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Ciidda Kaist sintered Ceramic, oo ah badeecad la mid ah Ceratec's Nagai Cerabeads, waa nooc ka mid ah ciid alwaaxyada dhoobada premium ee loo isticmaalo in lagu abuuro caaryada iyo koofiyadaha birta lagu shubo alaab qiimo sare leh ee baabuurta, saliidda & gaaska, macdanta iyo warshadaha dhismaha.Taas waxaa ka mid ah baloogyada dhululubada iyo mashiinnada biyaha, iyo sidoo kale bambooyin, mashiinnada iyo qalabka.Ciidda macmalka ah ee Kaist waxay ka samaysan yihiin kiristaalo mullite ah oo leh tayo aad u deggan.Waxaa lagu soo saaraa in la rido granules wareegsan, ma aha in la burburiyo.
Sida ciidda 3D daabacaadda alaabta ceeriin, hadda la-hawlgalayaasheenna waxay leeyihiin ExOne, Voxeljet, KOCEL, iwm.
Qaybta Kiimikada ugu weyn | Al₂O₃≥53%, Fe₂O₃<4%, TiO₂<3%, SiO₂≤37% |
Qaabka hadhuudhka | Goobaysan |
Iskuxidhka xagal | ≤1.1 |
Cabirka Qayb ahaan | 45μm -2000μm |
Refractority | ≥1800℃ |
Cufnaanta Bulk | 1.5-1.6 g/cm3 |
Balaadhinta kulaylka (RT-1200℃) | 4.5-6.5x10-6/k |
Midabka | Ciid |
PH | 6.6-7.3 |
Halabuurka macdanta | Mullite + Corundum |
Qiimaha aysiidhka | 1 ml/50g |
LOI | 0.1% |
Ciidda caleenta dhoobada ee Kaist waxay qiyaastii kala badh le'eg tahay iftiinka sida zircon iyo chromite, waa qiyaastii saddexaad sida iftiinka ciid dhoobada isku dhafan.Marka la barbardhigo ciiddan dabiiciga ah iyo warbaahinta kale ee aasaaska ah (qalabku wuxuu awood u leeyahay inuu soo baxo qiyaastii laba jeer tirada caaryada ee miisaanka cutubkiiba).Kaist ceramic foundry ciid waxay keeni kartaa caaryada iyo xirmooyinka asaasiga ah oo leh faa'iidooyin kala duwan oo ay ku jiraan baakadaha shubka ciidda xoogga leh, oo leh caabbinta kulaylka sare, ballaarinta kulaylka hooseeya, xallinta qaybta ugu dambeysa oo la hagaajiyay iyo dhammayn fudud.Waxa kale oo loo maareyn karaa si fudud, iyada oo la badbaadinayo shaqada iyo kharashka wareejinta.Si kastaba ha ahaatee, soo-saaraha ayaa kugula talinaya in aad fiiro gaar ah u yeelato qadarka wax-ku-darka.
Isticmaalka ciid ka samaysan dhoobada Kaist waxay sidoo kale yaraynaysaa qashinka iyo boodhka, oo leh qiimaha dib u soo celinta alaabta.Intaa waxaa dheer, ciid ka samaysan dhoobada Kaist ayaa horeyba loogu isticmaalay in ka badan 100 aasaaska adduunka oo dhan;waxaa loo isticmaali karaa hab-dhaqan-samaynta caaryada si loo bixiyo natiijooyin tayo sare leh oo leh noocyo kala duwan oo biro ah, oo ay ku jiraan birta (daawaha hoose, kaarboon, iyo aan lahayn), birta (cawlan, ductile), aluminium, iyo biraha kale halkaasoo xakamaynta adag oo dusha sare la dhammeeyo ayaa la rabaa.
Qaybinta cabbirka walxaha waxaa lagu habeyn karaa iyadoo loo eegayo baahidaada.
Mesh | 20 | 30 | 40 | 50 | 70 | 100 | 140 | 200 | 270 | digsi | AFS | |
μm | 850 | 600 | 425 | 300 | 212 | 150 | 106 | 75 | 53 | digsi | ||
Koodhka | 70/140 | ≤5 | 25-35 | 35-50 | 8-15 | ≤5 | ≤1 | 65±4 | ||||
140/70 | ≤5 | 15-35 | 35-50 | 20-25 | ≤8 | ≤2 | 70±5 | |||||
100/200 | ≤10 | 20-35 | 35-50 | 15-20 | ≤10 | ≤2 | 110±5 |