Description

Main purpose of this series: Used for pulling single crystal silicon and germanium, and for producing gallium-arsenide and in electronics and semiconductor industry Also used for making quartz parts Specialty of raw material for this series: High purity Fine grain Good performance of electrical conductivity and thermal conductivity High density Good corrosion resistance Thermal shock resistance Thermal stability High mechanical strength Low permeability and good oxidation resistance Raw material is fit for producing various semiconductor molds and large anode of radio tube Properties depends on different product Properties are as follows: Density: 1.*3 to 1.*4 g/cm Open porosity: *0 to *5% Compression strength: *0 to **0MPa Flexural strength: *0 to *5MPa Purity: *0, **0 and **0PPm Main products of this series: Graphite mold for semiconductor Bipolar plate of fuel cell Graphite base Graphite gasket EBE graphite ling Graphite boat for sealing glass and metal Graphite parts for ion implantation Graphite thermal field for crystal growing furnace Note for machined graphite products: For non-ferrous metallurgy and processing For sintering mold of diamond tools For electron and semiconductor industry For application of processing by industrial furnace under high temperature For mechanical industry