Chemical Formula: Si
Description: Lustrous black metal
Purity: 441 & 553
Packing: 500kgs polywoven bag
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)
Metallurgical grade silicon metal can be used as an alloying agent in the production of cast aluminum, as well as as a de-oxidizing agent in steelmaking. Strong and lightweight, cast aluminum-silicon alloys are used in a range of automotive parts. Metallurgical silicon is generally classified by the level of iron, aluminum and calcium impurities.
SMI Ltd. is able to supply 553, 441, 2202 and 3303 grades of silicon metal. Please do not hesitate to contact us for a current silicon metal price.