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 whole Nano hydrophilic fumed silica, Silica dioxide/indusstrail grade silicon dioxide/white carbon black for rubber

Item Specification: Nano Hydrophilic Fumed Silica

Standard Information

This product is nano hydrophilic fumed silica. It is likewise referred to as silicon dioxide, industrial-grade silica dioxide, or white carbon black. It appears as a penalty, free-flowing white powder. The product is made through flame hydrolysis of high-purity silicon tetrachloride in a hydrogen-oxygen flame. This offers it a very small bit size and a big surface.

Secret Characteristics

The main element is SiO ₂, with a pureness of at the very least 99.8%. Its certain surface area ranges from 150 to 400 m TWO/ g, depending upon the grade. The particles are spherical and form loosened accumulations. Due to the fact that it is hydrophilic, it blends well with water and polar systems. It has strong enlarging, reinforcing, and anti-settling capabilities.

Applications in Rubber

In rubber manufacturing, this fumed silica serves as a strengthening filler. It enhances tensile stamina, tear resistance, and abrasion resistance. It likewise helps control viscosity during handling. The silica improves the rubber’s efficiency in both static and vibrant problems. It functions well in silicone rubber, EPDM, all-natural rubber, and various other artificial rubbers.

Handling and Storage

Shop the item in a dry, great location. Keep containers snugly near prevent moisture absorption. Though it is not identified as dangerous, make use of basic industrial health methods. Wear handwear covers and eye security when taking care of. Stay clear of breathing dirt.

Typical Technical Data

– SiO ₂ material: ≥ 99.8%.
– Loss on drying (2 h at 105 ° C): ≤ 1.5%.
– pH value (4% dispersion): 3.6– 4.6.
– Mass density: 50– 150 g/L.
– Fragment dimension (main): 7– 40 nm.

This fumed silica satisfies international high quality criteria and appropriates for industrial-scale rubber manufacturing.

Applications of whole Nano hydrophilic fumed silica, Silica dioxide/indusstrail grade silicon dioxide/white carbon black for rubber

Applications of Nano Hydrophilic Fumed Silica in Rubber

Support and Efficiency Boost

Nano hydrophilic fumed silica is widely made use of as a reinforcing filler in rubber products. It helps boost tensile toughness, tear resistance, and abrasion resistance. When blended into rubber compounds, it forms strong networks that support the product under tension. This makes rubber components last longer and do far better sought after problems.

Better Processing and Combining

This kind of silica mixes easily with natural and synthetic rubbers. Its great bit size and high area allow for consistent diffusion during blending. That suggests less lumps and smoother handling on typical rubber tools. Good dispersion also brings about constant item high quality from set to set.

Boosted Mechanical Characteristics

Adding commercial grade silicon dioxide (additionally called white carbon black) boosts hardness without making rubber also stiff. It balances versatility and durability. Products like seals, hose pipes, belts, and tires take advantage of this equilibrium. The silica additionally assists control warm buildup during use, which is necessary for relocating components.

Boosted Surface End Up

Rubber products filled with nano hydrophilic fumed silica commonly have a cleaner, smoother surface. This matters for things where look or securing efficiency is vital. A smooth surface reduces rubbing and wear when components scrub versus each various other.

Flexibility Throughout Industries

Suppliers utilize this silica in automobile, construction, industrial machinery, and durable goods. It functions well in both solid rubber and foam applications. Since it’s hydrophilic, it bonds effectively with polar polymers and various other additives generally discovered in rubber solutions.

White carbon black remains a relied on option for designers who need trusted, high-performance rubber products without facility processing steps.

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 whole Nano hydrophilic fumed silica, Silica dioxide/indusstrail grade silicon dioxide/white carbon black for rubber

Frequently Asked Questions About Nano Hydrophilic Fumed Silica

What is nano hydrophilic fumed silica?

Nano hydrophilic fumed silica is a very fine white powder made from silicon dioxide (SiO₂). It is also called white carbon black or industrial-grade silica. This material has tiny particles that attract water, which helps it mix well in many products.

How is it used in rubber?

In rubber production, this silica acts as a reinforcing filler. It makes rubber stronger, more flexible, and more resistant to wear. It also improves how rubber handles heat and aging. Many tire and industrial rubber manufacturers rely on it for better performance.

Why choose hydrophilic over hydrophobic silica?

Hydrophilic silica works best when you need good dispersion in water-based systems or polar materials like natural rubber. It bonds easily with other ingredients during mixing. Hydrophobic types are treated to repel water and suit different applications, such as in non-polar polymers.

Is it safe to handle?

Yes, but proper safety steps are needed. The powder is not toxic, but breathing in fine dust can irritate the lungs. Always use gloves, eye protection, and a mask when handling large amounts. Store it in a dry place away from moisture.

How should it be stored?

Keep it sealed in its original packaging in a cool, dry area. Moisture can cause clumping because the silica absorbs water from the air. Once opened, use it quickly or reseal tightly to avoid quality loss. Do not store near strong acids or bases.