Silicon Dioxide

Silicon Dioxide

Molecular Formula:SiO2
Molecular Weight:60.084
CAS NO:14808-60-7
Packaging:25Kg Bagged
Detailed Info
Silicon Dioxide Product Quality Indicators
Analysis Items Specification
FengSil- Ⅰ FengSil- Ⅱ FengSil- Ⅲ FengSil- Ⅳ FengSil- Ⅴ
SiO2 Content % ≥ 93 ≥ 93 ≥ 92 ≥ 92 ≥ 98
Ignition Loss % 4.0-6.0 4.0-8.0 4.0-8.0 4.0-8.0 4.0-8.0
Loss on Ignition % ≤ 7.0 ≤ 7.0 ≤ 7.0 ≤ 7.0 ≤ 7.0
pH Value 6.0 -7.0 6.5 -7.0 6.0 -7.0 6.0 -7.0 6.0 -7.0
Specific Surface Area cm2/g 190 -210 170 -190 150 -170 170 -190 230 -250
DBP Absorption Value cm3/g 1.8 -3.0 2.0 -3.0 2.0 -3.0 2.0 -3.0 3.0 -4.0
Total Iron Content mg/Kg ≤ 300 ≤ 200 ≤ 300 ≤ 300 ≤ 300
Sulfate % ≤ 1.0 ≤ 0.5 ≤ 0.8 ≤ 1.5 ≤ 0.5

Application Scope

1、‌Medical and Feed Uses:‌‌Pharmaceutical excipients (such as tablet fillers), feed additives (improving fluidity).

2、‌Silicone Rubber Uses:‌‌Improving the aging resistance, resilience and compression set performance of silicone rubber.

3、‌Tire Uses:‌‌Tire tread reinforcing material.

4、‌Sole Uses:‌‌Rubber sole filler (replacing traditional carbon black).

5、‌Food Uses:‌‌Food additives (such as powder seasonings, dairy products).

【Label Description】

Industrial Grade Silicon Dioxide, Electronic Grade Silicon Dioxide
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