Bulo mai murƙushe murhun murhu

A. Mai ɗaukar zafi na murhun murhun zafi bulo ne mai dubawa. A halin yanzu masana’antun sarrafa baƙin ƙarfe na duniya sun san shi kuma an karɓi bulo mai ƙyalli. Yana da ƙarfin musayar zafi mai ƙarfi, babban wurin ajiyar zafi, samun iska mai santsi, da ƙarancin juriya. Halitta mai ɗaukar zafi mai ɗaukar zafi. …

B. Tubin Checker wani nau’in bulo ne mai ƙyalƙyali wanda aka saba amfani da shi a cikin murhun wuta mai zafi. Fuskarsa ba ta daidaita, tare da ramuka masu haske a tsakiya. Dangane da sifofin tsarinsa, tubalin leken asirin da aka saba amfani dasu galibi: ramuka 7, ramuka 19, ramukan 31, ramukan 37, rami 65. Dangane da kayan aiki daban-daban da aka yi amfani da su, an raba shi zuwa bulo mai duba yumɓu da manyan tubalin allura.

Grid diamita mm	Ramuka bakwai Yuro 43	Ramin goma sha tara Φ33	Ramin goma sha tara Φ30	Ramin goma sha tara Φ28	Ramin talatin da bakwai Φ23	Ramin talatin da bakwai Φ20
Naúrar dumama m2/m2	38.05	44.36	48.61	50.71	59.83	64.0
Yankin zama m2/m2	0.409	0.366	0.365	0.355	0.344	0.320
Ƙarar ajiyar zafi m2/m2	0.591	0.634	0.635	0.645	0.656	0.680
M kauri mm	31.07	28.60	26.14	25.44	21.93	21.25

C. Fasali:

Yana da ɗimbin ramukan grid masu kama da juna daidai da saman gefe, da sanya tsinkaye da ramuka a kan shimfidu biyu masu layi ɗaya.

Kyakkyawan kwanciyar hankali, kyakkyawan yanayin zazzabi mai ɗaukar nauyi, babban yawa da ƙarancin porosity. Fuskar wutar makera ta zamani mai murƙushe murhun wuta yawanci tana ɗaukar tsarin sake fasalin tubali. Tubalan da ke cike da ramuka suna haɓaka yankin dumama, rage yawan amfani da bulo mai dubawa, kuma suna rage yawan amfani da kayan ƙonewa don murhun wuta mai zafi, ta haka ne ke rage saka hannun murhun zafi.

D. Aikace -aikacen:

A halin yanzu, ana amfani da tubalin masu dubawa a cikin murhun murhun murhu mai zafi da murhun wuta. Ana amfani da tubalin Checker musamman a cikin mai sake kunna murhun wuta. An shirya tubalin mai duba da ramukan lattice cikin tsari. Manyan da ƙananan ta cikin ramukan tubalin mai dubawa na iya ba da izinin iskar gas. Dangane da buƙatun fasaha na wurare daban -daban na zafin jiki, ana amfani da bulo mai duba siliceous, tubalin yumbu, da sauransu. A wasu murhu masu zafi, manyan tubalin alumina, tubalin mullite, tubalin sillimanite, da sauransu.

E. Aikin murhun iskar zafi shine dumama iska mai sanyi da mai hurawa ke aikawa zuwa tanderu mai fashewa zuwa iska mai zafi, sannan kuma ana aika iskar zafi zuwa tanderun fashewar ta hanyar bututun iska mai zafi don ƙonawa. Murhun murhu mai fashewa mai zafi yana da lokacin ƙona murhu da lokacin samar da iska, kuma lokutan aiki guda biyu ana canza su lokaci -lokaci. A cikin lokacin ƙona tanderu, iskar gas mai ƙima mai zafi bayan ƙonewa ta wuce ramukan tubalin mai duba wutar murhun mai zafi don canja wurin zafi zuwa tubalin mai duba; a lokacin samar da iskar, iska mai sanyi daga mai hurawa yana shiga cikin murhun busasshiyar zafi kuma tubalin mai duba ya yi zafi zuwa cikin iska mai zafi. Ana aika shi zuwa wutar makera ta cikin bututun iska mai zafi.

F. Manuniyar jiki da sinadarai:

aikin	Duba zuwa
SiO2,%	≥95
Al2O3,%	≤1
Fe2O3,%	≤1.5
Refractoriness, ℃	≥1710
Porosity na bayyane,%	≤23
Yawan yawa, g/cm3	≥1.9
0.2MPa load softening fara zafin jiki, ℃	≥1650
Canjin canjin layi na sake kunnawa, 1500 × × 4h%	± 0.2
Matsakaici,%	≤0.2
(0.2MPa, 1500 ℃, 20-50h)
Ƙarin abun ma’adini%	≤1.0