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Silica

Committed to the development, production and sales of high-quality rubber additives. At present, the company has more than 30 kinds of products of SUNNYJOINT, including accelerators, antioxidants, vulcanizing agents and other special additives. It also provides products in different forms such as oil-extended, granulated and ultra-fine products.

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Silica

Good transparent rubber products, shoe materials, plastic and polyester additives, cable and wire sheaths, light-colored rubber reinforcing agents, feed additive carriers, and pigment additives.
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Product description
Parameters
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

%(以Na2SO4计) 
Soluble Salts%(in forms of Na2SO4)≤

1.6

 
Properties:White granule or powder. 
 
Uses:Good transparent rubber product, shoe-making Material, additive of plastic and polyester, cover of cable and electric wire, strengthening agentof light-colored rubber, carrier of forage additive, pigment additive.
 
Package:20-25kg/bag
 
Storage Life:12 month
 
Keyword:
Nano silica
Nano coating sio2
We could not find any corresponding parameters, please add them to the properties table
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