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 Hot hydrophobic fumed silica nano sio2 silicon dioxide Nano Silica Powder Fumed Silica

Hot Hydrophobic Fumed Silica– Nano SiO Two Powder

What It Is

This product is a high-purity nano-sized silicon dioxide (SiO TWO) powder made via a fumed procedure. It has actually been specifically treated to come to be hydrophobic, which suggests it pushes back water. The fragments are incredibly great and create a cosy, free-flowing powder.

Key Features

Water resistance: Surface area treatment with natural teams blocks moisture absorption. This makes the powder stable in damp atmospheres.
Nano scale: Key particle dimension ranges from 7 to 40 nanometers. This little dimension offers it a very large surface, usually in between 50 and 400 m ²/ g.
High purity: Includes over 99.8% SiO ₂. Contaminations like metals or chlorides are maintained extremely low levels.
Outstanding thickening: Even small amounts can greatly boost thickness in fluids. It also prevents settling of strong bits in suspensions.
Free-flowing: Regardless of its excellence, the powder streams conveniently and mixes well right into various systems.

Usual Uses

This hydrophobic fumed silica works well in several markets. Paints and coatings utilize it to regulate flow and avoid sagging. Adhesives and sealants count on it for anti-settling and thixotropic habits. In cosmetics, it adds smooth structure and oil absorption. Plastics and rubbers utilize it as a strengthening filler. It likewise appears in inks, greases, and specialty chemicals where moisture resistance and stability matter.

Managing Notes

Store the powder in a completely dry, great location. Keep containers sealed when not in use. Use standard dirt control steps during handling. Prevent breathing great fragments. Wear gloves and eye defense as required. Adhere to regional security regulations for nanomaterials.

Applications of Hot hydrophobic fumed silica nano sio2 silicon dioxide Nano Silica Powder Fumed Silica

Applications of Hydrophobic Fumed Silica (Nano SiO TWO)

Thickening and Anti-Settling Representative

Hydrophobic fumed silica works well in paints, finishings, and adhesives. It quits strong particles from sinking to the bottom. This maintains the item uniform over time. The powder also adds body without changing shade or clearness.

Rheology Control in Sealants and Greases

In sealers and lubricating oils, this nano silica regulates flow. It makes thick products stay where used. At the exact same time, it lets them spread easily when stress is used. This equilibrium aids during application and long-term efficiency.

Water Repellency in Construction Materials

Building contractors include hydrophobic fumed silica to cement, mortars, and provides. The powder pushes back water while allowing vapor go through. This decreases damages from wetness, mold and mildew, and freeze-thaw cycles. Frameworks last much longer with less maintenance.

Performance Booster in Plastics and Rubber

When mixed into plastics or rubber, the nano silica enhances strength and wear resistance. It additionally assists keep fillers equally spread inside the material. This causes much better mechanical buildings and smoother surfaces.

Additive in Cosmetics and Personal Care

Numerous powders, lotions, and creams utilize this silica to feel light and completely dry on skin. It absorbs oil without clogging pores. The result is a matte surface that stays fresh longer.

Trick Duty in Specialized Inks and Toners

Printers count on hydrophobic fumed silica in ink and printer toner solutions. It prevents clumping and makes certain also stream with nozzles or rollers. Publish top quality remains sharp, and equipment runs efficiently.

This nano silica powder is made by dealing with routine fumed silica with special chemicals. That treatment offers it solid water-repelling power while maintaining its small bit size. Because of this, it mixes well right into several systems and delivers constant results across industries.

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 Hot hydrophobic fumed silica nano sio2 silicon dioxide Nano Silica Powder Fumed Silica

Frequently Asked Questions About Hydrophobic Fumed Silica (Nano SiO₂)

What is hydrophobic fumed silica?

Hydrophobic fumed silica is a nano-sized silicon dioxide powder. It is made by treating regular fumed silica with special chemicals. This treatment makes the surface repel water. The result is a fine, free-flowing powder that does not absorb moisture easily.

How does it work in products?

This powder thickens liquids and stops particles from clumping. It also helps keep mixtures stable over time. Because it resists water, it works well in wet or humid conditions. You will find it in paints, adhesives, cosmetics, and sealants.

Is it safe to use?

Yes, when handled correctly. Always follow safety instructions on the label. Use gloves and a mask when working with the dry powder. Avoid breathing in the dust. Store it in a dry, sealed container away from children and food.

What makes it different from regular silica?

Regular fumed silica attracts water. Hydrophobic fumed silica pushes water away. This difference comes from a surface coating applied during production. That coating changes how the powder behaves in liquids and pastes. It gives better performance in moisture-prone applications.

How much should I add to my mixture?

The right amount depends on your product. Most formulas use between 0.5% and 5% by weight. Start with a small test batch. Mix the powder slowly into your base material. Check the texture and stability before scaling up. Too much can make the mixture too thick or gritty.