Silicon Metal 1502 is produced by the carbothermic reaction of silica (quartz) in an electric arc furnace using carbon electrodes where the temperature in the main reaction zone of temperatures exceeds 1800ºC.
product | Grade | Chemical Composition (%) | Size | |||
Si(min) | Fe(max) | Al(max) | Ca(max) | |||
Silicon Metal | 421 | 99 | 0.4 | 0.2 | 0.1 | 10-100mm(90%)or according to customers need |
411 | 99 | 0.4 | 0.1 | 0.1 | ||
521 | 99 | 0.5 | 0.2 | 0.1 | ||
1502 | 99 | 0.15 | 0.1 | 0.02 | ||
331 | 99 | 0.3 | 0.3 | 0.01 | ||
Package | 1 ton packing or according to customers need | |||||
Usage | It was used in producing alloy, high purity semiconductor, and organic silicon, able to bear the high-temperature. |