Specification :

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N-220 Carbon Black
N-330 Carbon Black
N-550 Carbon Black
N-660
Loding Absorption Number ( g/ Kg) 114-128 77-87 39-47 32-40
Absorption Value of DBP ( 10-5 m3/ Kg) 109-119 97-107 116-126 85-95
Absorption Value of compressing
sample DBP ( 105 m3/ Kg) 95-105 83-93 83-93 71-79
Adsorptive Specific Surface
Area of Catb ( 10 3 m2/ Kg) 106-116 77-87 38-46 32-40
Adsorptive Specific Surface
Area of Nitrogen ( 10 3 m2/ 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 -3.5MPa Min -3.0MPa Min
300% Extending Stress -1.5 1.0 MPa 1.0¡ À 1.0 MPa 1.0¡ À 1.0 MPa 2.5¡ À 1.0 MPa
45¦ Ì m Sieve Residue 0.10% Max 0.10% Max 0.10% Max 0.10% Max