Professional Carbon Black N220/N330/N550/N660 Supplier for rubber industry

Professional Carbon Black N220/N330/N550/N660 Supplier for rubber industry 
1. Competitive price
2. High quality
3. Wide specifications
5. Personalized services
5. Molecular Formula: C 1. Molecular weight: 12.01
2. CAS No: 1333-86-4
3. Place of origin: China
4. Standard: GB 3778-2003
5. Form: Black granule
6. Process: Wet process FREE SAMPLES
ISO9001: 2008 Manufacturer
SGS for quality and quantity    
Carbon Blacks N220, N234, N330, N326, N339, N375, N539, N550, N660, are supplied by us with high quality and competitive prices     

ITEMS	N220	N234	N326	N330	N339	N375	N550	N660
Iodine Absorption No. g/kg	121±7	120±7	82±7	82±7	90±7	90±7	43±6	36±6
DBP Absorption No 10-5 M 3/kg	114±7	125±7	72±7	102±7	120±7	114±7	121±7	90±7
DBP Absorption No. of Compressed sample 10-5 M 3/kg	90-106	94-110	62-74	80-96	91-107	88-104	77-93	66-82
CTAB surface Area No.103 M 2/kg	102-120	110-128	74-92	73-91	84-102	87-105	35-49	29-43
Nitrogen Surface Area 103 M2/kg	112-126	112-126	71-85	71-85	84-98	86-100	34-46	29-41
Tint Strength %	108-124	115-131	103-119	96-112	103-119	106-122	-	-
Heating Loss %≤	2.5	2.5	2.5	2.5	2.5	2.5	1.5	1.5
Ash Content %≤	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7
500 μm Sieve Residue % ≤	0.0010	0.0010	0.0010	0.0010	0.0010	0.0010	0.0010	0.0010
45 μm Sieve Residue % ≤	0.100	0.100	0.100	0.100	0.100	0.100	0.100	0.100
Impurity	no	no	no	no	no	no	no	no
Stress at 300% Elongation MPa	-2.3±1.6	-0.4±1.6	-3.9±1.6	-0.9±1.6	0.6±1.6	0.1±1.6	-0.9±1.6	-2.6±1.6

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