Discover premium silica dioxide, industrial grade SiO2, for various applications.
PRODUCT PARAMETERS
Description
Overview of Fumed Silica
Fumed silica, also known as pyrogenic silica, is an ultra-fine, high-purity amorphous silicon dioxide (SiO2) produced via the combustion of silicon tetrachloride in an oxygen-hydrogen flame. It appears as a fluffy white powder and is valued for its ability to thicken, stabilize, and reinforce materials.
Features of Fumed Silica
- High Surface Area: Typically ranges from 50 to 380 m²/g, providing excellent thickening and reinforcing properties.
- Hydrophilic or Hydrophobic Variants: Available in both forms depending on surface treatment, allowing for tailored applications.
- Excellent Thixotropy: Increases viscosity and improves flow properties of liquids and pastes.
- Chemical Inertness: Resistant to most chemicals, making it suitable for a wide range of industrial uses.
- Enhances free-flowing properties and stability.

Specification of Whole Hydrophibic Fumed Silica Nano Silica Powder for Soundproofing board
Entire Hydrophobic Fumed Silica Nano Powder for Soundproofing Boards
What It Is
This product is a nano-sized silica powder made with a fumed procedure. Every particle has been treated to be fully hydrophobic, which indicates it drives away water highly. The powder remains completely dry also in humid problems and blends well into soundproofing board materials without clumping.
Trick Includes
Ultra-fine bits: The average bit size is below 20 nanometers. This little size aids fill voids between various other products in the board, making the framework denser and more uniform.
Complete water resistance: Due to full hydrophobic therapy, dampness can not adhere to or go into the powder. This keeps the board stable with time, even in damp settings.
High purity: The silica content is over 99.8%. Couple of pollutants suggest better performance and cleaner handling.
Exceptional diffusion: The powder spreads evenly when mixed right into materials, binders, or cement-based systems made use of in soundproofing boards. No additional surfactants are required.
Why Use It in Soundproofing Boards?
Soundproofing boards function best when they are dense and free of air pockets. Including this hydrophobic fumed silica fills tiny gaps and enhances the internal matrix. Because of this, sound waves shed even more power going through the board, which boosts sound decrease.
The water-repelling nature additionally shields the board from swelling, mold, or deterioration caused by dampness. This is particularly beneficial in restrooms, kitchen areas, cellars, or exterior applications.
Since the powder moves quickly and blends efficiently, manufacturers can add it without transforming their present assembly line. It collaborates with usual binders like acrylics, epoxies, and Rose city concrete.
Handling and Storage
Shop the powder in a trendy, completely dry place inside secured containers. Keep it far from direct contact with water or vapor. Usage typical dirt control steps during handling to prevent inhalation.

Applications of Whole Hydrophibic Fumed Silica Nano Silica Powder for Soundproofing board
Applications of Whole Hydrophobic Fumed Silica Nano Silica Powder in Soundproofing Boards
Enhanced Acoustic Efficiency
Whole hydrophobic fumed silica nano silica powder enhances the audio insulation of boards. It fills up tiny voids in between materials. This minimizes air motion inside the board. Less air movement means better sound stopping. The powder’s fine bits create a denser structure. That framework stops sound waves from travelling through quickly.
Moisture Resistance for Long-Term Security
This silica powder fends off water. Soundproofing boards often face humidity in walls or ceilings. Without defense, wetness deteriorates their efficiency. The hydrophobic nature of the powder keeps water out. Boards remain completely dry and preserve their shape. They likewise maintain functioning more than time, even in damp locations.
More Powerful Material Honesty
Including this nano silica powder makes boards a lot more strong. It binds well with various other active ingredients like polymers or fibers. The result is a tougher board that withstands breaking or damaging. Better strength means simpler handling throughout installment. It likewise suggests less fixings later.
Lightweight Yet Reliable
Despite included silica, the board remains light. Hefty materials are difficult to set up and increase prices. This powder gives high efficiency without additional weight. Contractors can cut, lug, and fix the boards with less initiative. At the very same time, noise reduction remains strong.
Tidy and Safe Integration
The powder blends smoothly right into board mixes. It does not clump or settle erratically. Makers get constant top quality in every batch. Employees encounter no extra risks due to the fact that the material is secure and non-toxic. Ended up boards satisfy security and environmental requirements.
Company Introduction
Welcome to HiphopGalaxy, a trusted global supplier of high-quality silicon dioxide (SiO2) powder, renowned for its exceptional purity and performance. Established with a vision to deliver cutting-edge materials that meet the diverse needs of modern industries, we have positioned ourselves as a leading player in the international market.
Our SiO2 powders find applications across multiple sectors, including adhesives, coatings, pharmaceuticals, cosmetics, polymers, and electronics. Each application benefits from the unique properties of our products—high surface area, excellent thixotropy, chemical inertness, and superior reinforcement capabilities. Whether you need hydrophilic or hydrophobic variants, we offer tailored solutions to meet your specific requirements.
If you have any questions, please feel free to contact us(nanotrun@yahoo.com).
Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.

5 FAQs of Whole Hydrophibic Fumed Silica Nano Silica Powder for Soundproofing board
Frequently Asked Questions: Whole Hydrophobic Fumed Silica Nano Silica Powder for Soundproofing Boards
What is hydrophobic fumed silica?
Hydrophobic fumed silica is a very fine powder made from silicon dioxide. It has been treated so it repels water. This makes it useful in products that must stay dry or resist moisture.
Why use it in soundproofing boards?
Soundproofing boards need to be light but strong. Adding hydrophobic fumed silica improves their structure. It helps bind materials together and stops moisture from getting in. This keeps the board working well over time.
Does it affect sound absorption?
No, it does not hurt sound absorption. In fact, it can help. The powder fills tiny gaps inside the board. This makes the material more uniform. A more uniform structure often absorbs sound better.
Is it safe to handle?
Yes, it is safe when used correctly. Always wear gloves and a mask when mixing the powder. Avoid breathing in the dust. Once it is mixed into the board, it stays locked in place and poses no risk.
How much should be added to the board mix?
The right amount depends on your formula. Most manufacturers use between 1% and 5% by weight. Start with a small test batch. Check how the board performs. Then adjust the amount if needed. Too much can make the mix too thick or brittle.
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