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.

(Low powder sio2 hydrophilic fumed silica 200 for concrete ect)

Specification of Low powder sio2 hydrophilic fumed silica 200 for concrete ect

This Reduced Powder Hydrophilic Fumed Silica 200 is a vital active ingredient for boosting concrete performance. It’s a very great white powder. The material is silicon dioxide (SiO2). It’s used an unique high-temperature flame procedure. This procedure develops bits with a huge surface. The surface area has to do with 200 square meters per gram. This large surface area is important. It offers the silica its unique buildings.

The silica is hydrophilic. This means it brings in water highly. In concrete, this tourist attraction is really beneficial. It helps the concrete mix keep its water better. This reduces water separation or blood loss. It makes the fresh concrete extra secure. The mix ends up being thicker and much more natural. This improves workability considerably. Pumping and placing the concrete is easier. Segregation of rugged aggregates and paste is decreased. The concrete stays attire.

This particular grade is “low powder”. This refers to its handling qualities. It generates less visible dirt throughout handling and mixing. This makes it safer and cleaner to collaborate with. It also helps stop clumping. The powder moves much more easily. This ensures regular dispersion into the concrete mix. Constant diffusion is crucial for trusted performance.

Including this fumed silica makes concrete more powerful. It densifies the concrete paste structure. This causes greater compressive toughness. It also enhances flexural toughness. The concrete ends up being more sturdy. Resistance to put on and abrasion rises. Leaks in the structure decreases. This assists secure enhancing steel from rust.

Common dose ranges are 0.2% to 1.0% by weight of concrete. The exact quantity depends upon the concrete mix design. It relies on the details performance objectives. It needs to be added during the batching process. Excellent mixing is vital. This makes sure the silica spreads uniformly throughout the mix. Pureness levels are typically 99.8% SiO2 or higher. Loss on drying out is very reduced, generally below 1.5%. pH is somewhat acidic, around 3.7-4.5. Mass thickness is reduced, around 40-60 g/L.

(Low powder sio2 hydrophilic fumed silica 200 for concrete ect)

Applications of Low powder sio2 hydrophilic fumed silica 200 for concrete ect

This low powder hydrophilic fumed silica 200 helps concrete in numerous ways. It makes concrete stronger and last much longer. Builders like using it for much better frameworks.

The silica fragments are very little and have a huge surface area. They react strongly with the cement paste. This response fills up tiny spaces in the concrete mix. The concrete becomes much denser. Water and hazardous chemicals discover it more difficult to enter. This safeguards the steel reinforcement inside from rusting. The concrete structure stays solid for a lot more years.

It likewise acts like a thickener. It manages exactly how conveniently the wet concrete flows. Workers require this control. The concrete won’t separate or bleed too much water. The mix stays attire inside out. This is vital for strong, also concrete in pieces or walls. No one desires weak points.

One more vital advantage is water reduction. You can use less water in the mix. Less water indicates fewer openings and weaknesses when the concrete hardens. The final concrete is much harder. It stands up to breaking and harm better. This saves cash on repair work later.

The silica boosts how the concrete relocations with pumps also. It reduces rubbing inside the pump lines. Pumping goes smoother. The concrete reaches the work site prepared to location. There’s much less waste and less headache for the staff.

It combats versus concrete sinking or working out as well quick. Great fragments remain suspended in the mix. This keeps the concrete consistent. The surface area coating looks much better. Workers obtain a smoother, extra expert outcome each time.

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 Low powder sio2 hydrophilic fumed silica 200 for concrete ect

What is low powder SiO2 hydrophilic fumed silica 200?
It’s a very fine white powder. We make it from silicon tetrachloride vapor in a flame. This process creates tiny, pure silica particles. These particles have a strong attraction to water. The “200” refers to its specific surface area. This area is about 200 square meters per gram. This large surface area gives it its power.

Why use this in concrete?
It makes wet concrete thicker. This stops the concrete from bleeding too much. Bleeding means water rises to the top. It also helps the concrete hold its shape better before it hardens. This is good for vertical applications or intricate forms. It makes the concrete mixture more stable. Workers find it easier to handle.

How much should I add to my concrete mix?
The right amount depends on your specific mix design. It also depends on the properties you want. Start with a small amount. Try between 0.1% and 0.5% of the cement weight. Test it first. See how it changes your mix. You might need to adjust the water slightly. Too much can make the mix very stiff.

Is it safe to handle?
It is silica dust. Breathing silica dust is bad for your lungs. Always wear proper safety gear. Use a good dust mask (like an N95 or better). Wear safety glasses. Wear gloves. Handle it in a well-ventilated area. Avoid creating clouds of dust. Keep it away from your eyes and skin. Follow the safety data sheet instructions exactly.

How should I store it?
Keep the bags tightly sealed. Store them in a cool, dry place. Moisture makes the powder clump. Clumps are hard to mix. Keep the bags off the floor. Use pallets. Protect the bags from direct sunlight. Keep the storage area clean. Make sure no water can get in.

(Low powder sio2 hydrophilic fumed silica 200 for concrete ect)