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.

(Whole silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc)

Specification of Whole silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc

Silicon dioxide powder (SiO2) is a flexible product used in industries like paints, rubber, silicone products, and grouting representatives. It comes in 3 primary kinds: nano-grade fumed silica, precipitated silica, and typical fumed silica. Each kind has one-of-a-kind buildings suited for specific applications. Fumed silica is made by burning silicon tetrachloride in a hydrogen-oxygen flame. This process creates ultra-fine fragments with high pureness. Precipitated silica is produced by reacting sodium silicate with sulfuric acid. It forms permeable particles with a bigger surface area. Nano-grade SiO2 has fragments as little as 5-30 nanometers. This makes it optimal for enhancing performance in sophisticated products.

In paints and finishings, SiO2 acts as a thickening representative. It avoids settling of pigments and improves durability. The nano-sized particles enhance scratch resistance and gloss. For rubber products, silica strengthens the material. It enhances tensile strength and reduces rolling resistance in tires. This enhances gas efficiency in cars. Silicone sealers and adhesives make use of fumed silica to control circulation. It protects against sagging throughout application while keeping adaptability. Grouting agents benefit from silica’s capacity to minimize shrinkage. It makes certain strong, crack-resistant bonds in building and construction tasks.

Trick requirements consist of SiO2 material over 99.8%, reduced dampness degrees (under 1.5%), and a pH range of 3.6-4.3 for fumed silica. Particle size ranges 5-30 nm for nano-grade and 10-50 nm for standard fumed silica. Precipitated silica has a wider size range, from 5-100 nm. Area is critical. Fumed silica provides 150-400 m ²/ g, while precipitated kinds range from 50-300 m ²/ g. High area enhances reinforcement in composites.

Surface therapy options like silane adjustment boost compatibility with organic matrices. This is useful in plastics or coverings calling for solid filler-matrix bonds. Security is prioritized. SiO2 is non-toxic but requires mindful managing to prevent inhalation. Usage protective equipment during handling. Packaging includes moisture-proof bags or sealed containers to keep top quality. Storage needs to remain in dry, trendy problems far from straight sunshine.

(Whole silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc)

Applications of Whole silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc

Silicon dioxide powder can be found in various types like nano-grade fumed silica and precipitated silica. Each type has certain usages across industries. In paints, fumed silica serves as a thickener. It stops the paint from working out. It enhances just how the paint adheres to surface areas. It makes the paint last longer. Nano-grade silica is utilized in clear coverings. It maintains the finishing transparent. It adds scratch resistance. It helps the paint dry faster.

In rubber products, precipitated silica prevails. It enhances rubber. It makes rubber much more resilient. It decreases wear in tires. It enhances grasp on wet roadways. Fumed silica is made use of in silicone rubber. It makes the rubber heat-resistant. It maintains the rubber versatile in cold weather. It prevents the rubber from damaging down over time.

Silicone items rely on fumed silica. It offers silicone sealers their appearance. It regulates how the sealant streams. It quits the sealant from sagging. It aids the sealant cure effectively. Nano-grade silica is included in silicone gels. It makes the gels more stable. It stops them from dividing. It maintains their uniformity even under pressure.

Grouting agents make use of precipitated silica. It fills up gaps tightly. It quits splits from creating. It makes the cement stronger. It resists water much better. Fumed silica is utilized in epoxy cements. It makes the epoxy less complicated to apply. It avoids bubbles. It makes certain the epoxy sets uniformly.

Adhesives take advantage of nano-grade silica. It makes the adhesive stick better. It changes the thickness. It operates in both thin and thick adhesives. Fumed silica prevents adhesives from trickling. It aids them hold components with each other securely.

Cosmetics utilize nano-grade silica. It makes products smooth. It absorbs oils. It offers a matte surface. It feels light on the skin.

Preservative include precipitated silica. It quits powders from clumping. It maintains flavors streaming freely. It is risk-free in percentages.

Industrial finishes utilize fumed silica. They shield metal from corrosion. They deal with heats. They stay intact in harsh weather condition.

Construction products include silica to concrete. It makes the concrete denser. It decreases fractures. It helps the concrete set quicker.

Each type of silica offers unique advantages. The appropriate selection relies on the market needs.

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 silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc

What is whole silicon dioxide powder used for? Whole silicon dioxide powder (SiO2) improves product performance across industries. In paints, it thickens the mix, stops settling, and boosts durability. For rubber, it strengthens materials, resists abrasion, and controls stiffness. In silicone products, it acts as a filler, enhances heat resistance, and maintains shape. Grouting agents use it to prevent cracks, block water, and ensure stability. Both nano-grade fumed and precipitated silica serve these roles.

How is fumed silica different from precipitated silica? Fumed silica and precipitated silica are both SiO2 but made differently. Fumed silica comes from burning silicon tetrachloride in flame. This creates tiny, pure particles with high surface area. It works better for thickening liquids and reinforcing silicones. Precipitated silica is made by acidifying sodium silicate solutions. The particles are larger, cheaper, and good for rubber reinforcement or matting paints. The choice depends on cost and performance needs.

Is nano-grade SiO2 safe to handle? Nano-grade SiO2 is non-toxic but requires careful handling. Fine particles can float in air, risking inhalation. Use masks, gloves, and goggles when working with it. Avoid skin contact to prevent irritation. Store it sealed in dry places away from moisture. Follow safety guidelines from suppliers and local regulations.

Why pick fumed silica for high-end applications? Fumed silica offers high purity and reactivity. Its small particle size gives better dispersion in liquids like coatings or adhesives. This creates smoother textures, stronger bonds, and longer shelf life. It resists clumping under heat or pressure, making it ideal for aerospace, electronics, or medical-grade silicones. The cost is higher but justified for precision results.

Can SiO2 replace other additives in grouting agents? SiO2 often replaces traditional fillers like calcium carbonate or talc. It binds water better, preventing shrinkage as grout dries. It adds flexibility, reducing cracks under stress. Its small particles fill tiny gaps, improving water resistance and adhesion. Mix it properly to avoid clumping. Test ratios to match project requirements like setting time or strength.

(Whole silica dixoide powder SiO2 Nano grade Fumed silica Precipitated Silica for paint, rubber, silicone, grouting agent etc)