Adsorption No     90±7   (g/kg) 
DBP Adsorption No  114±7  (10^-5m³/kg)
24M4 DBP Adsorption No   94~104 (10^-5m³/kg)
CTAB Surface Area     90~102 (10³m²/kg)
Nitrogen Surface Area    93~107 (10³m²/kg)
Tint Strength       109~121(%)
Heat Loss   2.5 (%)
Ash Content 0.5 %
45Um Sieve Residue0.1 %
150Um Sieve Residue0.02 %
500Um Sieve Residue 0.001%

Impurity  none
Tensile Strength     0.0(Mpa≥)
Ultimate Elogation    -20(%≥)
300% Modulus      0.0±1.2(Mpa)