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Carbon black for rubber
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  Carbon Black For Use In Rubber

N110 N115 N219 N220 N234
Iodine Absorption Number g/Kg 145±9 160±9 118±9 121±9 120±9
DBP Absorption Number 10-5M3/kg 113±10 113±10 78±10 114±10 125±10
DBP Absorption of Compressed Sam 10-5M3/kg 88-108 86-106 65-85 90-110 90-110
Nitrogen Surface Area 103M2/kg 133-153 135-155 106-126 109-129 116-136
CTAB surface Area 103M2/kg 116-136 118-138 97-117 101-121 109-129
Heating Loss %≤ 3 3 2.5 2.5 2.5
Tint Strength % 114-134 113-133 113-133 105-125 114-134
Ash Content % 0.5 0.5 0.5 0.5 0.5
45μm Sieve Residue %≤ 0.1 0.1 0.1 0.1 0.1
500μm Sieve Residue %≤ 0.001 0.001 0.001 0.001 0.001
Modulus at 300% -1.6±1.6 -2±1.6 -3.5±1.6 -1.5±1.6 0.5±1.6
Extension At Break %≥ 0 +20 -10 0
Tensile Stength Mpa≥ -1 -0.5 -2 -1.5

N326 N330 N339 N347 N351 N375
Iodine Absorption Number g/Kg 82±9 82±9 90±9 90±9 68±9 90±9
DBP Absorption Number 10-5M3/kg 72±10 102±10 120±10 124±10 120±10 114±10
DBP Absorption of Compressed Sam
10-5M3/kg
59-79 78-98 91-111 90-110 87-107 87-107
Nitrogen Surface Area 103M2/kg 74-94 73-93 86-106 80-100 63-83 90-110
CTAB surface Area 103M2/kg 75-91 74-90 85-101 79-95 65-81 88-104
Heating Loss %≤ 2.5 2.5 2.5 2.5 2.5 2.5
Tint Strength % 104-120 95-111 102-118 95-111 92-108 107-123
Ash Content % 0.5 0.5 0.5 0.5 0.5 0.5
45μm Sieve Residue %≤ 0.1 0.1 0.1 0.1 0.1 0.1
500μm Sieve Residue %≤ 0.001 0.001 0.001 0.001 0.001 0.001
Modulus at 300% -3±1.6 -1±1.6 0.5±1.6 1±1.6 1 ±1.6 0±1.6
Extension At Break %≥ +10 -20 -50 -40 -50 -40
Tensile Stength Mpa≥ -0.5 -2.5 -0.5 -2.5 -2.5 -1

N550 N642 N660 N762 N774 N539
Iodine Absorption Number g/Kg 43±8 36±8 36±8 27±8 29±8 43±8
DBP Absorption Number 10-5M3/kg 121±10 64±8 90±10 65±8 72±8 111±10
DBP Absorption of Compressed Sam
10-5M3/kg
78-98 54-70 67-83 49-65 54-70 74-94
Nitrogen Surface Area 103M2/kg 34-50 29-45 27-43 20-36 21-37 33-49
CTAB surface Area 103M2/kg 36-52 28-44 30-46 23-39 23-39 35-51
Heating Loss %≤ 1.5 1.5 1.5 1.5 1.5 1.5
Tint Strength % - - - - - -
Ash Content % 0.5 0.5 0.5 0.5 0.5 0.5
45μm Sieve Residue %≤ 0.1 0.1 0.1 0.1 0.1 0.1
500μm Sieve Residue %≤ 0.001 0.001 0.001 0.001 0.001 0.001
Modulus at 300% -1±1.6 -4.5±1.6 -2.5±1.6 -5.8±1.6 -4±1.6 -1.5±1.6
Extension At Break %≥ -40 +40 -10 +20 0 -20
Tensile Stength Mpa≥ -5 -5 -4.5 -5 -4.5 -5

 

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