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 Fumed Silica 200

Requirements of Fumed Silica 200

Product Introduction

Fumed Silica 200 is a high-purity, amorphous silica made through fire hydrolysis. It appears as a fine, free-flowing white powder. This quality provides strong thickening and anti-settling performance in lots of industrial applications.

Trick Residences

Chemical Solution: SiO TWO.
Purity: ≥ 99.8%.
BET Area: 200 ± 25 m TWO/ g.
Thickness: ~ 2.2 g/cm THREE (true thickness).
Bulk Density: 30– 60 g/L.
Wetness Web content: ≤ 1.5% at 105 ° C for 2 hours.
pH Worth: 3.6– 4.6 (in 4% diffusion).
Loss on Ignition: ≤ 2.0% at 1000 ° C.

Performance Includes

Fumed Silica 200 forms secure three-dimensional networks in liquids. This offers outstanding thickness control and avoids solid fragments from working out. It works well in both polar and non-polar systems. The product disperses conveniently with proper blending. It additionally boosts the mechanical toughness and resilience of end products.

Common Applications

This silica quality is extensively made use of in adhesives, sealants, paints, finishings, and inks to prevent sagging and boost structure. It acts as a strengthening filler in silicone rubber and various other elastomers. In cosmetics, it works as a thickener and free-flow agent. Industrial oils and lubricating substances utilize it to maintain consistency under varying temperature levels.

Handling and Storage space

Shop Fumed Silica 200 in a completely dry, awesome place. Maintain containers snugly near stay clear of wetness absorption. Usage typical dirt control measures throughout handling. Use suitable personal safety devices, consisting of handwear covers and eye security. Prevent creating air-borne dust. Adhere to neighborhood safety regulations when dealing with great powders.

Applications of Fumed Silica 200

Applications of Fumed Silica 200

Thickening and Rheology Control

Fumed Silica 200 works well as a thickener in several fluid systems. It aids manage how products circulation. Paints, layers, and adhesives stay secure and do not different in time. The product gives just sufficient body to make sure that these products use efficiently without trickling.

Anti-Settling Representative

In suspensions like inks or pigments, strong fragments have a tendency to sink to the bottom. Fumed Silica 200 stops this from occurring. It holds bits uniformly throughout the mixture. This indicates individuals obtain regular shade and performance every single time they use the item.

Free-Flow Ingredient for Powders

Dry powders usually glob with each other, specifically in moist conditions. Including a small amount of Fumed Silica 200 keeps them loose and very easy to put. This works in food seasonings, drugs, and powdered cosmetics. The powder flows easily and mixes equally.

Reinforcement in Silicone Rubbers

Fumed Silica 200 reinforces silicone rubber substances. It boosts tear resistance and tensile stamina. Products like seals, gaskets, and medical tubes end up being a lot more resilient. The silica also assists preserve versatility across a wide temperature array.

Matting Representative in Coatings

For a soft, non-shiny finish, Fumed Silica 200 scatters light externally. This creates a matte look in paints and varnishes. It does this without harming the finish’s safety high qualities. Furnishings finishes, wall surface paints, and commercial finishes all gain from this effect.

Stabilizer in Adhesives and Sealants

Adhesives need to remain in location after application. Fumed Silica 200 avoids drooping on upright surface areas. It also quits components from leaking out before healing. This brings about cleaner joints and stronger bonds in building and automotive uses.

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 Fumed Silica 200

Fumed Silica 200 – Frequently Asked Questions

What is Fumed Silica 200?

Fumed Silica 200 is a fine white powder made from silicon dioxide. It is produced through a high-temperature process that creates very small particles. These particles give the material strong thickening and anti-settling properties. People often use it to improve texture and stability in paints, adhesives, cosmetics, and other products.

How does it work in liquids?

When you mix Fumed Silica 200 into a liquid, it forms a network that holds the liquid in place. This stops solids from sinking and keeps the mixture uniform. It also makes the liquid thicker without changing its color or clarity. The effect depends on how much you add and how well you mix it.

Is it safe to handle?

Fumed Silica 200 is not toxic, but you should still take care when using it. The powder is very light and can become airborne easily. Breathing in large amounts may irritate your lungs. Always wear a mask, gloves, and eye protection. Work in a well-ventilated area to reduce dust exposure.

Can it be used in food or medicine?

No. Fumed Silica 200 is meant for industrial and technical use only. It is not approved for food, drugs, or anything that goes inside the body. If you need silica for those purposes, look for grades that meet food or pharmaceutical safety standards.

How should it be stored?

Keep Fumed Silica 200 in a dry, sealed container. Moisture makes it clump together, which reduces its effectiveness. Store it away from strong acids and bases. A cool, clean place with low humidity works best. Use clean tools to scoop it out to avoid contamination.