Carbon Black / N774
N764 is an industrial rubber carbon black that provides the essential properties for many of your everyday rubber. It is mainly used in tire cord layers, inner tubes, belts, hoses, cable ropes, rubber tubes, rubber seals, footwear, moulded goods and solutions.
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CHEMICAL AND PHYSICAL PROPERTIES OF N650 CARBON BLACK |
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GRADE |
|
ASTM TEST |
N-774 |
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Iodine absorption |
g/kg |
D 1510 |
29±3 |
|
DBP absorption |
10-5m3/kg |
D 2424 |
72±4 |
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CTAB surface area |
m2/kg |
D 3765 |
25-33 |
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Heating loss |
@ 125 °C |
D 1509 |
0.50 |
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Ash content |
% max |
D 1506 |
0.50 |
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Sieve residue N 325 |
% max |
D1514 |
0.05 |
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Fine Content |
% max |
D 1508 |
10 |
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Pour density |
kg/m3 |
D 1513 |
490±40 |
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Sulphur content |
% max |
D 1619 |
1.10 |
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Colour strength |
% |
D 3265 |
- |
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DBP absorption after pressing |
10-5m3/kg |
D 3493 |
60-66 |
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pH value |
|
D 1512 |
6-9 |
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Toluol extract |
% min |
D 1618 |
75 |
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Stress at 300% Elongation |
mpa |
|
-4.1±1.0 |