CAS No.

7631-86-9

Carbon Black
CAS.NO:7631-86-9
Molecular Formula: C
Molecular weight: 12.01
Appearance: Black power or granular
Specification??/span>

?????ame ??/span>Parameter	Carbon black N220	Carbon black N330	Carbon black N550	Carbon black N660
Iodine Absorption Number(g/Kg)	114-128	77-87	39-47	32-40
Absorption Value of DBP (10-5m3/Kg)	109-119	97-107	116-126	85-95
Absorption Value of compressing sample DBP (10-5m3/Kg)	95-105	83-93	83-93	71-79
Adsorptive Specific Surface Area of CATB ( 103m2/Kg)	106-116	77-87	38-46	32-40
Adsorptive Specific Surface Area of Nitrogen (103m2/Kg)	114-124	78-88	38-46	30-40
Tinting Strength %	110-120	98-108	?---	?---
Heating Loss	2.5%max	2.5%max	1.5%max	1.5%max
Ash Content	0.5%max	0.5%max	0.5%max	0.5%max
Tensile Strength	-0.5mpa min	-0.5mpa min	-0.5mpa min	-0.5mpa min
300% Extending Stress	-1.5?.0 mpa	-1.0?.0 mpa	-1.0?.0 mpa	-2.5?.0 mpa
45μm Sieve Residue	0.10% max	0.10% max	0.10% max	0.10% max

Packing: 25 kgs in net bag, 16 MT in the 20?CL.

usage: Rubber Industry, such as Tyres, Cable, Tape, also used in ink industry etc.
Hs code: 28030000