Kwal ɗin Anthracite mai ƙamshi
Ƙayyadewa
Ana amfani da anthracite mai inganci mai amfani da calcine na lantarki don narkar da ƙarfe
"Kwal ɗin Anthracite da aka yi da Calcined", ko kuma "Kwal ɗin Anthracite da aka yi da Gas". Babban kayan albarkatun ƙasa shine anthracite mai inganci na musamman, tare da halayyar yawan sinadarin carbon mai ƙarfi, juriya ga iskar shaka, ƙarancin toka, ƙarancin sulfur, ƙarancin phosphorus, ƙarfin injiniya mai ƙarfi, yawan aikin sinadarai, yawan tsarkakewar kwal. Ƙarin carbon yana da manyan amfani guda biyu, wato man fetur da ƙari. Lokacin da ake amfani da shi azaman ƙarin carbon na narkewar ƙarfe, da kuma jefawa, carbon mai ƙarfi na iya kaiwa sama da kashi 95%.
| Nau'i | FC | Toka | VM | Danshi | S |
| (%)min | (%)max | (%)max | (%)max | (%)max | |
| 1 | 85 | 13 | 1.5 | 0.5 | 0.5 |
| 2 | 90 | 8 | 1.5 | 0.5 | 0.35 |
| 3 | 91 | 7 | 1.5 | 0.5 | 0.3 |
| 4 | 92 | 6.5 | 1.5 | 0.5 | 0.3 |
| 5 | 93 | 5.5 | 1.5 | 0.5 | 0.28 |
| 6 | 95 | 4 | 1 | 0.5 | 0.2 |
| Kunshin | Jakunkuna 25kg; jakunkuna pp 1.2mt tare da jakar filastik da aka saka ko aka keɓance su | ||||
