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silica for coating and ink(the best price)
silica for coating and ink(the best price)

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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/g
BET specific surface area

210-250

cm3/g
DBP absorption value

2.3-3.4

SiO2%

≥98.0%

Na2SiO4%

≤0.5

Fe(mg/kg)

≤160

μm
average particle

≤3

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