Industrial silica powder, also named as silicon metal powder, is silver grey or dark grey powder with metal luster. With high melting point, good heat resistance, and high resistivity and anti-oxid...
DESCRIPTION
Industrial silica powder, also named as silicon metal powder, is silver grey or dark grey powder with metal luster. With high melting point, good heat resistance, and high resistivity and anti-oxidation, it is an indispensable raw material for many high-tech industries, called “industrial monosodium glutamate”used as the indispensable basic raw materials of a lot of high-tech products.
Grade
|
Chemical Composition
|
||||
Si(min)
|
Fe (max)
|
Al(max)
|
Ca(max)
|
P(max)
|
|
1101
|
99.6%
|
0.1%
|
0.1%%
|
0.01%
|
0.004%
|
2202
|
99.5%
|
0.2%
|
0.2%
|
0.02%
|
0.004%
|
411
|
99.0%
|
0.4%
|
0.1%
|
0.1%
|
0.004%
|
421
|
99.0%
|
0.4%
|
0.2%
|
0.1%
|
0.004%
|
441
|
99.0%
|
0.4%
|
0.4%
|
0.1%
|
0.004%
|
551
|
98.7%
|
0.5%
|
0.5%
|
0.1%
|
0.004%
|
553
|
98.5%
|
0.5%
|
0.5%
|
0.3%
|
0.004%
|
Granularity
|
25-225 mesh; 0.1-1MM; 1-10mm
|
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