I-Silicon Metal iwumkhiqizo wezimboni obaluleke kakhulu ongasetshenziswa ekwenzeni insimbi, insimbi yokusansimbi, i-aluminium (indiza, izindiza kanye nokukhiqizwa kwezingxenye zezimoto), kanye nedivaysi ye-silicon optoelectronic nezinye izimboni eziningi. Kwaziwa ngokuthi "usawoti" wezimboni zesimanje. I-silicon yensimbi yenziwe nge-quartz ne-coke emikhiqizweni yokuncibilikisa isithando somlilo sikagesi. Isithako esiyinhloko sokuqukethwe kwe-silicon cishe singama-98%. Okunye ukungcola yi-iron, i-aluminium ne-calcium njll.
I-Silicon Metal lump yakhiqizwa esithandweni sokushisa sikagesi nge-quartz ne-coke. I-quartz izoba yi-redox futhi ibe uketshezi lwe-silicon oluncibilikisiwe. Ngemva kokupholisa, izoqina njengoba sibona. I-primal silicon metal lump inkulu kakhulu. Ngemva kwalokho izokwenziwa ibe izigaxa ezincane esizibiza ngosayizi ojwayelekile. I-Silicon Metal Lumps izoba ngu-10-100mm.
| Ibanga | Ukwakheka kwamakhemikhali(%) | ||||
| Si | Fe | Al | Ca | P | |
| > | ≤ | ||||
| 1515 | 99.6% | 0.15 | - | 0.015 | 0.004 |
| 2202 | 99.5% | 0.2 | 0.2 | 0.02 | 0.004 |
| 2203 | 99.5% | 0.2 | 0.2 | 0.03 | 0.004 |
| 2503 | 99.5% | 0.2 | - | 0.03 | 0.004 |
| 3103 | 99.4% | 0.3 | 0.1 | 0.03 | 0.005 |
| 3303 | 99.3% | 0.3 | 0.3 | 0.03 | 0.005 |
| 411 | 99.2% | 0.4 | 0.04-0.08 | 0.1 | - |
| 421 | 99.2% | 0.4 | 0.1-0.15 | 0.1 | - |
| 441 | 99.0% | 0.4 | 0.4 | 0.1 | - |
| 553 | 98.5% | 0.5 | 0.5 | 0.3 | - |