Products Parameters
|
Grade |
Composition |
|||
|
Si |
Impurities(%) |
|||
|
Fe |
AI |
Ca |
||
|
≤ |
||||
|
1101 |
99.79 |
0.1 |
0.1 |
0.01 |
|
1501 |
99.69 |
0.15 |
0.15 |
0.01 |
|
2202 |
99.58 |
0.2 |
0.2 |
0.02 |
|
2502 |
99.48 |
0.25 |
0.25 |
0.02 |
|
3303 |
99.37 |
0.3 |
0.3 |
0.03 |
|
411 |
99.4 |
0.4 |
0.1 |
0.1 |
|
421 |
99.3 |
0.4 |
0.2 |
0.1 |
|
441 |
99.1 |
0.4 |
0.4 |
0.1 |
|
553 |
98.7 |
0.5 |
0.5 |
0.3 |
Products Description
Silicon metal powder is mainly composed of metallic silicon and may contain a small amount of doping elements. Silicon metal is an important industrial raw material and is widely used in metallurgy, electronics, energy, and chemical industries. Silicon metal powder can be prepared by a variety of processes, such as chemical reduction, combustion, and gaseous reduction, which usually involve reacting silicon source materials with reducing agents under high-temperature conditions to obtain silicon metal in powder form.
Silicon metal powder is usually of high purity and small and uniform particle size. Its color may vary depending on the production process and raw materials, but it is usually silver gray or dark gray with a metallic luster. Silicon metal powder has a high melting point, good heat resistance, high resistivity, and a high antioxidant effect.
The application field of metal silicon powder is quite extensive. Due to its high melting point, high thermal stability and chemical inertness, metal silicon powder is often used as an additive for refractory materials to improve the refractoriness and thermal shock resistance of the materials. In refractory bricks, refractory castables and refractory coatings, metal silicon powder can enhance the structural strength of the materials and extend their service life. In steel smelting, metal silicon powder acts as a reducing agent and deoxidizer, which helps to remove impurities in steel and improve the quality of steel. It can also be used to produce ferrosilicon alloys, which are used as deoxidizers, desulfurizers and alloy additives in the steel industry. In aluminum smelting, metal silicon powder is one of the important raw materials for the production of aluminum alloys.
Metal silicon powder is the basic raw material for the production of organosilicon compounds, such as silicone oil, silicone rubber, silicone resin, etc. These organosilicon compounds have excellent properties such as temperature resistance, oxidation resistance, radiation resistance, electrical insulation and low surface tension, and are widely used in sealing, lubrication, coatings, adhesives, plastic processing and other fields. High-purity metal silicon powder is an important raw material for the manufacture of semiconductor materials (such as monocrystalline silicon and polycrystalline silicon). These semiconductor materials are the core components of electronic devices (such as integrated circuits, solar cells, etc.). Metal silicon powder is used in the photovoltaic industry to manufacture solar panels and is one of the key materials for converting solar energy into electrical energy. With the increasing global demand for renewable energy, the application prospects of metal silicon powder in the photovoltaic industry are broad.
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