Metal Silicon

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Our factory have silicon metal powder ginding workshop and R&D centers with annual processing capacity of 50,000tons. The main grades include 2202,3303,411,421,441,553 etc.

Grinding sized:0-10mm、1-3mm, 2-5mm,3-8mm, 100 mesh , 200 mesh ,325 mesh . Special for trichlorosilane and polysilcon :20-100 mesh,30-120 mesh, 40-160 mesh,etc. which also can be processed according to customers' specification.

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Silicon powder	Size (mesh)	Chemical Composition %
		Si	Fe	Al	Ca
		≥	≤
Chemical silicon powder	Si-(20-100 mesh) Si-(30-120 mesh) Si-(40-160 mesh) Si-(100-200 mesh) Si-(45-325 mesh) Si-(50-500 mesh)	99.6	0.2	0.15	0.05
		99.2	0.4	0.2	0.1
		99.0	0.4	0.4	0.2
		98.5	0.5	0.5	0.3
		98.0	0.6	0.5	0.3
Silicon powder for refractory	-150 mesh -200 mesh -325 mesh -400 mesh -600mesh	99.6	0.2	0.15	0.05
		99.2	0.4	0.2	0.1
		99.0	0.4	0.4	0.2
		98.5	0.5	0.3	0.2
		98.0	0.6	0.5	0.3
Low-grade	-200 mesh -325 mesh	95-97	Impurity content≤3.0%

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