Carbon Black N-772

This is a medi­um rein­for­cing Car­bon Black gra­de with a slight­ly hig­her sur­face in com­pa­ri­son to N-762. It ensu­res a high elasticity.
The main appli­ca­ti­on are­as are in extru­ded goods, belts and hoses, mold­ed goods and pla­s­tics application.

TECHNICAL SPECIFICATION

QUALITY PARAMETER VALUE TEST METHOD
Iod­i­ne adsorp­ti­on num­ber [g/kg] 30±5 ASTM D 1510
Oil absorp­ti­on num­ber [cm3/100g] 65±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. 0.45 ASTM D 1506
Sie­ve resi­due: 0.045 [%], max. 0.02 ASTM D 1514
Auto­ma­ted indi­vi­du­al pel­let crash strength 10-50 ASTM D 5230
Fines con­tent, pack­ing [%], max. 8 ASTM D 1508
Sulp­hur con­tent [%], max. 1.1 ASTM D 1619
Pour den­si­ty [kg/m3] 510±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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