Chemical zikuchokera kuyerekeza
Al2O3 | SiO2 | Fe2O3 | TiO2 | |
Mchenga wa Ceramic (wakuda) | 72.73% | 19.67% | 2.28% | 1.34% |
Cerabeads | 60.53% | 31.82% | 2.07% | 2.74% |
Kaist Sintered Ceramic mchenga | 57.27% | 32.74% | 2.73% | 2.82% |
Mchenga wina wa Ceramic | 52.78% | 38.23% | 2.49% | 1.68% |
mchenga wa calcined (mchenga wa silika) | 3.44% | 90.15% | 0.22% | 0.14% |
Kuyerekeza zakuthupi ndi mankhwala
Kachulukidwe kachulukidwe (g/cm3) | Refractoriness (℃) | Kukula kowonjezera kwamafuta (20-1000 ℃) (10/℃) | Angular coefficient | Kutaya kwamoto (%) | |
Mchenga wa Ceramic (wakuda) | 1.83 | >1800 | <6 | <1.06 | <0.1 |
Cerabeads | 1.72 | 1825 | 4.5-6.5 | <1.15 | <0.1 |
Kaist Sintered Ceramic mchenga | 1.58 | >1800 | 4.5-6.5 | <1.1 | <0.1 |
Mchenga wina wa Ceramic | 1.53 | Pafupifupi 1750 | 4.5-6.5 | <1.15 | <0.1 |
mchenga wa calcined (mchenga wa silika) | 1.59 | 1450 | 20 | <1.30 | <0.1 |
Kuyerekeza zisonyezo za mchenga wokutidwa ndi mchenga wosiyanasiyana
Kutentha kwamphamvu (MPa) | Mphamvu yamagetsi (MPa) | Kutentha kwakukulu ndi nthawi yopanikizika (1000 ℃) (S) | Kupuma (Pa) | Kachulukidwe kachulukidwe (g/cm3) | Kukula kwa mzere (%) | |
Mchenga wa Ceramic (wakuda) | 2.1 | 7.3 | 55 | 140 | 1.79 | 0.08 |
Cerabeads | 1.8 | 6.2 | 105 | 140 | 1.68 | 0.10 |
Kaist Sintered Ceramic mchenga | 2.0 | 6.6 | 115 | 140 | 1.58 | 0.09 |
Mchenga wina wa Ceramic | 1.8 | 5.9 | 100 | 140 | 1.52 | 0.12 |
mchenga wa calcined (mchenga wa silika) | 2.0 | 4.8 | 62 | 120 | 1.57 | 1.09 |
Zindikirani: Mtundu wa utomoni ndi kuchuluka kwake ndizofanana, ndipo mchenga waiwisi ndi 70/140 chitsanzo (mozungulira AFS65), ndi zophimba zomwezo.
Kuyesedwa kwa kubwezeretsedwa kwa kutentha
Mchenga wa Ceramic (wakuda) | Cerabeads | Kaist Sintered Ceramic mchenga | |
Yaiwisi mchenga | | | |
10 Nthawi adabwezanso | | | |
| Mtunduwo pang'onopang'ono umakhala wopepuka, wakuda, wopanda-woyera ndi wachikasu;tinthu tating'onoting'ono timakhala ndi mabowo, ndipo tinthu tating'onoting'ono ta ufa timamatira. | Mtunduwo pang'onopang'ono umakhala wopepuka komanso wachikasu;palibe kusintha koonekeratu kwa maonekedwe (bowo lokha limapezeka mu tinthu tambirimbiri). | Mtundu umasanduka wachikasu ukawotcha, ndipo palibe kusintha koonekeratu kwa maonekedwe. |
Kutengera kusanthula kofananiza kwa zomwe zayesedwa pamwambapa, timapeza mfundo zotsatirazi:
①Mchenga wa Ceramic wosakanikirana (wakuda), Cerabeads, Kaist Sintered Ceramic sand, ndi mchenga wina wa ceramic wopangidwa ndi sintered zonse ndi zida zopangira aluminosilicate.Poyerekeza ndi mchenga wa calcined (mchenga wa silika), uli ndi ubwino wa refractoriness wapamwamba, kuwonjezereka kwa kutentha kochepa, kokwanira kakang'ono kakang'ono, ndi mpweya wabwino.;
②Kuchulukana kwa mchenga wa Kaist Sintered Ceramic kuli pafupi ndi mchenga wa silika, womwe ndi wopepuka kwambiri kuposa mchenga wa Fused Ceramic ndi Cerabeads.Pansi pa kulemera komweko, chiwerengero cha mchenga wa Kaist Sintered Ceramic wogwiritsidwa ntchito ndi makasitomala kupanga ma cores ndi ochuluka kuposa mchenga wa Fused Ceramic ndi Cerabeads;
③Poyerekeza ndi mndandanda wa mchenga wa Resin, tapeza kuti mchenga wa Kaist Sintered Ceramic uli ndi ntchito yabwino kwambiri, yachiwiri ndi mchenga wa Fused Ceramic pakuchita mwamphamvu, koma kutentha kwakukulu ndi nthawi yotsutsa kupanikizika kumaposa kawiri mchenga wa Fused Ceramic, zomwe mwachiwonekere zimakhudza kuthetsa vuto lazing'ono zapakati zosweka.
④Mlozera wamchenga wa Resin wokutidwa wa mchenga wa Kaist Sintered Ceramic ndiwowoneka bwino kuposa mchenga wouma (mchenga wa silika).Kugwiritsiridwa ntchito kwa mchenga wa Kaist Sintered Ceramic pansi pa ndondomeko yomweyi kungachepetse kwambiri kuchuluka kwa utomoni wowonjezera, kupeputsa mitundu yoyambirira ya mchenga wa Resin, ndikuthandizira makasitomala kukonza malo opangira ndi kupanga kasamalidwe ka malo;
Kupyolera mu kuyesa kwa kutentha kwa mchenga wa Fused Ceramic, Cerabeads, ndi mchenga wa Kaist Ceramic, Tidapeza kuti mchenga wa Fused Ceramic udzakhala ndi ma pores akuluakulu ndi tinthu tating'onoting'ono tating'onoting'ono, zomwe zidzatsogolera kuwonjezeka kwa utomoni utakutidwanso, pamene Cerabeads ndi mchenga wa Kaist Ceramic sikusintha kowonekera bwino, kotero ndizoyenera kusinthidwanso ndikubwezeretsanso.
Nthawi yotumiza: Dec-31-2021