Items Specificaton
N220 N330 N550 N660
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
Sample DBP (10 -5 M3 /Kg) 95-105 83-93 83-93 71-79
Adsorptive Specific Surface Area of CATB ( 103M2/Kg) 106-116 77-87 38-46 32-40
Adsorptive Specific Surface Area of Nitrogen (103M2 /Kg) 114-124 78-88 38-46 30-40
Tinting Strenth% 110-120 98-108 --- ---
Heating Loss 2.5%Max 2.5%Max 1.5Max 1.5Max
Ash Content 0.5%Max 0.5%Max 0.5%Max 0.5%Max
Tensile Strength -0.5*** Min -0.5*** Min -3.5*** Min -3.0*** Min
300% Extending Stress -1.5 ¡À1.0 *** 1.0 ¡À1.0 *** 1.0 ¡À1.0 *** 2.5 ¡À1.0 ***
45¦Ìm Sieve Residue 0.10%Max 0.10% Max 0.10%Max 0.10%Max
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