What is Silicon Metal Powder?
A fine powder largely made up of silicon atoms is called silicon metal powder. Because of its special qualities, it is frequently utilized in a variety of sectors and applications. Silicon metal powder finds frequent application as a raw material in the manufacturing of silicone goods and other silicon-based materials, including metal powders and silicon metals. In addition, it can be utilized in the production of solar cells, ceramics, electrical components, and other high-tech products.
Silicon Metal Powder Properties
- Chemical Composition: Silicon metal powder is primarily composed of silicon atoms. It has the chemical symbol metal-si and appears as a gray-black metal powder.
- Semiconductor Properties: Silicon metal powder exhibits semiconductor properties due to its similarity to silicon. This makes it suitable for use in electronic components and devices.
- Magnetic Properties: Soft magnetic materials can be made with silicon metal powder. These materials are used in generators, motors, and electrical transformers, among other things.
- The use of silicon metal powder in powder metallurgical procedures is possible. To create alloys with the desired qualities, it can be combined with other metals or metalloids. These alloys are used in the electronics, automotive, and aerospace industries, among other sectors.
- Flammability: Because silicon metal powder can catch fire, it’s crucial to handle it carefully. To prevent mishaps, safety measures must be implemented.
| Trademark | chemical composition (%) |
| Si60 | 60.0-63.0 |
| Si65 | 65.0-67.0 |
| Si70 | 70.0-72.0 |
What Are the Application Areas of Silicon Metal Powder?
1. To increase a product’s resistance to high temperatures, wear, and oxidation, industrial silicon powder is extensively employed in the refractory materials and powder metallurgy industries. Its goods are commonly used in kilns, furnaces, and furnishings used in the steel industry.
2. Industrial silicon powder is the fundamental raw material used in the silicone chemical industry to synthesize silicone polymers. These polymers are then used to produce silicone rubber preservatives, silicone oil, and silicon monomers, which enhance the product’s resistance to corrosion, high temperatures, and electrical insulation. waterproof, anti-corrosion, and other qualities.
3. Single-crystal silicon is created by drawing industrial silicon powder. The resulting silicon wafers are processed and extensively utilized in high-tech industries as necessary building blocks for integrated circuits and electronic components.
4. To increase the hardenability of steel, industrial silicon powder is utilized in the metallurgical casting sector as a silicon steel alloy agent and non-ferrous alloy additive. In addition, industrial silicon powder can be utilized in new ceramic alloys and as a reducing agent for specific metals.
Are Silicon Powder and Metallic Silicon Powder Interchangeable Products?
Silicon Metal Powder
Metallic silicon powder is a gray-black metal powder mostly made up of silicon atoms. It melts at 1420°C and is brittle and hard.
In powder metallurgy procedures, metallic silicon powder is typically utilized. It can be utilized in the synthesis of soft magnetic materials as well as alloys by combining it with other metals or metalloids.
Electronics, automotive, aerospace, and other industries frequently employ metallic silicon powder.
Silicon Powder
The term “silica powder” describes silicon dioxide (SiO2), commonly referred to as silica, in powder form. The most prevalent form of silica in nature is quartz, which is an oxide of silicon.
The exact application will determine the range of particle sizes and purity available in silica powder. It is extensively utilized as a filler for diverse materials and in electronics, ceramics, solar cells, and other industries. Aerogels using silica powder can also be created; these materials have special qualities, including great heat insulation and low density.
Furthermore, mesoporous silica nanoparticles for use as magnetic resonance imaging contrast agents can be created using silica powder.
What is silicon powder used for?
Manage the separation and bleeding of the constituent parts of the concrete, and minimize or prevent flaws such as cracks, honeycombs, pitted surfaces, weak interlayers, and milk skin in the concrete.
Boost concrete’s compressive strength. Tests have shown that adding silica powder to concrete can greatly boost its strength.
Increase the concrete’s resistance to abrasion, corrosion, frost, and abrasions while also enhancing its durability.
Increase concrete’s resistance to carbonization. Adding silica powder to reinforced concrete can strengthen the bond between the steel bars and the matrix and increase the steel bars’ resistance to corrosion.
Enhance the refractory materials’ density and fluidity, as well as their strength at high temperatures and ability to withstand thermal shock.
