Colloidal silica/Silica Sol with Large Particle Size

Professionally provide high-quality products to meet the demand for silica sol in the growing process of various industries

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Colloidal silica/Silica Sol with Large Particle Size

Colloidal silica/Silica sol is a kind of colloid which is formed by nm-grade particles SiO2, dispersed in water. It is odorless, tasteless and nontoxic and its chemical molecular formula is mSiO2·nH2O.
1. The colloid particles are minute, and the particle size can be controlled according to customers' requirements.
2. Colloidal silica/Silica sol has relatively large specific surface area, and high heat-resisting performance (1500-1600"C).
3. With low viscosity, it can soak the places where water soaks; therefore, it presents excellent dispersion and permeability.
4. When the moisture contained in silica sol is evaporated, the colloid grains firmly adhere to the material surface and the combination of silicon and oxygen is then formed between grains. It is a good adhesive.
Product application: ceramics, sapphire polishing, gallium arsenide, silicon wafer polishing, cement curing agent, refractory materials, etc.
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Sequence Number Product Series Product Model Particle Size (nm) SiO₂Content(wt%) PH Na(ppm) Iscosity
(20℃, mpa.s)
Shelf Hfe (month)
1 Large Particle Size JN20-40/1 18~22 40±1 9.5~10.5 <400 ≤10 12
2 Large Particle Size JN40-40/1 38~42 40±1 9.5~10.5 <400 ≤10 12
3 Large Particle Size JN60-40/1 55~65 40±1 9.5~10.5 <300 ≤10 12
4 Large Particle Size JN80-40/1 70~90 40±1 9.5~10.5 <200 ≤10 12
5 Large Particle Size JN90-40/1 80~100 40±1 9.5~10.5 <200 ≤10 12
6 Large Particle Size JN100-40/1 90~110 40±1 9.5~10.5 <200 ≤10 12
7 Large Particle Size JN110-40/1 100~110 40±1 9.5~10.5 <200 ≤10 12


Welcome To Delixin

Professional Colloidal silica/Silica Sol with Large Particle Size Suppliers.

Zhejiang Delixin Micro Nano Technology Co., Ltd. was established in 2014 with a registered capital of 10 million yuan. The company is located in Shangyu Economic and Technological Development Zone, Hangzhou Bay. The Hangzhou-Ningbo Expressway, Jiashao Expressway, Changtai Expressway and Shaozhu Expressway run through the park.The company is only an hour's drive from Ningbo and Xiaoshan International Airport, and 100 and 200 kilometers away from Ningbo and Shanghai ports respectively, which has obvious transportation advantage.

Relying on the senior technical team of the Chinese Academy of Sciences, taking advantage of late-mover advantage and through technological innovation, management innovation and product innovation, the company is a high-tech enterprise with research and development as the main body. Strictly following the ISO9000 system management and relying on the concept of "strive for survival by quality, develop with technology, and seek benefit from management", DlX provides customers with high-quality products to meet the growing demand for silica sol in various industries.

Our silica sol products are widely used in the fields of electronics, polishing, coating, papermaking, food, catalysis carrier, precision casting and refractory material.Our company is also a professional China Silica Sol with Large Particle Size manufacturers and Colloidal silica with Large Particle Size factory to wholesale Colloidal silica/Silica Sol with Large Particle Size.

We sincerely welcome to cooperate with you!

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Industry Information Extension

More Information About Colloidal silica with Large Particle Size

Colloidal silica, also known as silica sol, is a stable suspension of fine silica particles in water. The particle size of colloidal silica can vary widely depending on the manufacturing process and intended application. Typically, colloidal silica particles range in size from a few nanometers to a few hundred nanometers.
However, if the colloidal silica particles have a large particle size, this can have significant impacts on their properties and potential uses.

Here are some possible effects of large particle size on colloidal silica:

Reduced surface area: As the particle size increases, the surface area per unit volume of colloidal silica decreases. This can affect the reactivity of the silica particles in applications such as catalysis or as a filler in composites.
Increased settling rate: Larger particles are more likely to settle out of a suspension due to gravitational forces. This can lead to difficulties in processing and handling colloidal silica with large particle sizes.
Reduced transparency: Colloidal silica is often used as a transparent coating or binder. However, larger particles can scatter light more effectively, reducing the transparency of the resulting material.
Improved mechanical properties: Larger silica particles can improve the mechanical strength and stiffness of materials when used as a filler. This can be beneficial in applications such as composites or coatings.
In summary, the effects of large particle size on colloidal silica depend on the intended use of the material. While larger particles may have drawbacks in some applications, they can also provide advantages in others.
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