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18 Metric Ton |
FOB Price:USD 535.0000 -600.0000 |
assistant silica silicon dioxide
USES: Mainly used in radial tire, rubber products, plastic film, paint coating production, also can be used in medicine, food, feed (additive, etc. ) pesticides.
Item |
Test Standard |
Exterior |
White powder |
White extent |
Better or equal to standard
|
S iO2 (dry product)/% |
≥90% |
Loss on drying 105deg.C,2h |
4.0—7.5 |
Loss on ignition(dry product)1,000deg.C 2h (%) |
3.0—5.5 |
PH value |
6.0-7.5 |
BET Specific surface area( ㎡/g) |
150-180 |
DBP absorption value( ㎝³/g) |
≥3.1-3.6 |
Total iron content(mg/kg) |
≤500 |
Total copper content(mg/kg) |
≤30 |
Total manganese content(mg/kg) |
≤50 |
Sieve residue(4.5um)% |
≤0.5 |
Mesh size |
325 |
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