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.

TECHNICAL SPECIFICATION

QUALITY PARAMETER VALUE TEST METHOD
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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