Chemical Grade Silicon Metal

Chemical Formula: Si
Description: Lustrous silver-black metal
Purity: 2202 & 3303
Packing: 500kg polywoven bags
CAS No: 7440-21-3

Melting Point 1414 °C
Density: 2.329 g/cm³
Mohs Hardness: 7
Magnetic Ordering: Diamagnetic
Thermal Conductivity: 149 W/(m·K)

Chemical Grade Silicon Metal:

Roughly half of all metallic silicon is used in the production of chemical products. Chemical grade silicon is used to make silicones, including sealants and lubricants, silanes, such as coupling agents, and fumed silica, as a desiccant and thickening agent.

SMI Ltd. is able to supply 2202 and 3303 grades of silicon metal. Please do not hesitate to contact us for a current silicon metal price.

Content	Standard Value (ppm)
Si	>99.4
Fe	<0.3
Al	<0.3
Ca	<0.03
Other Impurities	<0.09

Content	Standard Value (ppm)
Si	>99.4
Fe	<0.2
Al	<0.2
Ca	<0.02
Other Impurities	<0.08