High Purity Silicon Metal Powder 160M
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High Purity Silicon Metal Powder 160M

Metal silicon powder is a fine-grain powder and has a low density, low melting point and high electrical conductivity. Its chemical spray and good absorbance capability make it a suitable material for chemical processing.
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Product Introduction
Metal Silicon Crushing: The Successful "Supporting Role" Behind Polysilicon

 

Since the industrial revolution, traditional energy consumption has increased dramatically and the ecological environment has continued to deteriorate. Therefore, the photovoltaic industry represented by renewable energy has quickly become the focus of attention, which directly drives the rapid growth of polysilicon demand. However, behind the surge in polysilicon production, the by-product "metallic silicon powder" produced together with it is also quietly glowing and generating heat, showing unique advantages in other fields. Metallic silicon powder, but only in certain parts of the polysilicon production site, is a by-product of metallic silicon powder, such as the fluidized bed process.

High Purity Silicon Metal Powder 40-160M

Metallic Silicon Metal Powder 40-160M

 

 

The Method Of Making Polycrystalline Silicon And The Relationship Between Metal Silicon Powder

 

Currently, the fluidized bed method is the main method for preparing polysilicon. It uses silane or chlorosilane as the silicon feed gas and hydrogen as the carrier gas. The silane is introduced into a fluidized bed with polycrystalline silicon seeds as fluidized particles to crack the silane. And deposited on the seed crystal, thereby obtaining granular polysilicon. During the reaction process, silane gas decomposes rapidly after entering the fluidized bed. Some of them undergo heterogeneous reactions and are deposited on the surface of silicon particles. Another part of them undergoes a homogeneous reaction to generate gas phase micronuclei, which are generated through a series of polymerization and growth processes.

 

High Purity Silicon Metal Powders 40-160M

Silicon Nitride Powder 40-160m

 

During the polymerization process, metallic silicon powder also adheres to the surface of silicon particles and becomes part of the silicon product. It is reported that Jiangsu Zhongneng Silicon Industry Company uses this process and sells granular silicon and metallic silicon powder products at the same time.

 

Zhenan's Main Metal Silicon Powder Product Ingredients

 

 



silicon powder
for chemical use
Size (mesh) Chemical Composition %
Si Fe Al Ca
Si-(20-100 mesh)
Si-(30-120 mesh)
Si-(40-160 mesh)
Si-(100-200 mesh)
Si-(45-325 mesh)
Si-(50-500 mesh)
99.6 0.2 0.15 0.05
99.2 0.4 0.2 0.1
99.0 0.4 0.4 0.2
98.5 0.5 0.5 0.3
98.0 0.6 0.5

0.3

 

 

 

 

Polysilicon Customer Visit Picture

 

product-800-600

High Purity Silicon Carbide Powder 40-160m

 

 

product-800-600

Durable In Use Silicon Metal 40-160m

 

ZhenAn Metal Silicon Powder Manufacturer

 

That's all for today's explanation of metal silicon powder. If you need metal silicon, silicon blocks, and silicon powder, you can contact our Zhen'an metal silicon powder manufacturer. Zhen'an is very much looking forward to cooperating with you.

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