |
73-85 |
86-98 |
89-101 |
35-47 |
36-48 |
31-43 |
26-38 |
27-39 |
25-37 |
|
5 |
Adsorptive Specific Surface Area of Nitrogen, 103m2/kg |
-- |
106±7 |
112±7 |
76±6 |
75±6 |
88±6 |
91±6 |
38±5 |
39±5 |
34±5 |
29±5 |
30±5 |
28±5 |
|
6 |
Nitrogen Absorption Surface Area, 103m2/kg |
109-123 |
107-121 |
112-126 |
72-84 |
72-84 |
85-97 |
86-100 |
34-44 |
35-45 |
30-40 |
25-35 |
27-37 |
24-34 |
|
7 |
Tint Intensity, % |
115-131 |
108-124 |
115-131 |
103-119 |
96-112 |
103-119 |
107-121 |
-- |
-- |
-- |
-- |
-- |
-- |
|
8 |
Decrement After Heating, %≤ |
2.5 |
2.0 |
1.5 |
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|
9 |
300% Stretching Stress, MPa≥ |
-3.5 |
-1.9 |
0.0 |
-3.5 |
-0.5 |
1.0 |
0.5 |
-1.2 |
-0.5 |
-2.2 |
-3.7 |
-4.6 |
-4.5 |
|
10 |
Pour density, kg/m3 |
440 |
355 |
320 |
455 |
380 |
345 |
345 |
385 |
360 |
440 |
490 |
520 |
515 |
Properties: Black particles.
Application: Black colorant, filler in rubber.
Packing: In 20kgs bag or 550kgs/1000kgs jumbo package.
Storage: Keep container tightly closed in a cool, dry and well-ventilated place, avoiding exposure of the packaged product to direct sunlight.
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