Silicon Metal
Your Professional Silicon Metal manufacturer!
Anyang Sancheng Metallurgical Refractory Co., Ltd, is a large company integrating raw material production and processing, new product research and development, and sales.Our main products include: silicon carbide, metal silicon, silico manganese, silicon slag, silicon ball, ferro silicon carbon, silicon aluminum calcium compound deoxidizer, silicon calcium alloy, silicon aluminum barium calcium, manganese iron, carbon additive, graphite electrode, micro silicon powder, inoculant, silicon barium calcium, etc.We will have a high standard of quality management system throughout the entire production process, strict control of each production process, the establishment of a complete product tracking system to ensure that metallurgical product meets international quality standards.
Why Choose Us
High quality
From raw materials' selecting, smelting, crushing, finished products' testing, packing, to pre-shipment inspecting, every step, Sancheng people are all implementing strict quality control.
Production market
In the domestic market, we have established good business relations with many large enterprises. In the international market, our products have been sold to nearly 100 countries and regions in Southeast Asia, West Asia, Central Asia, Africa, America and Oceania.
Professional team
We have a full set of production equipment, a strong production foundation, two independent laboratories and a metallurgical material testing center composed of senior researchers.
24H online service
We try and respond to all concerns within 24 hours and our teams are always at your disposal in case of any emergencies.
Advantages of Silicon Metal
Good chemical stability
Silicon metal has good chemical stability, can resist general chemical corrosion and air corrosion, has good corrosion resistance, and is suitable for manufacturing equipment and building materials in chemical, shipping, pharmaceutical and other industries.
Good thermal conductivity
Silicon metal has excellent thermal conductivity, making it an ideal material for manufacturing high-temperature equipment such as heaters and heat exchangers. The thermal conductivity of silicon metal materials is higher than that of iron and lower than that of copper, making them more convenient to use.
High temperature resistance
Silicon metal can withstand applications in high-temperature and high-pressure environments, such as for the preparation of high-temperature tools, high-temperature reactors, and heat-resistant ceramics, and has excellent high-temperature resistance performance.
High tensile strength
Silicon metal materials have fewer defects and extremely high tensile strength, as the processing process of silicon metal materials is carried out in inorganic graphite, resulting in less defects in the silicon metal materials produced.
Application of Silicon Metal
Semiconductor industry
Silicon metal is an important component of semiconductor materials and is used to manufacture integrated circuits, solar panels, LEDs, and other electronic devices. Its high purity and good electronic properties are widely used in the electronics industry.
Steel smelting
In the metallurgical industry, silicon metal is an important alloy raw material. Adding appropriate amounts to steel can improve its hardness, strength, and wear resistance, and improve its physical and chemical properties.
Casting industry
Silicon metal can be used as a casting material to improve the toughness and thermal fatigue resistance of castings and reduce casting defects and deformation.
Solar thermal power generation
Silicon metal is also used in solar thermal power generation. By focusing solar energy on the surface of metal silicon, the light energy is converted into thermal energy, and then the thermal energy is used to generate steam to drive a turbine generator to generate electricity.
Nanomaterial preparation
Through appropriate chemical reactions and processing methods, silicon metal can be converted into nanoparticles, nanowires, or nanofilms.
|
Model No |
Chemical Composition（%） |
|||
|
Si |
Fe |
Al |
Ca |
|
|
≥ |
lmpurity≤ |
|||
|
Si-1101 |
99.7 |
0.1 |
0.1 |
0.01 |
|
Si-2202 |
99.5 |
0.2 |
0.2 |
0.02 |
|
Si-3303 |
99.3 |
0.3 |
0.3 |
0.03 |
|
Si-441 |
99.0 |
0.4 |
0.4 |
0.1 |
|
Si-553 |
98.5 |
0.5 |
0.5 |
0.3 |
|
Si-Off Grade |
96.0 |
2.0 |
1.0 |
1.0 |
Specification
|
Brand Name |
SanCheng |
|
Model Number |
Si-1101 Si-2202 Si-3303 Si-441 Si-553 Si-Off Grade Content can be customized |
|
Application |
Steel making, cast steel and casting |
|
Shape |
Block Grain Powder |
|
Chemical Composition |
Si Fe Al Ca |
|
Product name |
Metallic silicon |
|
Color |
Silver |
|
Size |
10-60mm(Min.90%)or as client's requirement |
|
Usage |
Deoxidizer Alloy additive |
|
Packing |
25kg bag in a metric ton big bag (or upon request) |
|
Ash content |
3.41% |
|
Sample |
Sample |
Production Process of Silicon Metal
The production of silicon metal involves the reduction of silicon dioxide (SiO2) with carbon in an electric arc furnace. The process can be summarized as follows:
Raw material preparation
The production of silicon metal mainly uses silica and carbonaceous reducing agents (such as petroleum coke, washed coal, charcoal, etc.). These raw materials need to be washed, screened and dried to ensure their purity and quality.
01
Electric Arc Furnace
The silicon dioxide is charged into an electric arc furnace along with carbon electrodes.
02
Reduction
The electric arc creates an intense heat, which causes the silicon dioxide to reduce and combine with the carbon to form Si metal.
03
Tapping
Once the reduction process is complete, the molten Si metal is tapped from the furnace.
04
Refining
The tapped Si metal undergoes further refining processes to remove impurities and achieve the desired composition and properties.
05
Packaging and Shipping
FAQ