Carbon Black N-121

A high-structured Carbon Black with reinforcing properties. It provides maximum abrasion resistance, highest reinforcement and tensile.
This kind of Carbon Black is used e. g. in off the road tire treads, tread rubber and conveyor belts.


Iodine adsorption number [g/kg] 121±5 ASTM D 1510
Oil absorption number [cm3/100g] 132±5 ASTM D 2414
pH-value 7-10 ASTM D 1512
Heating loss at 125°C [%], max. 1.0 ASTM D 1509
Ash content [%], max. 0.75 ASTM D 1506
Sieve residue: 0.045 [%], max. 0.05 ASTM D 1514
Automated individual pellet crash strength 20-100 ASTM D 5230
Fines content, packing [%], max. 8 ASTM D 1508
Sulphur content [%], max. 1.1 ASTM D 1619
Pour density [kg/m3] 345±30 ASTM D 1513

Note: The above-mentioned values do not constitute a specification or certification for a particular shipment,
but merely represent values, based on analysis of spot samples from previous productions.

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