Zhejiang Humo Polishing Grinder Manufacture Co., Ltd.
Main products:Mass Finishing Media,Finishing Machine,Ceramic Beads,Polishing Compound
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  • Contact Person : Mr. Wei Zhou
  • Company Name : Zhejiang Humo Polishing Grinder Manufacture Co., Ltd.
  • Tel : 86-572-3625702
  • Fax : 86-572-3620026
  • Address : Zhejiang,Huzhou,(Nijiatan Village) Shuanglin Town Industry Area
  • Country/Region : China
  • Zip : 313012

Electronic melting silicon powder

Electronic melting silicon powder
Product Detailed
electronic melting silicon powder has been melted in high temperature, which makes it high-purified, and amorphous transparent

The raw material of the electronic melting silicon powder has been melted in high temperature, which makes it high-purified, and amorphous transparent frit. On the property aspect, it has the decent properties of low linear thermal expansion coefficient, low stress, high water logging resistance, low radioactive content, etc. We refer to the Japanese silicon powder technology requirement for epoxy molding compound application, and the particle distribution condition. We promote the producing technology of electronic melting silicon powder. The products made by this technology have a more reasonable particle distribution. As the filler of the molding compound for encapsulated integrated circuit application, it has the outstanding advantages of good flow property, low flash, and more filling amount. Its main physical and chemical properties are as the following.

Physical propertyChemical componentsMain products
Crystal state              AmorphousSiO2%≥99.80WG -300WG -400WG -600WGH-300WGH-400WGH-600
Melting point°C                1713Fe2O3%≤0.005
Boiling point°C                2230AI2O3≤0.10
True specific gravity g/cm3       2.22Moisture %≤0.10
Thermal expansion rate 1/°C       0.5x10-6Burnoff %≤0.1
Hardness                        7

Na+ppm≤2

Volume resistivityΩ.cm              >1016CI-ppm≤2Fe2+.3+ppm≤5
Thermal Conductivity cal/cm.sec.°C   0.003          Conductivityμs/cm≤5

Electronic melting silicon powder



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