Kaolin
CalcinedKaolin:Whiteflakecrystalpowder,asenseofgreasy,earthytaste.Relativedensity:2.58.PHvalue(20%watersuspension)3.8~7.5.Mohshardness:2.0Oilabsorptionrate:40%~50%.Averageparticlesize:0.5to1micron.Maximumfreewater:1.0%.
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