Silica

  • Description
Product Detail

Chemical Name             Silica                                
Molecular Formula       SiO2·nH2O
CAS NO                      7631-86-9


Specification

Appearance

White Powder/Granule

Silica(Dry Basis)=%

98

Type

S115

S125

S155

S175

S195

BET Specific Surface Area m2/g

100-130

115-135

140-160

165-185

185-205

CTAB

90-120

105-125

130-150

155-175

175-195

Bulk Density g/l

190-260 Powder
270-340 /Granule

PH value(10% aqueous solution)

6.0-7.5

Loss on Ignition(dry basis)% =

7.0

Loss on Drying   % =

4.0-8.0

DBP Adsorption, cm³/100g

200-300

 Residue (45µm ) %=

0.50

Cu Content, mg/kg=

30.0

Mn Content, mg/kg=

50.0

Fe Content, mg/kg =

1000.0

%(Na2SO4)  

Soluble Salts%(in forms of Na2SO4)=

1.6


PropertiesWhite granule or powder. 
Uses 

Good  transparent rubber product, shoe-making Material,  additive of plastic and polyester, cover of cable  and electric wire, strengthening agent of  light-colored rubber, carrier of forage additive, pigment additive.

Package 20-25kg/bag
Storage Life12 months
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