Overview of nano silica

Composition: Primarily composed of silicon dioxide (SiO2), similar to regular sand but on a much smaller scale.

Production: Nano silica can be produced through several methods such as sol-gel processes, vapor deposition, and plasma technology.

Applications: Due to its unique properties, nano silica finds applications in a wide range of fields including electronics, optics, biomedicine, and construction materials.

Features of nano silica

High Surface Area: One of the standout features of nano silica is its extremely high surface area relative to volume, which makes it highly reactive and useful for catalysis.

Enhanced Mechanical Properties: When added to other materials, nano silica can significantly improve mechanical strength, durability, and wear resistance.

Optical Properties: Depending on their size and shape, nano silica particles can manipulate light in interesting ways, making them useful in optical devices.

Biocompatibility: In biomedical applications, certain forms of nano silica are known for their biocompatibility and ability to deliver drugs within the body effectively.

Thermal Stability: Nano silica exhibits excellent thermal stability, allowing it to maintain its structure and properties at high temperatures.

(microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive)

Specification of microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive

Microsilica silica fume, CAS number 69012-64-2, is a superfine powder. Individuals additionally call it fumed silica or pyrogenic silica. It contains extremely little, rounded particles. These fragments create as a byproduct. They come from making silicon metal or ferrosilicon alloys in electric arc heating systems. The main element is amorphous silicon dioxide. Its pureness is extremely high, normally over 85%. The bit dimension is incredibly tiny. Many particles are under 1 micron. The average bit dimension is frequently around 0.15 microns. This offers it a huge surface area. The area usually varies from 15,000 to 30,000 square meters per kg.

This product is a vital additive for high-performance concrete. Its small particles imitate a filler. They match the spaces in between concrete fragments. This makes the concrete much denser. Denser concrete methods fewer openings and pores. The outcome is more powerful, more sturdy concrete. Microsilica additionally has a solid pozzolanic reaction. It responds with the calcium hydroxide released throughout cement hydration. This reaction creates a lot more calcium silicate hydrate gel. This gel is the primary binder in concrete. Extra gel suggests even higher toughness and better bonding.

Adding microsilica significantly boosts concrete properties. It considerably enhances compressive stamina. It additionally boosts flexural toughness. The concrete ends up being much less absorptive. Water and damaging chemicals like chlorides and sulfates struggle to permeate. This protects the reinforcing steel inside from rust. Concrete with microsilica shows much better resistance to chemical attack. It additionally boosts abrasion resistance. The concrete surface area ends up being more difficult and extra wear-resistant. Microsilica helps reduce blood loss. Blood loss is when water climbs to the surface of fresh concrete. Much less bleeding enhances the surface area coating. It can additionally aid the concrete established a bit faster initially. This serves in winter. Microsilica is made use of in demanding applications. These consist of high-rise buildings, bridges, aquatic frameworks, industrial floorings, and repair work mortars. It is provided as a compressed powder or in slurry kind. The slurry form is easier to take care of and mix. Appropriate blending is essential for good dispersion. The common dose arrays from 5% to 10% by weight of cement. Greater dosages call for careful mix design adjustments.

(microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive)

Applications of microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive

Microsilica, likewise called silica fume, is a really fine powder. Its CAS number is 69012-64-2. It is constructed from tiny, round fragments of fumed silica. These bits are extremely little. They are a lot smaller sized than cement particles. This material is a powerful concrete additive.

Adding microsilica to concrete blends changes the concrete. The tiny bits load the areas between concrete grains. They enhance particle packaging. This makes the concrete much denser. Denser concrete is stronger concrete. Compressive strength raises significantly. Flexural stamina improves too.

The dense structure has an additional benefit. It significantly decreases leaks in the structure. Permeability suggests how easily liquids or gases can travel through. Reduced leaks in the structure concrete quits water much better. It stops hostile chemicals much better also. This makes concrete more immune to damage. Sulfate attack creates much less harm. Chlorides from de-icing salts penetrate slower. This protects enhancing steel from corrosion.

Microsilica aids control a chemical reaction. This response is called alkali-silica reaction (ASR). ASR can cause splits and growth in concrete. Microsilica reacts with alkalis initially. It lowers the dangerous development. Concrete sturdiness enhances.

Fresh concrete workability modifications with microsilica. The mix usually comes to be stickier. It might really feel stiffer originally. Water reducers or superplasticizers are normally required. They assist manage the mix. The concrete gains much better communication. It hemorrhages much less water. Pumping and finishing can be much easier. Surface area finish high quality is frequently remarkable.

Microsilica concrete sets strong and sturdy. It is perfect for demanding frameworks. Bridges need this performance. Skyscrapers benefit. Marine structures face harsh conditions. Industrial floors endure hefty loads. Repair materials must bond well and last. Microsilica provides in these applications.

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 microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive

Microsilica is a super fine powder. It comes from silicon metal production. People also call it silica fume. Its CAS number is 69012-64-2. It is a very effective concrete additive. Here are five common questions about it.

What exactly is microsilica? It is mostly pure silicon dioxide. The particles are extremely small. Think much smaller than cement grains. These particles are like tiny spheres. This small size makes it special.

How does microsilica make concrete stronger? It fills the tiny gaps between cement particles. This creates a much denser concrete structure. The small particles react with cement byproducts. This reaction forms more strong binding material. So the concrete becomes harder and stronger.

Why does microsilica improve concrete durability? The dense structure stops water and chemicals. Harmful stuff like chlorides cannot penetrate easily. This protects the steel reinforcement inside. The concrete lasts longer in harsh environments. It resists weathering and chemical attack much better.

Is concrete with microsilica harder to work with? Yes, it can be. The mix often becomes stickier. You might need special plasticizers or more water. Good mixing is very important. Proper placement and compaction are essential. The mix design needs careful adjustment.

Is microsilica safe to handle? Breathing the dust is harmful. Always wear proper protective gear. Use a respirator approved for fine dust. Wear gloves and eye protection. Follow all safety data sheet instructions. Store it in sealed containers.

(microsilica Silica fume CAS 69012-64-2 Fumed Silica Gel Nanospheres Pyrogenic Silica used as concrete additive)