What is the difference between microsilica powder and quartz powder?
Jun 13, 2024
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I. Basic concepts
1. Microsilica powder
Microsilica powder, also known as ultrafine silica powder, is an amorphous or subcrystalline silicon powder with a particle size at the nanometer or submicron level. It is a non-toxic, tasteless, colorless, odorless, high-performance fine powder material, widely used in construction, chemical industry, electronics, ceramics and other fields.
2. Quartz powder
Quartz powder is a powder obtained from quartz ore through mining machinery processing. Its particle size is at the micron level, with excellent physical properties, chemical properties and thermal stability, and is widely used in glass, ceramics, construction, electronics, chemical industry and other fields.
II. Comparison of differences
1. Different materials
Microsilica powder is mainly composed of silicon elements, which contains some amorphous impurities; while quartz powder is mainly composed of silicon dioxide, with relatively high purity and no amorphous impurities.
2. Different particle size
Compared with quartz powder, the particle size of microsilica powder is much smaller. The particle size of microsilica powder is usually at the nanometer level or submicron level, while the particle size of quartz powder is generally at the micron level.
3. Different uses
Due to the different particle sizes and physical properties of the two, they also differ in their uses and application fields. Microsilica powder is mainly used in high-tech industries such as electronics, solar cells, coatings, paints, and ceramics; while quartz powder is widely used in glass, ceramics, construction, electronics, and chemical industries.
4. Different physical properties
Microsilica powder has a lower specific surface area, weaker chemical activity, and a larger pore capacity, but its surface activity is higher and it is easy to use in biology, pharmacology, and other fields; while quartz powder has a higher specific surface area, stronger chemical properties, and a smaller pore capacity, and is used in electronics, magnetic materials, and other fields.
In short, although microsilica powder and quartz powder are both silicon powders, they are different in terms of material, particle size, use, and physical properties. In practical applications, different silicon powders need to be selected according to specific circumstances to achieve the best use effect.
