الوصف

3N Silicon Powder 
Si>*9.*5 Fe<0.*2 Al<0.*2 Ca<0.**5
P<0.***5 B<0.***8 Ni<0.**1 Cu< 0.**1 Cr<0.**1 
  
4N Silicon Powder
Si>*9.*9  Fe <0.**3  Al<0.**3  Ca<0.**1
P<0.***8   B<0.***5 Ni<0.***1  Cu<0.***1 Cr<0.***1 

              Specification                                               Tolerance(Weight)
2mm**0mm                                                                   — — — —
***0μ m***5μ m(*0mesh**0mesh)                    ****0μ m≤ 1%
**5μ m***0μ m(*0mesh***0mesh)                    ***5μ m≤ 1%
**0μ m**5μ m(**0mesh***0mesh)                    ***0μ m≤ 3%
*5μ m**5μ m(**0mesh***5mesh)                      **5μ m≤ 3%
**5μ m(**5mesh)                                                     **5μ m≤ 5%
5μ m*1μ m(***0mesh*****0mesh)                     *5μ m≤ 5%

We can process all items of silicon metal. According to the customers' requirement to produce the particle of silicon metal. For specific chemical composition, please refer to the industry standard.