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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 | ||||
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 | ||||
| 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 agent of light-colored rubber, carrier of forage additive, pigment additive. |
| Package | 20-25kg/bag |
| Storage Life | 12 months |
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