silicon hang-hang

Tshebetso:

1. E na le95% silicon, 'me ho leka-lekana hoa fetoha.

2. Ho qhibiliha kapele (hangataka tlase ho metsotso e 5); 90% tlhahiso.

3.E loketse bakeng sa tlatsetso kapa tokiso easilicon (Si) elementka motsoako oa aluminium.

Instant silicon Metal silicon, e tsejoang hape e lesilicon ea indasteri, ke motsoako o sebelisoang haholo ho qhibilihisa tšepe 'me o sebelisoa e lentho e fokotsangmokhoeng oa ho qhibilihisa.Silicon e boetse ke karolo e ntle ea li-alloys tsa aluminium, 'me boholo ba li-alloys tse entsoeng ka aluminium li na le silicon.Silicon ea hang-hang ke bokaholimo bo ka ntle ba tšepe ea silicon hammoho le flux.Mosebetsi oa ho phalla ke ho hlahisa mocheso o mongata nakong ea ho qhibiliha ha tšepe, e le hore tšepesilicon e qhibiliha kapele, 'me mocheso oa karabelo ea phallo hangata ha o phahame, hoo e ka bang740 likhatoCelsius, kahoo mofuta ona oa Metal silicon e nang le flux e ekelitsoeng e boetse e bitsoa silicon hang-hang.E sebelisoa ho lokisa litaba tsa silicon ka li-alloys tsa aluminium.

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Melemo ea ho sebelisa silicon hang-hang

1. Thelebelo la ho qhibiliha le potlakile haholo, karabelo e potlakile, lenako e bolokehile.

2. Thelitaba li ka holimo ho 95%, e ka laolang ka nepo palo ea silicon e kentsoeng, 'me kapele e lokise karolo efe kapa efe ea aluminium-silicon alloy.

3. Ke haholoe loketseng ho sebelisoa, e behe feela holim'a metsi a aluminium, e hatelle 'me u e hlohlelletse.Thesekhahla sa ho hlaphoheloa se feta 90%.

4. Sehlahisoa se loketseng sa ho nkela sebaka sa li-alloys tse mahareng tsa aluminium-silicon.E felisa palo e kholo ea li-inclusions le lintho tse kotsi tse tlisoang habonolo ka li-alloys tsa aluminium-silicon, 'me li qoba tšebeliso ea litšila le aluminium e sa tšoaneng ho lokisetsa lisebelisoa tsa aluminium-silicon, tse thata ho laola boleng ba motsoako oa ho qetela oa aluminium.

5. Fokotsa haholo mocheso o qhibilihang, haholo fokotsa nako ea ho qhibiliha, lefokotsa haholo litšenyehelo tsa metsoako ea motsoako.

Kopo

Samente efe kapa efe e nang le silicon kapa aluminium e betliloeng e nang le khauta.Mocheso oa ho sebelisa: 740-770 ℃ (ha mocheso o phahame, phello e betere)

Mokhoa oa ho sebelisa

Ka mor'a hore qoso eohle e qhibilihe, hlohlelletsa hantle 'me u nke mehlala bakeng sa tlhahlobo.Bala palo ea tlatsetso ea silicon e qhibilihang ka potlako ho latela liphetho tsa tlhahlobo.Ha aluminium e qhibilihisitsoengfihla 740-770 °C(mokhoa oa ho eketsa silicon ke karabelo ea endothermic, mocheso oa tšepe e qhibilihisitsoeng o tlameha ho futhumatsoa ho boloka mocheso.eseng ka tlase ho 740 ° C), lahlela sesebelisoa sa silicon hang-hang holim'a aluminiamo e qhibilihisitsoeng hore e sebelisoe, 'me u tobetse tloloko ka har'a aluminium e qhibilihisitsoeng.Hlohlelletsa ka metsotso e 2-5.Tlhaloso ea Sehlahisoa: Theboleng ba silicon ke 95%, 'me ho ka ba joaloho qhibiliha ka potlako mochesong o tlase, eoe fokotsa haholo litšenyehelo tsa metsoako ea motsoako, 'me e ka lokisa ka potlako motsoako ofe kapa ofe oa silicon-aluminium o nang le silicon;taolo ea sebopeho e nepahetse haholo, 'me palo e kholo eakenyeletsole tse kotsidinthotse tlisoang ha bonolo ho liminmaster alloy lia jeoa.Litšila, ho qoba tšebeliso ea litšila tse fapa-fapaneng aluminium ho lokisetsa aluminium-silicon master alloys le phello ea boleng ba motsoako oa ho qetela oa aluminium oo ho leng thata ho o laola.