High purity Silica Oxide

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Product Description:


1.import Micro-silica
3.Production capacity 3000 ton per month
4.Third party inspection certificat

We are a professional trading leading group in china with more than 20 years trading experience .our major products are silica fume/microsilica and mainly export to middle east, australia , japan and south korea. the sio2 of silica are 85%, 90% and 93% 95% 96% 97% and each order will be tested by sgs test before shipment.

Technical Data:


Standard Value

Silicon Dioxide(SiO2)

min 90 %

Loss on Ignition(L.O.I) @ 975°C

max 3 %

Moisture Content (H2O)

max 2 %

Percent Retained On 45μm (325 sieve)

max 2 %

Bulk Density


Microsilica Packing: 900kg/jumbo bags and 25kg small plastic woven bags.

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Q:Use of silica dioxide in soybean milk powder
Excessive consumption of silica can lead to side effects, just like excessive consumption of multivitamins. However, as an anti caking agent, the amount of silica used is very small. Therefore, silica as an anti caking agent does not cause side effects.
Q:What is the use of silicon dioxide in optical fibers?
SiO2 can be used to make colorless transparent glass, the use of the "glass" principle of total reflection, conduction light signal for communication
Q:Sodium oxide, boron oxide, silicon dioxide poisonous
4, nano silica solution has higher specific surface area, and can be used for catalyst manufacturing and catalyst support5, used in the paper industry, can be used as glass paper anti adhesive, photographic paper pretreatment agent, cement bag, anti-skid agent and so on7, used for silicon steel sheet processing agent, dispersing agent, floor wax tube anti slide.
Q:Calcium carbonate and silicon dioxide paper belts are dangerous wastes?
Calcium carbonate and silicon dioxide are non-toxic. So the bags that come into contact with them do not belong to hazardous wastes.
Q:Where is silica produced?
Most of China's quartz is stored in Jiangsu, Lianyungang, Donghai County Province, and Donghai County is also called the hometown of crystal. The county has more than N quartz, quartz lighting products processing enterprises.
Q:How to form a layer of silicon dioxide on the metal layer?
Pour the wax on the tile with boiling water. When the wax is heated, it floats on the surface of the water. When the temperature of the water drops, it is wiped with a cloth and even water and wax are wiped out
Q:What are the main uses of silica?
Use of silicaSilica has a wide range of uses. Scarce crystals in nature can be important in the manufacture of the electronics industryParts, optical instruments and arts and crafts.
Q:Can silica and ammonium sulfate be used in combination?
The ion source used in a vacuum, poor radiation efficiency, charged particles and the gas itself in ion source discharge bombarding electrode will produce large amounts of heat, therefore, the permanent magnet material of high temperature selection requirements, according to the technological requirements, hope high temperature above 350 degrees C to work.
Q:Can crystal and SiO2 be equal? Why?The SiO2 name is called crystal, this sentence?
Different. The former is a mixture, the main component is SiO2, and SiO2 is a compound, is pure
Q:How to synthesize 100 nm sized silica?
TiO2 because of its activity is too large, easy to agglomerate, affect the performance of products, the commonly used methods are aqueous solution deposition drying method, sol-gel method, etc..

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