Overview of Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica

Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica is a synthetic porous ultralight material derived from a gel, in which the liquid component has been replaced with a gas. The result is a solid with extremely low density and low thermal conductivity, often nicknamed “frozen smoke.” Despite its fragile appearance, it can be engineered to be remarkably strong, holding the title of the world’s best insulating solid material.

Features of Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica

• World’s Lowest Thermal Conductivity: Provides unparalleled insulation performance, far superior to traditional materials.

• Extremely Low Density: One of the lightest solid materials known to man, with a composition of up to 99.8% air.

• High Surface Area: Possesses an incredibly large internal surface area, making it valuable for filtration and absorption applications.

• Versatile Composition: Can be made from various materials, including silica, carbon, and metal oxides, each with unique properties.

• Exceptional Porosity: Its nanoporous structure is responsible for its outstanding insulating capabilities.

  

  Aerogel coating

Specifications of Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica

Item Specifications: Hydrophilic Fumed Silica (SiO ₂)

Basic Description

This product is a high-purity white powder constructed from amorphous silicon dioxide (SiO ₂). It is generated via fire hydrolysis, resulting in fine, cosy fragments with a large area. The product is hydrophilic, implying it readily absorbs moisture from the air and mixes well with water-based systems.

Trick Physical Characteristics

– Look : Free-flowing white powder
– Pureness (SiO two web content) : ≥ 99.8%.
– Particular surface area : 200 ± 25 m ²/ g (gauged by wager method).
– Mass density : 30– 60 g/L.
– Loss on drying (105 ° C, 2 hours) : ≤ 1.5%.- Ignition loss (1000 ° C, 2 hours) : ≤ 2.0%.
– pH value (4% diffusion in water) : 3.7– 4.7.

Chemical Structure

The primary element is silicon dioxide. Micronutrient such as Na, Al, Fe, and Cl are strictly controlled to make certain performance stability and compatibility in delicate applications.

Functional Features

This fumed silica acts as an exceptional thickening, anti-settling, and reinforcing representative. It creates steady three-dimensional networks in fluids, which assists avoid pigment settling and boosts suspension. Its hydrophilic nature makes it perfect for usage in coatings, adhesives, sealers, inks, and water-based paints. It also improves mechanical stamina and thermal security in composite products.

Handling and Storage space

Shop in a completely dry, great place far from moisture. Keep containers snugly closed when not being used. Although non-toxic, avoid breathing of dirt during handling. Usage standard industrial hygiene methods, including putting on handwear covers and safety glasses.

Applications of Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica

Applications of Hydrophilic Fumed Silica in Papermaking

Enhancing Paper Toughness and Top Quality

Hydrophilic fumed silica is a great white powder made from SiO TWO. It plays an essential duty in modern-day paper manufacturing. When contributed to paper pulp, it enhances the stamina of the final sheet. This occurs due to the fact that the silica bits bond well with cellulose fibers. The outcome is paper that resists tearing and stands up better throughout printing or handling.

Managing Porosity and Absorbency

Paper requires the right equilibrium of porosity and liquid absorption– specifically for inkjet or specialty papers. Fumed silica aids manage this balance. Its tiny particle size loads spaces in between fibers without obstructing them entirely. This offers paper consistent absorbency and smooth surface texture. Publish high quality improves since ink spreads uniformly and dries out faster.

Increasing Retention and Water Drainage

During papermaking, water should drain quickly from the pulp slurry on the cable area of the maker. Silica fume serve as a drain aid. It also assists maintain fine fragments and fillers in the sheet instead of letting them wash away. This implies much less resources loss and more steady machine operation. Mills see higher returns and reduced wastewater therapy prices.

Supporting Layer Solutions

In coated paper qualities, hydrophilic fumed silica works as a rheology modifier. It avoids pigments from working out in coating shades. The silica maintains the mix uniform so the coating applies smoothly. This brings about brighter, glossier completed with fewer defects.

Manufacturers select this sort of silica due to the fact that it blends quickly in water-based systems. It does not need special handling or activation. Its performance stays reputable across various paper makers and grades– from product packaging board to premium printing paper.

Company Profile

We are the global leader in lightweight concrete and advanced engineered foam solutions. Known globally for its commitment to research, innovation, and applied expertise, we have been providing engineered foam solutions since the early 2012’s.

We can supply high-quality concrete admixture and foam concrete related products all over the world.

The company has a professional technical department and quality supervision department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are interested, please feel free and contact us.

Payment

T/T, Western Union, Paypal, Credit Card etc.

Shipment

By air, by sea, by express, as customers request.

5 FAQs of Papermaking Chemical SiO2 Silica Fume Sand White Powder Silica Aerogel Hydrophilic Type Fumed Silica

Frequently Asked Questions About Hydrophilic Fumed Silica

What is hydrophilic fumed silica?

Hydrophilic fumed silica is a very fine white powder made from silicon dioxide (SiO₂). It is produced through a high-temperature process that creates tiny particles with a large surface area. This type of silica attracts water, which makes it useful in many industrial applications.

How is it used in papermaking?

In papermaking, hydrophilic fumed silica acts as a retention aid and drainage promoter. It helps keep small fibers and fillers in the paper sheet during production. This improves paper strength and reduces waste. The powder also enhances smoothness and printability of the final product.

Is this silica the same as silica fume or sand?

No. Silica fume comes from metal production and has larger, irregular particles. Sand is coarse and not suitable for fine chemical uses. Hydrophilic fumed silica is much purer, finer, and engineered for performance in specialty applications like coatings, adhesives, and paper.

Why choose hydrophilic over hydrophobic silica?

Hydrophilic silica mixes well with water-based systems. If your process uses water—like most papermaking—it works better. Hydrophobic silica repels water and is meant for oil-based or moisture-sensitive products. Pick hydrophilic when you need good dispersion in wet environments.

Is it safe to handle?

Yes, but standard safety practices are needed. Wear gloves, eye protection, and a dust mask when handling the powder. It is not highly toxic, but inhaling fine dust should be avoided. Store it in a dry place away from moisture to keep its performance stable. Always follow the safety data sheet provided by the manufacturer.