Tlhaloso ea Sehlahisoa
Sefe ea bubble ea letsopae sa tsoa ntshetswa pele e le mofuta o mocha wa difilthara tsa tshepe e qhibilihisitsweng ho fokotsa sekoli sa ho lahla dintho dilemong tsa morao tjena. E entswe ka thepa ya ceramic ya boleng bo hodimo, eo dikarolo tsa yona tse ka sehloohong e leng Al2O3, Sic, ZrO2. Sefilthara sa Foam sa Ceramic se na le dibopeho tsa boima bo bobebe, matla a phahameng a mechini, dibaka tse kgolo tse ikgethang tsa bokahodimo, masoba a mangata, kganyetso e ntle ya mocheso, kganyetso ya dikhemikhale ya ho bola le botsitso bo phahameng ba mocheso tshepeng e qhibilihisitsweng. Ka sebopeho sa letlowa sa masoba a abang, di kgona ho eketsa dibaka tsa bokahodimo, mme di monye sinter, tshepe e metsi e ba e hlwekileng haholoanyane, mathata a boleng ba ditshila tse kang masoba a lehlabathe le masoba a moya a fokola haholo mme boleng ba ho lahla dintho bo ba betere haholo.
Thepa e ka sehloohong
1. Alumina
2. Khabide ea Slica
3. Zirconia
Lintlha tsa sehlahisoa
Sefe ea foam ea ceramic ea Alumina ke mofuta o mocha oa botenya bo tlase, masoba a phahameng le sebopeho sa masapo a marang-rang a mararo a sefe. 'Me e sebelisoa haholo indastering ea ts'ebetso ea aluminium bakeng sa ho sefa aluminium e qhibilihisitsoeng, e le ho ntlafatsa boleng ba aluminium. Sefe ea foam ea ceramic ea Alumina e ka tlosa motsoako o tiileng o seng oa tšepe ho fusant ea aluminium le alloy ea aluminium ka katleho, ea fokotsa khase e tšoasitsoeng le ho fana ka phallo ea laminar ebe tšepe e sefiloeng e hloekile haholo. Tšepe e hloekileng e fella ka ho lahla boleng bo holimo, likhechana tse fokolang, le liphoso tse fokolang tsa ho kenyelletsa, ho ntlafatsa boleng ba alloy ea aluminium le ho lahla tse ling tse se nang ferrous alloy, tseo kaofela li tlatsetsang ho fokotsa litšenyehelo tsa ho lahla, mocheso oa eona o phahameng oa ts'ebeletso oa 1200° C.
| Menyetla(%) | 80-90% |
| Mocheso o sebetsang | ≤1100ºC |
| Matla a ho Kobeha (Mpa) | 0.6 |
| Matla a Khatello (Mpa) | 0.8 |
| Khanyetso ea Thermal Shock | 1100ºC - mocheso oa kamore ka makhetlo a 6 |
| Bongata ba Bongata | 0.35-0.45 g/cm3 |
Sefe ea ceramic ea foam ea silicon carbide, e nang le sebopeho sa khokahano ea letlooeng la mahlakore a mararo sa seponche sa foam, e ka etsa hore mokelikeli oa tšepe o bonahatse tokiso, tlhahlobo ea mechini, kuku ea ho sefa, ho monya le mekhoa e meng ea ho sefa ho ntlafatsa bohloeki ba mokelikeli oa tšepe ka katleho, ho fokotsa sekhahla sa litšila, ho fokotsa tahlehelo ea ts'ebetso ea mechini, ka hona ho ntlafatsa ts'ebetso ea tlhahiso le ho fokotsa litšenyehelo tsa tlhahiso.
