Video: Dab tsi yog peb cov hlau zoo siv hauv kev kho hniav?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Peb cov hlau noble siv hauv kev kho hniav yog kub , platinum , thiab palladium.
Tib neeg kuj nug tias, kev siv cov hlau noble yog dab tsi?
Noble hlau siv rau kev kho hniav castings tseem muaj cov alloys ntawm kub, palladium, thiab nyiaj (tsis yog a noble hlau ), nrog me me ntawm iridium, ruthenium, thiab platinum. Feem ntau yog siv raws li ib tug thaub qab rau ceramic ci, nrog rau tus so siv xws li inlays, onlays, thiab unveneered crowns.
Tsis tas li ntawd, cov hlau twg siv hauv kev kho hniav? Cov hlau feem ntau siv hauv kev kho hniav alloys yog:
- Chromium (Cr)
- Tooj liab (Cu)
- Cobalt (zeeg)
- Beryllium (zeeg)
- Gallium (zeeg)
- Kub (Au)
- Indium (hauv)
- Iridium (Ir)
Ib tug kuj yuav nug, dab tsi yog high noble hlau nyob rau hauv kev kho hniav?
Lub kaus mom uas suav nrog cov hlau zoo heev, raug xaiv raws li qhov no vim tias tsawg kawg 60% ntawm nws cov muaj pes tsawg leeg yog cov hlau zoo. kub , platinum , palladium , thiab nyiaj . Ntawm qhov 60%, tsawg kawg yog 40% ntawm qhov feem pua yuav tsum yog kub txhawm rau kom tau txais qhov sib txawv no los ntawm American Dental Association.
Cov hlau noble yog dab tsi?
Cov npe luv luv ntawm cov tshuaj muaj txiaj ntsig zoo (cov ntsiab lus uas yuav luag txhua tus kws tshuaj pom zoo) suav nrog ruthenium (Rau), rhodium (Rh), palladium (Pd), nyiaj (Ag), osmium (Os), iridium (Ir), platinum (Pt), thiab kub (Au).
Pom zoo:
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