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Brand | Chemical Composition % | |||||||
Si≥ | Impurity,≤ | |||||||
Fe | Al | Ca | ||||||
Si-2202 | 99.5 | 0.2 | 0.2 | 0.02 | ||||
Si-3303 | 99.3 | 0.3 | 0.3 | 0.03 | ||||
Si-411 | 99.3 | 0.4 | 0.1 | 0.1 | ||||
Si-421 | 99.2 | 0.4 | 0.2 | 0.2 | ||||
Si-441 | 99.0 | 0.4 | 0.4 | 0.4 | ||||
Si-553 | 98.5 | 0.5 | 0.5 | 0.5 | ||||
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. | ||||||||




Silicon powder | Specification | Min. Si content | Chemical composition% | |||||||
Max impurity content | ||||||||||
Fe | Al | Ca | ||||||||
Silicon powder for chemical egineering | Si- (20-120 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | |||||
Si- (30-140 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | ||||||
Si- (40-160 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | ||||||
Si- (40-280 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | ||||||
Si- (40-325 mesh) | 99.0 | 0.4 | 0.4 | 0.1 | ||||||
Silicon powder for refractory material | 150 mesh | 98.5 | 0.5 | 0.5 | 0.3 | |||||
200 mesh | 98.5 | 0.5 | 0.5 | 0.3 | ||||||
325 mesh | 98.5 | 0.5 | 0.5 | 0.3 | ||||||
400 mesh | 98.5 | 0.5 | 0.5 | 0.3 | ||||||
500 mesh | 98.5 | 0.5 | 0.5 | 0.3 | ||||||
Low grade silicon powder | 200 mesh 325 mesh | 97 | Impurity contents≤3.0% | |||||||
Product: 553#, 521#, 421#, 3303# | ||||||||||
Particle size: 20-160mesh, 30-270mesh, 45-710um,200mesh and 325mesh,etc. | ||||||||||







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