Cobalt silicide also called cobalt disilicide. Its chemical formula is CoSi2. Cobalt Silicide CoSi2 Pulp has low thermal resistance and good thermal stability. Purity: 99%
Particle size 5-10um

Description of Cobalt Silicide CoSi2 Powder :
Crystal structure

The crystal structure of cobalt silicide belongs to a tetragonal system, and the space group is P4/mm. In the crystal structure, cobalt atoms are located at the center of the face-centered cubic lattice, while silicon atoms are situated at the vertex and surface of the lattice. Four silicon atoms surround each cobalt atom, and four cobalt atoms surround each silicon atom. This crystal structure makes cobalt silicide have good mechanical properties and high-temperature stability.

Physical properties

Cobalt silicide is a gray or black metallic material with physical properties such as high melting point, hardness, good electrical conductivity, and corrosion resistance. Its melting point is as high as 2100℃, and its hardness is also high, which is suitable for use in high-temperature and high-stress environments. In addition, cobalt silicide has excellent electrical conductivity and can be used to manufacture electronic components and circuit boards.

Chemical properties

The chemical properties of cobalt silicate are stable, and it is not easy to react with oxygen and water vapor in the air. In addition, cobalt silicide has good corrosion resistance and can be used to manufacture biocompatible materials for the human body, such as medical devices.

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Cobalt Silicide CoSi2 Pulver Characteristics:
Cobalt silicide CoSi2 Powder (CAS12017-12-8) has a high melting temperature, high corrosion resistivity, and good electrical conductivity.

Technical Parameters of Cobalt Silicide CoSi2 Pulp:

Product name	MF	Purity	Particle Size	Melting Point	Density	The color of the sky
Silicide of cobalt	CoSi2	99%	5-10um	1277	5.3 g/cm3	black

Production Method of Cobalt Silicide CoSi2 Powder：

Smelting process

The smelting method is a standard method for preparing cobalt silicide, formed by melting and cooling a mixture of cobalt and silicon at high temperatures. The specific steps are as follows:

The cobalt and silicon powder are mixed according to a particular proportion, and the appropriate amount of flux is added, such as KCl, NaCl, etc.

Heat the mixture to a high temperature to melt the cobalt and silicon and mix thoroughly.

Adjust the melt temperature and composition to conform to the phase diagram of cobalt silicide, and keep the melt at a high temperature for a period to complete the alloying process.

The alloy melt is cooled and crystallized to obtain cobalt silicide material.

The advantages of the smelting method are a simple preparation process, low cost, and suitable for large-scale production. However, the smelting method has high requirements for the purity and quality of raw materials. Otherwise, it will affect the performance of cobalt silicide. At the same time, impurities are easily mixed in the smelting process, which requires post-treatment measures such as refining and purification.

Mechanical alloying method

The mechanical alloying method is prepared by mixing cobalt and silicon powder and sintering at high temperatures. The specific steps are as follows:

The cobalt powder and silicon powder are mixed according to a particular proportion, and the appropriate amount of ball milling medium is added, such as alumina balls.

In a ball mill, the mixed powder is ball-milled so that it fully contacts and collides to complete the alloying process.

The mixed powder, after ball milling, was sintered at high temperatures to densify and grow grain.

After crushing, grinding, and screening the sintered material, the cobalt silicide material was obtained.

The advantage of mechanical alloying is that raw materials with lower purity can be used, resulting in alloys with higher purity and without mixing in impurity elements. In addition, the mechanical alloying method can control the grain size and properties by controlling parameters such as milling time and temperature. However, the production efficiency of the automated alloying process could be higher, the manufacturing cost is high, and the use of a large number of ball milling media makes it difficult to achieve large-scale production.

Chemical synthesis

The chemical synthesis method is based on cobaltate or silicate as raw material and prepared by controlling reaction conditions. The specific steps are as follows:

The cobalt salt or silicate is dissolved in the organic solvent, and the appropriate catalyst and reaction medium are added.

The mixed solution is heated and stirred so that it reacts and produces a cobalt silicide material.

After washing, drying, and screening the solid material, the cobalt silicide material was obtained.

The advantage of chemical synthesis is that raw materials with higher purity can be used, and the obtained alloy has higher purity and will not be mixed with impurity elements. In addition, the chemical synthesis method can control the grain size and properties by controlling the reaction conditions. However, the production cost of chemical synthesis is high, and many chemical reagents, such as organic solvents and catalysts, need to be used, which has a more significant impact on the environment.

Application of Cobalt Silicide CoSi2 Pulver :

Aerospace field

Cobalt silicide in the aerospace field is one of its most critical applications. Because of its excellent mechanical properties and high-temperature stability, cobalt silicide is widely used to manufacture high-temperature components of aircraft engines, rocket nozzles, spacecraft shells, and other fields. In these high-temperature environments, cobalt silicide can maintain good physical and chemical properties, protecting the safe operation of aerospace spacecraft.

The energy sector

The application of cobalt silicide in the energy field is also one of its essential applications. In these devices, cobalt silicide can improve the efficiency and stability of the equipment, reduce maintenance costs, and provide necessary technical support for sustainable energy development.

The automotive sector

The application of cobalt silicide in the automotive field is also one of its essential applications. Because of its excellent mechanical properties, cobalt silicide is widely used to manufacture automotive engine components, transmission gears, and other vital components. In these parts, cobalt silicide can improve the service life and reliability of parts, reduce maintenance costs, and provide necessary technical support for energy saving and emission reduction of vehicles.

Medical device field

The application of cobalt silicide in medical devices is one of its emerging applications. Because of its corrosion resistance, cobalt silicide is widely used in manufacturing artificial joints, dental plants, and other medical devices. In these medical devices, cobalt silicide can improve the wear resistance and biocompatibility of the equipment, reduce irritation and adverse reactions to the human body, and provide better support and guarantee for medical care.

Future development trend

Cobalt silicide as a high-performance intermetallic compound's market demand will continue to increase. In the future, the research on cobalt silicide will be more in-depth, and its performance will be further optimized and improved. At the same time, with the increasing awareness of environmental protection and sustainable development, which has become an important development direction of the future manufacturing industry, future research on the preparation process and ecological performance of cobalt silicide will also become one of the key directions. In addition, with the continuous emergence of new materials and the expansion of application fields, cobalt silicide will also have new application fields and uses in the future.

Shipping Cobalt Silicide CoSi2 Pulver:
There are many options for packing, which all depend on the amount of cobalt Si2 powder.
Packaging of cobalt silicide COSi2 powder: You can vacuum pack 1 kg/bag, 25kg/barrel or according to your requirements.
Delivery of powder Cobalt silicide COSi2: The payment receipt will be used to send the order by mail, air and express.

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High-quality products are what you want CoSi2 Pulver Please feel free and contact us to make an enquiry. (sales5@nanotrun.com)

Cobalt Silicide Properties
Other Titles	cobalt(II) silicide, cobalt disilicide, monosilicide of cobalt (CoSi), and CoSi2 powder
	12017-12-8
Compound Formula	CoSi2
Molecular Weight	115.104
Appearance	Gray Black Powder
Melting Point	1277
Boiling Point	N/A
Density	5.3 g/cm3
Solubility of H2O	Insoluble
Exact	114.887054 D
Cobalt Silicide Health & Safety Information
Signal word	Danger
Hazard Statements	H315-H319-H334-H317-H351-H335
Hazard Codes	Xi, Xn
Risk Codes	N/A
Safety statements	N/A
Transport Information	NONH on all transport modes

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