THE SPECIFICATION OF CARBON BLACK N220
ITEM(N220) INDEX
Iodine Absorption Number g/kg 43+/-4
DBP Absorption Number 10-5 m3/kg 121+/-5
DBP Absorption Number of Compressed Sample 10-5 m3/kg 81~95
CTAB Surface Area 103 m2/kg 38~46
Nitrogen Surface Area 103 m2/kg 38~46
Tint Strength -
Heating Loss 2.5
Ash 0.5
Tensile Strength Map≥ -3.5
Extension%≥ -10
Map Modulus at 300% -1.7+/-1.3


THE SPECIFICATION OF CARBON BLACK N550

ITEM(N550) INDEX
Iodine Absorption Number g/kg 121+/-5
DBP Absorption Number 10-5 m3/kg 114+/-5
DBP Absorption Number of Compressed Sample 10-5 m3/kg 93~107
CTAB Surface Area 103 m2/kg 106~116
Nitrogen Surface Area 103 m2/kg 114~124
Tint Strength 110~120
Heating Loss 3
Ash 0.5
Tensile Strength Map≥ -0.8
Extension%≥ 10
Map Modulus at 300% -2.5+/-1.3