Garin binary wanda ya ƙunshi silicon da calcium yana cikin nau'in ferroalloys.Babban abubuwan da ke tattare da shi sune silicon da calcium, sannan kuma yana dauke da datti irin su iron, aluminum, carbon, sulfur da phosphorus mabambantan adadi.A cikin masana'antar ƙarfe da ƙarfe, ana amfani da shi azaman ƙari na calcium, deoxidizer, desulfurizer da denaturant don abubuwan da ba na ƙarfe ba.Ana amfani dashi azaman inoculant da denaturant a cikin masana'antar simintin ƙarfe.
Amfani:
A matsayin mahadi deoxidizer (deoxidization, desulphurization da degassing) An yi amfani da shi a cikin karfe, smelting gami.Kamar yadda inoculant, kuma ana amfani dashi wajen samar da simintin gyaran kafa.
Yanayin jiki:
Sashen ca-si launin toka ne mai haske wanda ya bayyana tare da bayyanan siffar hatsi.Kullu, hatsi da foda.
Kunshin:
Kamfaninmu na iya bayar da nau'ikan nau'ikan hatsi daban-daban bisa ga buƙatun mai amfani, wanda aka haɗa da filastik yadi da jakar ton.
Sinadari:
| Daraja | Sinadarin kashi% | |||||
| Ca | Si | C | AI | P | S | |
| ≥ | ≤ | |||||
| Ca31Si60 | 31 | 58-65 | 0.8 | 2.4 | 0.04 | 0.06 |
| Ca28Si60 | 28 | 55-58 | 0.8 | 2.4 | 0.04 | 0.06 |
| Ca24Si60 | 24 | 50-55 | 0.8 | 2.4 | 0.04 | 0.04 |
An ayyana wasu ƙazanta bisa dalilai daban-daban.Bugu da ƙari, a kan tushen silicon-calcium gami, ana ƙara wasu abubuwa don samar da ternary ko multi-element composite alloys.Kamar Si-Ca-Al;Si-Ca-Mn;Si-Ca-Ba, da dai sauransu, ana amfani da su azaman deoxidizer, desulfurizer, denitrification wakili da alloying wakili a cikin ƙarfe da ƙarfe ƙarfe.
Tun da calcium yana da alaƙa mai ƙarfi tare da oxygen, sulfur, hydrogen, nitrogen da carbon a cikin narkakkar karfe, silicon-calcium alloys ana amfani da su don deoxidation, degassing da gyaran sulfur a cikin narkakken karfe.Calcium silicon yana samar da tasirin exothermic mai ƙarfi lokacin da aka ƙara shi zuwa narkakken ƙarfe.Calcium ya zama tururi na calcium a cikin narkakkar karfe, wanda ke da tasiri a kan narkakkar karfe kuma yana da amfani ga shawagi na abubuwan da ba na ƙarfe ba.Bayan da silicon-calcium gami da aka deoxidized, wadanda ba karfe inclusions tare da manyan barbashi da kuma sauki taso kan ruwa ake samar, da kuma siffar da kaddarorin da ba karfe inclusions an kuma canza.Sabili da haka, ana amfani da siliki-calcium gami don samar da ƙarfe mai tsabta, ƙarfe mai inganci tare da ƙarancin iskar oxygen da sulfur, da ƙarfe na musamman tare da ƙarancin oxygen da abun ciki na sulfur.Bugu da ƙari na siliki-calcium alloy na iya kawar da nodulation na karfe tare da aluminum a matsayin deoxidizer na ƙarshe a cikin ladle nozzle, da kuma ƙulla bututun ƙarfe na tundish na ci gaba da simintin gyare-gyare |yin baƙin ƙarfe.A cikin fasahar tacewa a waje da tanderun karfe, ana amfani da siliki-calcium foda ko waya mai mahimmanci don deoxidation da desulfurization don rage abun ciki na oxygen da sulfur a cikin karfe zuwa ƙananan matakin;Hakanan yana iya sarrafa nau'in sulfide a cikin ƙarfe da haɓaka ƙimar amfani da calcium.A cikin samar da baƙin ƙarfe na simintin gyare-gyare, ban da deoxidation da tsarkakewa, silicon-calcium alloy kuma yana taka rawar inoculating, wanda ke taimakawa wajen samar da graphite mai kyau ko mai siffar zobe;yana sa graphite a cikin simintin simintin simintin launin toka ya rarraba daidai gwargwado, yana rage halayen fari;kuma zai iya ƙara silicon da desulfurize , Inganta simintin ƙarfe ingancin.
Lokacin aikawa: Afrilu-11-2023
