silicon powder

(1)Chemical Compositions: Si Fe Al Ca
(2)high-purity Silicon Powder with competitive price
(3)Safe,clean and Sanitary
silicon powder
Characteristics:
Silicon metal is also called industrial silicon or crystalline silicon . It is dark gray . Its point is high , heat performance, excellent antioxidation. The usual size of industrial silicon are in the range of 10-100mm or 2-25mm.
Use :
The silicon metal was manufactured with carbon type reducing agents while silica being melting, it is mainly used in production of alloys especially aluminium alloys poly-crstalline silicon and organic silicon materials .


item no:
GS-S0013 si-3221


Specification type
Chemical composition %
Si (min)
Impurities(% )
Fe
Al
Ca
Si-2202
99.5
0.2
0.2
0.2
Si-3303
99.3
0.3
0.3
0.3
Si-411
99.3
0.4
0.1
0.1
Si-421
99.2
0.4
0.2
0.1
Si-441
99.0
0.4
0.4
0.1
Si-553
98.5
0.5
0.5
0.3



SILICON

Specification type

Si(min)
Chemical composition %
Fe
Al
Ca




For chemical use

(MESH)30-120
99.0
0.4
0.4
0.1
(MESH)40-140
99.0
0.4
0.4
0.1
(MESH)40-160
99.0
0.4
0.4
0.1
(MESH)40-120
99.2
0.35
0.35
0.1
(MESH)40-425
99.0
0.3
0.2
0.05
Metallurgical silicon powder
(MESH)150
98
0.6
0.4
0.2
(MESH)200
99
0.3
0.2
0.1
(MESH)325
99
0.4
0.3
0.2
(MESH)400
98.5
0.5
0.3
0.2
(MESH)600
98.2
0.4
0.4
0.2
Low-grade silica flour
(MESH)200
97
Foreign inclusion<3.0%