Ferrosilicon gaw magri hte silicon hpe kayau da ai alloy rai nna, magri hpaga lam hta grai lang ai ahkyak ai karum shingtau arung arai langai hku nna magam gun nga ai.
I. Npawt nhpang arung arai ni
Dai gaw grayish-black lumps zawn rai nna, n-gun ja ai hte n-gun n rawng ai hpe madun dan ai.
1300-1400℃daram na melting point hte, n-gun ja ai shayawm ai atsam hte grai kaja ai alloying effects ni hpe lu da ai.
Masha law malawng lang ai grade ni hpe silicon n-gun hte maren garan ginhka ai, 75# (72%-80% Si), 80# (78%-85% Si), hte 90# (85%-92% Si) zawn re ai ni hpe garan ginhka ai.
II. Madung manu
Ferrosilicon gaw n-gun ja ai n-gang kaw na oxygen hte sulfur n san seng ai lam ni hpe atsawm sha shapraw kau ya lu ai sha n-ga, n-gang n-gang ni a n-gun, ngang kang ai lam, n-gun n-gun hpe jat ya ai majaw n-gang galaw shapraw na matu "industrial vitamin" ngu ai mying hpe lu la ai.
Dai hpe silica lung seng hte magri n-gun (sh) magri n-gun n rawng ai zawn re ai n-gun n rawng ai arung arai ni kaw na, wan jak arc wan wut ai shara ni hta n-gun ja ai-hkum hkrang n-gun rawng ai hku nna galaw shapraw ai. Dai ladat gaw kungkyang sai hte scale hta grai law hkra jai lang nga ai.
III. Ferrosilicon galaw shapraw ai arung arai ni
Silicon npawt nhpang:Silica lung seng gaw silicon hpe jaw ya ai npawt nhpang raw material rai nna, SiO2 ra ai 97% hta grau ai (sh) maren sha rai nna, n san seng ai lam n law ai (aluminum, calcium, magnesium, etc.).
Magri npawt nhpang Raw Material ni:Hpyen n-gun (sh) n-gun n rawng ai hpri gaw magri hpe jaw ya nna, dai gaw silicon hte kayau nna alloy hpe byin shangun ai.
Shayawm ai Agent:Carbon arung arai ni gaw madung hku nna nbung katsi ai shara hta quartzite kaw na silicon hpe shayawm kau ya ai. Masha law malawng hpawng de ai hta coke (fixed carbon 85% hta grau kaba ai (sh) maren sha re ai) + charcoal (reaction activity hpe jat ya ai) ni lawm ai.
Hka lum ai:Slag a hka lim ai shara hpe shayawm na matu, slag a hka lim ai lam hpe kaja hkra galaw na matu, slag hpe shaw kau na matu loi ai hku galaw na matu, flux hku nna loi mi sha (1%-3%) jat bang ai.
Lime:Slag alkalinity hpe gram lajang na matu, silicon n-gun yawm ai lam hpe shayawm na matu, bai gram lajang ai lam hpe jat wa na matu ra ai hku jat bang ai.
