Fornax metallica Pii est uti fornace demergi arcui ad producendum metalla Pii, et fornax normaliter semi clausa generis.
Silica vicus et reducta carbonacea sunt materiae rudis maioris pro metalli pii excoquunti.Plurimi Siliconis metallicae fornaces semi clausae sunt.Ob vim costivam productionis metallica siliconis, virtus gratuita est essentiale productionis metalli siliconis excoquentis.Alta puritas silica vicus necessaria est ad productionem metallicam siliconalem, et eius compositio chemica ut sequentia ostendunt;
SiO'2 | Fe2O3 | Al2O3 | CaO' |
>99.00% | <0.057% | <0.14% | <0.03% |
Secundum usum metalli siliconis, indicatur puritas metallurgica et chemica in singularibus uniuscuiusque munditiae ut sequentia
Gradus
| Compositiones chemica | ||||
Si (%)
| Impuritas Content (%) | ||||
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 | / |