Product specification Chemical composition Grade namecalcined kaolin%sio2 51-52 Applicationpaint & paper%al2o3 43-44 Pow.Br(%) (iso)91+-1%fe2o3 0.75-0.90 Color shade (on water panel)white%tio2 0.35-0.55 Bulk density (gms/lit)335%cao 0.02 Ph6.10 %mgo 0.015 Residue(500#)max0.5%%na2o 0.1 Oil absorption (gm/100gm)55-65%k2o 0.06 %l.O.I 0.1 Particle size distribution(on sedigraph 5100) D(50)m1.0m %below 10 micron95.0 min %below 2 micron60-65 %below 1 micronn/a