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ELVISCTM - FuSi

Fumed Silica
CAS NUMBER - 112945-52-5
Technical Data Sheet
Technical Data Sheet
Basic Information
Product Specification
About Product
Fumed Silica is a high-purity, amorphous silica powder known for its exceptional thickening, thixotropic, and anti-caking properties. It is widely used in various industries, including coatings, adhesives, sealants, and cosmetics, to enhance viscosity, stability, and texture.

Product Specification

SYNONYMS

Pyrogenic Silica, Silicon Dioxide, Amorphous Silica

MOLECULAR WEIGHT

60.08 g/mol

CAS NUMBER

112945-52-5

CHEMICAL FORMULA

SiO2

HS CODE

28112200

DENSITY

2.2 g/cm³

MELTING POINT

1700 °C

BOILING POINT

2230 °C

VISCOSITY

N/A

SHELF LIFE

-

TYPICAL PROPERTIES

High surface area, low bulk density, hydrophobic or hydrophilic nature

APPEARANCE

White, fluffy powder

Packaging Type

bag

SiO2

bags

Chemical Name

Fumed Silica

Industry

Food and Nutrition
Chemical Intermediates

Application of Fumed Silica

  1. Thickener: Fumed Silica is used as a thickening agent in coatings and adhesives, providing enhanced viscosity and stability. Its ability to form a network structure in liquids makes it ideal for controlling flow properties.
  2. Thixotropic Agent: In sealants and paints, Fumed Silica imparts thixotropic properties, allowing for easy application and preventing sagging or dripping. This property is crucial for vertical surfaces and overhead applications.
  3. Anti-Caking Agent: In powdered products, Fumed Silica acts as an anti-caking agent, preventing clumping and ensuring free-flowing characteristics. This is particularly beneficial in food and cosmetic powders.
  4. Reinforcement: Fumed Silica is used to reinforce mechanical properties in rubber and elastomers, enhancing tensile strength and durability. It is preferred for its ability to improve performance without significantly altering the material's weight.
  5. Matting Agent: In coatings, Fumed Silica is used as a matting agent to reduce gloss and provide a matte finish. Its fine particle size and uniform distribution help achieve the desired aesthetic effect.

About Product

Fumed Silica, also known as pyrogenic silica, is a versatile material used across various industries for its unique properties. As a leading Fumed Silica manufacturer, we ensure high purity and consistent quality in our products. Fumed Silica is produced through the flame hydrolysis of silicon tetrachloride, resulting in a fine, amorphous powder with a high surface area. This makes it an excellent thickening and thixotropic agent, widely used in coatings, adhesives, and sealants to enhance viscosity and stability. In the cosmetics industry, Fumed Silica is valued for its ability to improve texture and prevent caking in powders. Our Fumed Silica suppliers focus on delivering products that meet the stringent demands of modern applications, ensuring performance and reliability. With a commitment to sustainability, we adopt eco-friendly practices in our production processes, aligning with the growing demand for sustainable raw materials. Whether used as a reinforcement in rubber or as a matting agent in coatings, Fumed Silica's versatility and effectiveness make it a preferred choice for manufacturers worldwide.

Features of Fumed Silica

  • High Surface Area: Provides excellent thickening and thixotropic properties, enhancing product performance.
  • Versatile Applications: Used in coatings, adhesives, sealants, and cosmetics for various functional benefits.
  • Eco-Friendly Production: Produced with a focus on sustainability and minimal environmental impact.
  • Consistent Quality: Ensures reliable performance across different applications and industries.
  • Improved Stability: Enhances the stability and texture of formulations, preventing separation and settling.

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