Hangzhou Powder Metal parts

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The silica powder is an important raw material for the production of polysilicon. Silica powder reacts with anhydrous hydrogen chloride in a fluidized bed reactor. It generates trichlorosilane.   After further purification of SiHCl3, it is restored and deposited to polysilicon in hydrogen. Polysilicon is the main raw material for solar cells of photovoltaic industry. In recent years, with sustained tension of global energy, it makes developing solar energy became the focus of world's energy strategy. And with the mounting of photovoltaic industry, prices of raw materials polysilicon have rapid growth. It also promotes market demand of polysilicon. There is a short supply of si...

Compressed iron powder sintering is usually by adding some alloying elements to iron powder to improve the sinteringperformance. Due to the presence of boron, when sintering temperature is above 1165-1175x03 will appear liquid.. Powder metallurgy as a metal-processing technology containing metal powder preparation and sinter it as close meshed component. This rearrangement has two stages, primary rearrange mainly consist of individual particles, that is the random filled of mixing powder and the non-uniform capillary forces produced by liquid not evenly distributed in all contact particles, thus giving rise to sintering densification. The balance system of boron and iron does not allow th...