Silicon Metal Powder 325 Mesh

Silicon metal powder 325 mesh is a common mesh size in metallic silicon powder. In industry, the mesh size is usually used to indicate the size of solid particles. It has an important impact on the preparation and use of metallic silicon powder.
Specification
|
Silicon Powder |
Specification |
Si % min |
Max impurity content % |
||
|
Fe |
Al |
Ca |
|||
|
Chemical industry Silicon powder |
20-120 mesh |
99.0 |
0.4 |
0.4 |
0.1 |
|
30-140 mesh |
99.0 |
0.4 |
0.4 |
0.1 |
|
|
40-160 mesh |
99.0 |
0.4 |
0.4 |
0.1 |
|
|
40-280 mesh |
99.0 |
0.4 |
0.4 |
0.1 |
|
|
40-325 mesh |
99.0 |
0.4 |
0.4 |
0.1 |
|
|
Metallurgical Silicon powder |
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 |
|
|
200 mesh |
98.0 |
0.8 |
0.5 |
0.3 |
|
|
325 mesh |
98.0 |
0.8 |
0.5 |
0.3 |
|
|
Low grade silicon powder |
200 mesh 325 mesh |
97.0 |
Impurity contents≤3.0% |
||
|
Particle size: 20-160 mesh, 30-270 mesh, 45-710um, 200 mesh and 325 mesh, etc. |
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The meaning of mesh number refers to how many particles of metallic silicon powder there are in a length of one inch (25.4 mm). The larger the mesh number, the finer the particles of metallic silicon powder, and vice versa. For example, 100 mesh metallic silicon powder means 100 particles per square inch, while 325 mesh means 325 holes per inch of screen. Therefore, silicon metal powder 325 mesh is a relatively fine and high purity product. The mesh size of metallic silicon powder has an important impact on its physical and chemical properties. Generally speaking, the larger the mesh number of metallic silicon powder, the higher the surface energy and the higher the chemical reactivity. At the same time, the mesh number also directly affects the dispersion and mixing uniformity of metallic silicon powder in the formula, thereby affecting the quality and performance of the product.
In addition, the number "325" also represents a standard and specification for a production process. In the production process of metal silicon powder, manufacturers will formulate corresponding production processes and standards based on different mesh sizes and customer needs. The number "325" represents a generally accepted specification and standard recognized by customers.
In short, the mesh size of metallic silicon powder is an important industrial parameter, which directly affects the properties and uses of metallic silicon powder. The number "325" in silicon metal powder 325 mesh not only represents the particle size of the product, but also represents the standards and specifications of a production process. When selecting and using metal silicon powder, we should choose the mesh size and quality that meet our own requirements based on actual needs and uses. Understanding and mastering the mesh size of metallic silicon powder and its preparation method is of great significance for the correct use of this important industrial raw material.
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