Brand
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Chemical Composition %
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Si≥
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Impurity,≤
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Fe
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Al
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Ca
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||||
Si-2202
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99.5
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0.2
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0.2
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0.02
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||||
Si-3303
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99.3
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0.3
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0.3
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0.03
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||||
Si-411
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99.3
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0.4
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0.1
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0.1
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||||
Si-421
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99.2
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0.4
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0.2
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0.2
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||||
Si-441
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99.0
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0.4
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0.4
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0.4
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||||
Si-553
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98.5
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0.5
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0.5
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0.5
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||||
Particle size: 10-100mm,10- 50mm, 0-3mm, 2- 6mm and 3-10mm,etc.
Note: we can process the 2202, 3303, 411, 421, 441, 553 and other silicon materials into silicon powder of different granularities according to your needs.
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Silicon powder
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Specification
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Min.
Si content
|
Chemical composition%
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Chemical composition%
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|||||
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Max impurity content
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Max impurity content
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|||||
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Fe
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Al
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Ca
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|||||
Silicon powder for chemical egineering
|
Si- (20-120 mesh)
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99.0
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0.4
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0.4
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0.1
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|||||
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Si- (30-140 mesh)
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99.0
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0.4
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0.4
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0.1
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|||||
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Si- (40-160 mesh)
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99.0
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0.4
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0.4
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0.1
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|||||
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Si- (40-280 mesh)
|
99.0
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0.4
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0.4
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0.1
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|||||
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Si- (40-325 mesh)
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99.0
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0.4
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0.4
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0.1
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|||||
Silicon powder for refractory material
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150 mesh
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98.5
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0.5
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0.5
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0.3
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|||||
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200 mesh
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98.5
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0.5
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0.5
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0.3
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|||||
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325 mesh
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98.5
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0.5
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0.5
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0.3
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|||||
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400 mesh
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98.5
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0.5
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0.5
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0.3
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|||||
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500 mesh
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98.5
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0.5
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0.5
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0.3
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|||||
Low grade
silicon powder
|
200 mesh
325 mesh
|
97
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Impurity contents≤3.0%
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|||||
Product: 553#, 521#, 421#, 3303# Particle size: 20-160mesh, 30-270mesh, 45-710um,200mesh and 325mesh,etc.
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