| Sebopeho sa sehlahisoa | Silicon Carbide, AL2O3, SiO2 jj. |
| 'Mala | Putsoa, Putsoa e Lefifi |
| Ho Sebelisa Mocheso | ≤1550ºC |
| Palo ea PP ea bongata ba masoba (masoba ka lisenthimithara tse sekwere) | 10,15,20,30 |
| Ho ba le masoba | 85%-90% |
| CMOR Mpa | ≥1.5Mpa (Tekanyetso ea Indasteri 1.0Mpa) |
| Bongata ba Bongata | 0.4g/cm3~0.5g/cm3 |
| Sebopeho sa sekwere | Tšepe e entsoeng ka lesela le lenyenyane | Lisebelisoa tsa tšepe e lahliloeng ka molora/koporo-aluminium | Tšepe e entsoeng ka lesela le lenyenyane | Lisebelisoa tsa tšepe e lahliloeng ka molora/koporo-aluminium | Tšepe e entsoeng ka lesela le lenyenyane |
| 40*40*22 | 32 | 64 | 3 | 4 | 25 |
| 50*50*22 | 50 | 100 | 4 | 6 | 35 |
| 60*60*22 | 72 | 144 | 5 | 8 | 50 |
| 75*50*22 | 75 | 150 | 6 | 9 | 75 |
| 100*50*22 | 100 | 200 | 8 | 12 | 100 |
| 75*75*22 | 110 | 220 | 9 | 14 | 120 |
| 80*80*22 | 150 | 300 | 12 | 18 | 140 |
| 100*100*22 | 200 | 400 | 16 | 24 | 190 |
| 150*100*22 | 300 | 600 | 24 | 36 | 230 |
| 150*150*22 | 450 | 900 | 36 | 54 | 350 |
| Sebopeho se chitja | Tšepe e entsoeng ka lesela le lenyenyane | Lisebelisoa tsa tšepe e lahliloeng ka molora/koporo-aluminium | Tšepe e entsoeng ka lesela le lenyenyane | Tšepe e entsoeng ka molora/ li-castings tsa koporo-aluminium |
| Φ40*22 | 25 | 50 | 2 | 3.5 |
| Φ50*22 | 35 | 70 | 3 | 4.5 |
| Φ60*22 | 50 | 100 | 4.2 | 6.5 |
| Φ70*22 | 75 | 150 | 5.5 | 8.8 |
| Φ80*22 | 100 | 200 | 7.2 | 11 |
| Φ90*22 | 120 | 240 | 9 | 14 |
| Φ100*22 | 140 | 280 | 11 | 17 |
| Φ110*22 | 190 | 380 | 13 | 20 |
| Φ120*22 | 230 | 460 | 16 | 25 |
| Φ150*22 | 350 | 700 | 25 | 30 |
Poleiti ea sefe ea ceramic ea Zirconia ke mofuta oa poleiti ea sefe ea ceramic, e entsoeng ka seretse sa ceramic se thehiloeng ho zirconia le foam ea tlhaho e koahetsoeng ka sebopeho sa letlooeng la mahlakore a mararo le masoba a hokahaneng masapong, ebe e omisoa le ho phekoloa ebe e besoa mochesong o phahameng. Sebopeho sa letlooeng la mahlakore a mararo se na le phello e ntle ea ho lokisa phallo ea tšepe e sisinyehang, 'me se na le phello e ntle ea taolo holim'a lintho tse seng tsa tšepe le oxidation ea bobeli e bakoang ke mokoti o sisinyehang oa khoholeho.
| L * W * T / Bophara *botenya (mm) | Bokgoni ba ho sefa (kg) | Mokero o otlolohileng oa phallo ea ho tšela (kg/s) o bophahamo ba 300mm | ||
| Tekanyo e phahameng ea ho tlosoa ha oksijene | Tekanyo e tlase ea deoxygenation | Lisebelisoa tsa tšepe tse thehiloeng khabone | Likotoana tsa tšepe e sa hloekang | |
| 50Dx20 | 30 | 90 | 2.0 | 3.0 |
| 70Dx25 | 60 | 175 | 3.8 | 5.7 |
| 90Dx25 | 95 | 285 | 6.4 | 9.5 |
| 125Dx30 | 185 | 550 | 12.2 | 18.4 |
| 150Dx30 | 265 | 795 | 17.7 | 26.5 |
| 50x50x20 | 35 | 110 | 2.5 | 3.7 |
| 50x75x25 | 55 | 170 | 3.7 | 5.6 |
| 75x75x25 | 85 | 255 | 5.6 | 8.4 |
| 100x100x25 | 150 | 450 | 10.0 | 15.0 |
| 125x125x30 | 235 | 700 | 15.6 | 23.4 |
| 150x150x30 | 340 | 1010 | 22.5 | 33.7 |
Kopo ea Sehlahisoa
E sebelisoa haholo ho sefeng mefuta e fapaneng ea tšepe e betliloeng le tšepe e kholo e betliloeng, li-alloy tse kholo tsa alloy le lifofane tse betliloeng ka mocheso o phahameng, thepa ea makenete, le masimo a tšepe a sa nang le ferrous low pressure casting.
Melemo ea Sehlahisoa
1. Sebopeho: sebopeho sa marangrang a mahlakore a mararo, tokiso e boreleli le ho tlatsa Marangrang a mahlakore a mararo a ka hodimo, a bohareng le a ka tlase ha a na masoba a thibilweng, ha a na masoba a foufetseng, a fokotsang phallo ya metsi a eddy, phallo ya laminar ya flocculation, le ho tlatsa ho tsitsitseng.
2. Ho sefa: Mokero wa Labyrinth, ho thibela slag ka mechine ka katleho Ho na le dikgeo tse nyenyane haholo, ho monya slag ka matla, ho sefa ka katleho, ho kenyeletswa ha oxide, slag le ditshila tse ding tse kgolo.
3. Tshebetso: Sebaka se seholo sa kahare se ikhethileng sa filthara Grout e lekane ebile ha e na masoba a foufetseng, e etsa kanale e felletseng ya mahlakore a mangata, ya mahlakore a mararo ya matlafatso ya masoba, e monyang dintho tse nyane tse kenyelleditsweng
Nako ea poso: Phuptjane-26-2025