Carbon Black N-991

This is the pow­der ver­si­on on ther­mal Car­bon Black N-990. In case of some appli­ca­ti­ons a pow­der ver­si­on of ther­mal Car­bon Black offers addi­tio­nal bene­fits. For exam­p­le the mixing oft the pow­der requi­res less efforts and ener­gy becau­se the­re are no beads to be destroyed.

TECHNICAL SPECIFICATION

QUALITY PARAMETER VALUE TEST METHOD
Iod­i­ne adsorp­ti­on num­ber [g/kg] 9±3 ASTM D 1510
Oil absorp­ti­on num­ber [cm3/100g] 42±5 ASTM D 2414
pH-value 7-11 ASTM D 1512
Hea­ting loss at 125°C [%], max. 0.4 ASTM D 1509
Ash con­tent [%], max. 0.2 ASTM D 1506
Sie­ve resi­due: 0.045 [%], max. 0.08 ASTM D 1514

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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