silica for ink and coating has high BET and good oil absorption!. superfine white power ,good appearance,well packing!

silica( for coating and ink ,SiO2) Una.16 Silicon Dioxide ,white carbon , Una.16

Chemistry character: precipitation analysis Silicon Dioxide

General character: high surface area and absorbing oil value, can partly substitute white carbon black with coatings,inks making,regarded as dispersant agent in powder system and as flow controlling agent in liquid system,and good thickening and antisettling action.

Appication:coatings,inks etc.

Item	value
form	very fine powder
105°C 2h %Loss on drying	4.0-8.0
1000°C %Ignition loss	≤7.0
PH value	6.5-7.5
m2/gBET specific surface area	210-250
cm3/gDBP absorption value	2.3-3.4
SiO2%	≥98.0%
Na2SiO4%	≤0.5
Fe(mg/kg)	≤160
μmaverage particle	≤3

silica for coating and ink(the best price)