Litšobotsi tsa Li-alloy tsa Zinki
Ha dielemente tse sa hlwekang tse kang loto, cadmium, le tin di feta meedi e tlwaelehileng motswakong wa alloy, di etsa hore ho lahla ho tsofale le ho senyeha, ho iponahatsa e le katoloso ya bophahamo le phokotseho e kgolo ya thepa ya mechini—haholoholo plasticity—mme ho ka ba ha lebisa ho robeheng ha nako e ntse e ya. Loto, tin, le cadmium di na le ho qhibiliha ho tlase haholo dialloy tsa zinc mme ka hona di tsepamisa maikutlo meeding ya dijo-thollo, di sebetsa e le di-cathode, ha tharollo e tiileng e ruileng ka aluminium e sebetsa e le anode. Ha ho na le mouwane wa metsi (electrolyte), sena se kgothaletsa ho bola ha dikhemikhale tsa electrochemical tse nang le digranular. Dikarolo tse lahletsweng ka disele di a tsofala ka lebaka la ho bola ha digranular.
Sebopeho se senyenyane sa di-alloy tsa zinki se bopilwe haholo-holo ke ditharollo tse tiileng tse nang le zinki tse nang le Al le Cu, le ditharollo tse tiileng tse nang le Al tse nang le Zn. Ho qhibiliha ha tsona ho fokotseha ha mocheso o theoha. Leha ho le jwalo, ka lebaka la sekgahla se potlakileng sa ho tiea ha dikarolo tse entsweng ka die, ho qhibiliha ha ditharollo tsena tse tiileng ho tlala haholo ha karolo e fihla mochesong wa kamore. Kamora nako e itseng, ho tlala hona ho ya hodimo ho a nyamela butle-butle, ho baka diphetoho tse nyane sebopehong le boholong ba ho lahla.
Li-die-cast tsa alloy ea zinki ha lia lokela ho sebelisoa libakeng tse sebetsang tsa mocheso o phahameng kapa mocheso o tlase (ka tlase ho 0°C). Li-alloy tsa zinki li bontša thepa e ntle ea mechini mochesong oa kamore. Leha ho le joalo, matla a ho tsikinyeha a fokotseha haholo mochesong o phahameng, 'me matla a tšusumetso a fokotseha haholo mochesong o tlase.
Mefuta ea Li-alloy tsa Zinc
| Mofuta oa motsoako | Litšobotsi le Litšebeliso |
|---|---|
| Zamak 3 | Ho phalla hantle le thepa ea mechini. E sebelisoa bakeng sa ho etsa li-cast tse nang le litlhoko tse tlase tsa matla a mechini, joalo ka lintho tsa ho bapala, lisebelisoa tsa mabone, lintho tse khabisitsoeng le likarolo tse itseng tsa motlakase. |
| Zamak 5 | Ho phalla hantle le thepa e ntle ea mechini. E sebelisoa bakeng sa ho lahla ka litlhoko tse itekanetseng tsa matla a mechini, joalo ka likarolo tsa likoloi, likarolo tsa motlakase, likarolo tsa mechini le likarolo tsa motlakase. |
| Zamak 2 | E sebelisoa bakeng sa likarolo tsa mechini tse nang le litlhoko tse khethehileng tsa ts'ebetso ea mechini, litlhoko tse phahameng tsa ho tiea, le litlhoko tse akaretsang tsa ho nepahala ha boholo. |
| ZA8 | Ho phalla hantle le botsitso bo boholo, empa ho phalla ho fokolang. E sebelisoa bakeng sa ho lahla di-workpiece tse nyane tse nang le ditlhoko tse nepahetseng le tsa matla a mechini, tse kang dikarolo tsa motlakase. |
| Superloy | Ho phalla hantle, ho sebediswa bakeng sa ho lahla di-die-casting tse nang le mabota a masesaane, a maholo, a nepahetseng haholo, le a bōpehileng jwalo ka dikarolo tsa motlakase le dikobo tsa tsona. |
Li-alloy tse fapaneng tsa zinki li na le thepa e ikhethang ea 'mele le ea mechini, e fanang ka ho tenyetseha moralong oa likarolo tse entsoeng ka tšepe.
Khetho ea Li-alloy tsa Zinc
Khetho ea motsoako oa zinki e khethoa haholo-holo ke lintlha tse tharo:
Matla a ho thapolla, e leng khanyetso e phahameng ka ho fetisisa ea thepa pele e robeha; ho lelefala, ho lekanyang ho leka-lekana pakeng tsa ho robeha le ho ductility; le ho thatafala, e leng khanyetso ea bokaholimo ba thepa ho phetoho ea polasetiki e bakoang ke ho kenella kapa khohlano ho tsoa nthong e thata.
Mocheso o sebetsang, mongobo, mecha ea phatlalatso eo mosebetsi o kopanang le eona, le litlhoko tsa ho se kene moea.
Ho nepahala ho ka fihlellehang le botsitso bo boholo.
Taolo ea Sebopeho sa Alloy ea Zinc
| Karolo | Zamak 2 | Zamak 3 | Zamak 5 | ZA8 | Superloy | AcuZinc 5 |
|---|---|---|---|---|---|---|
| Aluminium | 3.8 ~ 4.3 | 3.8 ~ 4.3 | 3.8 ~ 4.3 | 8.2 ~ 8.8 | 6.6 ~ 7.2 | 2.8 ~ 3.3 |
| Koporo | 2.7 ~ 3.3 | <0.030 | 0.7 ~ 1.1 | 0.9 ~ 1.3 | 3.2 ~ 3.8 | 5.0 ~ 6.0 |
| Magnesiamo | 0.035 ~ 0.06 | 0.035 ~ 0.06 | 0.035 ~ 0.06 | 0.02 ~ 0.035 | <0.005 | 0.025 ~ 0.05 |
| Tšepe | <0.020 | <0.020 | <0.020 | <0.035 | <0.020 | <0.075 |
| Moetapele | <0.003 | <0.003 | <0.003 | <0.005 | <0.003 | <0.005 |
| Cadmium | <0.003 | <0.003 | <0.003 | <0.005 | <0.003 | <0.004 |
| Tin | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.003 |
| Zinki | karolo e setseng | karolo e setseng | karolo e setseng | karolo e setseng | karolo e setseng | karolo e setseng |
Nako ea poso: Mmesa-23-2026
