Silicium Dioxide

CAS# 7631-86-9

Product Description

Silicium Dioxide, commonly known as silica or silicon dioxide, is a versatile chemical compound with numerous industrial applications.

Product:

Silicium Dioxide

CAS:

7631-86-9

Synonym:

Silica; Silicon dioxide; Silica gel

Structure:

Typical Characteristics

Appearance

White to yellow powder

Boiling point

2230 °C

Density

2.2-2.6 g/cm3

Melting point

>1600 °C

Molecular Weight

60.08

Odor

Odorless

Purity

99%

Refractive index

1.544

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We Offer Silicium Dioxide
in various grades

A few of the grades available are listed below:

Silicium Dioxide used in many
industry applications

Silicium Dioxide, commonly known as silica or silicon dioxide, is a versatile chemical compound with numerous industrial applications. Here are some of its main uses:

  1. Glass Manufacturing: Silicon dioxide is a primary raw material in the production of glass. It is used to manufacture a variety of glass products, including flat glass for windows, container glass for bottles and jars, and specialty glass for optical and electronic applications.
  2. Ceramics and Refractories: Silica is a key ingredient in ceramic and refractory materials. It is used to produce ceramics such as porcelain and stoneware, as well as refractory bricks and linings for furnaces, kilns, and incinerators, due to its high melting point and thermal stability.
  3. Construction Materials: Silicon dioxide is used in the construction industry as a component of concrete and mortar. It enhances the strength and durability of these materials. Additionally, silica sand is used in the production of cement and as a filler in asphalt and other construction applications.
  4. Electronics: High-purity silicon dioxide is used in the electronics industry for the fabrication of semiconductor devices. It is used to create insulation layers, passivation layers, and as a key material in the production of integrated circuits and microchips.
  5. Paints and Coatings: Silica is used as an additive in paints and coatings to improve their durability, scratch resistance, and chemical resistance. It also helps to control the viscosity and improve the flow properties of paint formulations.
  6. Plastics and Rubber: In the plastics and rubber industries, silicon dioxide is used as a filler and reinforcing agent. It enhances the mechanical properties, such as tensile strength and abrasion resistance, of plastic and rubber products, including tires, seals, and hoses.
  7. Abrasives: Silica is used as an abrasive material in a variety of applications, including sandblasting, grinding, and polishing. It is also a component of abrasive products like sandpaper and grinding wheels.
  8. Filtration and Water Treatment: Silicon dioxide is used in water treatment and filtration systems. It is employed as a filter medium in sand filters and as a component of water treatment chemicals to remove impurities and improve water quality.
  9. Food and Pharmaceuticals: Silica is used as an anti-caking agent in powdered food products to prevent clumping and improve flow properties. It is also used in pharmaceutical formulations as a glidant to enhance the flow of powders during tablet production.
  10. Cosmetics and Personal Care: Silicon dioxide is used in cosmetics and personal care products as a thickening agent, absorbent, and abrasive. It is found in products such as toothpaste, facial scrubs, and makeup formulations.
  11. Optical Fibers: High-purity silica is used in the production of optical fibers for telecommunications and data transmission. Silica's optical properties and low attenuation make it an ideal material for transmitting light signals over long distances.
  12. Energy Storage: Silicon dioxide is being explored for use in advanced energy storage systems, including batteries and supercapacitors. It is used as a component in electrode materials to improve the performance and capacity of energy storage devices.