Product Description

	N220	N330	N550	N660
Iodine-absorption Number, g/Kg	121±5	82±7	43 ± 6	36 ± 6
DBP Absorption (10-5 m3/kg )	114±5	102±7	121 ± 7	90 ± 7
Compression DBP absorption (10-5 m2/kg)	90~105	78~98	77~93	66~82
Nitrogen Surface area Absorptive(103m2/Kg)	109-129	73-93	34-50	27-43
Surface of CTAB absorption rate (102 m2 / kg )	102~121	73~91	35~49	29~43
Ash Content%	0.5	0.5	0.5	0.5
45μm Sieve Residue,%≤	0.10	0.10	0.10	0.10
150μm Sieve Residue,%≤	0.02	0.02	0.02	0.02
Surface of He absorption rate ( 102 m2 / kg )	112~126	71~85	34~46	29~41
Tint Stregth( %)	105~125	95 ~ 111	-	-

carbon black

Specifications