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Silica Product for Insulation Materials
Silica is a widely used material in the production of insulation materials due to its excellent thermal insulation properties. The precipitated silica produced using the sedimentation method is especially valuable for its ability to absorb oil and its high water content.
When used as an adsorbent, precipitated silica has a high oil absorption value, which makes it an ideal choice for use in oil spills and other applications in which oil needs to be absorbed and contained. In addition, the high water content of the precipitated silica makes it an effective drying agent, capable of removing moisture from various materials and surfaces.
The sedimentation method used to produce the precipitated silica involves the addition of a silica-rich solution to an acid solution, which causes the silica particles to precipitate. The resulting product is a fine white powder that is highly pure and contains virtually no impurities or contaminants. The precipitated silica produced using this method is highly efficient, offering excellent thermal insulation and absorption properties.
In addition to its use in insulation materials, precipitated silica is widely used in a variety of applications, including pharmaceuticals, cosmetics, and food products. Its versatility and effectiveness make it a highly sought after material that is widely used in many industries around the world.
Description:
JS-185C3
|
Test Methods |
Properties |
Units |
Target Values (Spec Limits) |
Actual Values |
|
HG/T3065-2008 |
Loss on drying (2Hrs,105℃)加热减量 |
% |
Max.6.0 |
5.65 |
|
HG/T3066-2008 |
Ignition loss 1000℃ 灼烧减量 |
% |
Max.7.0 |
3.95 |
|
HG/T3072-2008 |
DBP absorption value DBP吸收值 |
cm3/g |
2.6-2.9 |
2.75 |
|
HG/T3067-2008 |
pH value (10%aqueous suspension) pH值 |
— |
6.0-8.0 |
6.84 |
|
HG/T3062-2008 |
SiO2 (Dry Basis) 二氧化硅(干基） |
% |
Min.96 |
97.4 |
|
HG/T3073-1999 |
BET specific surface area BET比表面积 |
m2/g |
180-220 |
204 |
|
|
Soluble salt (Na2SO4) 可溶性盐 |
% |
Max.1.0 |
0.58 |
In summary, the precipitated silica produced using the sedimentation method is an excellent choice for use in insulation materials due to its ability to absorb oil and high water content. Its high efficiency and versatility make it a valuable material that is widely used in a variety of applications.
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