Nemamwe mashoko: simba richienzaniswa nerunako . Chitofu chinopisa chinoita kuti zirconia iome uye ive chinhu chinoshandiswa pakugadzirisa. Chitofu cheporcelain chinoita kuti chitaridzike sezino chairo. Kupisa kwakasiyana, mashandiro akasiyana, mabasa akasiyana - uye hapana anogona kuita basa remumwe.

Gwaro iri rinotsanangura chaizvo zvinoitwa nemuchina wega wega, kuti sei usingakwanise kuchinjana, uye kuti ungasarudza sei kuti muchina wako unoda (kana kuti musanganiswa upi). Pakupedzisira, uchaziva kuti ndeipi midziyo inobata simba rekuvaka uye kuti ndeipi inobata ruvara uye kupenya, maitiro ekushandisa mari zvichienderana nekuti lab yako inoshandisa makorona nemabhiriji e zirconia here kana kuti ma veneer nema ceramics akarukwa, uye kuti ndeapi ma specs anonyanya kukosha paunenge uchienzanisa maovheni - kupfuura tembiricha yepamusoro pane spec sheet.

Nei MaLabhoritari Emazino Achida Mhando Dzese Dzemoto

Chigayo chezirconia chichangobva kugayiwa chichiri chakapfava uye chakaita sechoko — unogona kuchicheka nepakati neminwe yako. Chinongogadziriswa chete mushure mekupiswa pamusoro pe1,400°C, maitiro anonzi sintering, iro riri basa rezirconia sintering furnace. Kuita kuti chigadzikiso ichocho chitaridzike sezino rechisikigo — mumvuri wakakodzera, kupenya kwakakodzera — kunotora rimwe danho: kuisa porcelain muzvikamu, kuisa mavara, uye kuisa magirazi muchoto cheporcelain, kazhinji kacho chinomhanya pakati pe700–1,000°C.

Mumwe muchina unopindura kuti "zvicharamba zviripo here?" Mumwe unopindura kuti "zvinotaridzika zvakanaka here?" Mibvunzo miviri iyoyo inogara mumhando dzakasiyana dzekupisa uye inoda michina yakasiyana zvachose. Ndosaka usingazombooni runyorwa rwemidziyo yekurabhoritari yemazino ichiiona seinochinjaniswa.

Chii chinonzi Zirconia Sintering Furnace uye Inoshanda Sei?

Choto chinopiswa ne zirconia chine basa rimwe chete: kubatanidza zvidimbu zve zirconia pamwe chete kana paine kupisa kwakanyanya kuitira kuti ma micro-pores emukati apere uye zvinhu zvinoderera kubva pakuva ne maburi kusvika pakuzara. Maitiro iwayo - density - ndiyo chete nzira iyo zirconia inowana simba rayo rekupedzisira, kujeka, uye kurongeka kwehukuru. Siya, uye zvawakagaya zvichiri chidimbu che ceramic chakapfava chisina basa rekupinda mumuromo memurwere.

Heino mafambisirwo ebasa: nyanzvi inogaya chimiro chekugadzika kubva pachinhu chakaiswa zirconia chakaiswa "green" kana "white"), chakapfava uye chiri nyore kucheka padanho iri. Dhizaini yacho inokura ne20-25% nemaune kuti ione kana paine kupwanyika panguva yekupfurwa. Chidimbu chakagayiwa chinobva chapinda muchoto chinopisa, uko chinotevedzera curve inokurudzirwa nemugadziri yekupisa, kubata, uye kutonhora, ichidzikira kusvika pahukuru hwekupedzisira hwekugadzira uku ichiwedzera kusimba panguva imwe chete. Danho rega rega mucheni iyoyo rakabatana - kunyangwe kutsauka kudiki mucurve inoputika kunozoonekwa gare gare sedambudziko rekukwana mumuromo memurwere.

Chinhu chinonyanya kukundikana hachisi chekusakwana kwekupisa kwakanyanya — kusafanana kwekupisa mukati mekamuri, izvo zvinoonekwa sekusawirirana kwemumvuri mukati meboka rimwe chete, kana kushushikana kwemukati uye kutenderera mumabhuroko makuru anopisa zvisina kuenzana. Iri ndiro dambudziko chairo iro Dentex Q7 yakagadzirirwa kugadzirisa, ichishandisa tekinoroji yayo yeARCS (Automatic Rapid Compensation Sintering): sisitimu yekusimudza isina vibration inogadzirisa otomatiki daro riri pakati pechinhu chebasa nemadziro ekamuri, ichikupa kutonga kwakasimba pamusoro pekupisa, kubata, uye kutonhora kuitira kuti ugone kuderedza nguva yekufamba pasina kuderedza kuwanda kana kupenya.

Uyu ndiwo muchina webasa wechinhu chipi zvacho chakavakirwa pazirconia substrate: makorona rimwe chete uye makorona akazara, uko kuenzana kwemumvuri webatch-to-batch kunonyanya kukosha; mabhiriji ane mayuniti akawanda, uko ukobvu hwemadziro husina kuenzana hunoda kufanana kwekupisa kwakasimba kudzivirira kupetana; uye kugadziriswa kunotsigirwa neimplant uye mabutment akagadzirwa, uko kunyange kuchinja kudiki muhuwandu hwekupwanyika kunogona kukanganisa kukodzera kwakakodzera paimplant.

Chii Chinoshandiswa neDental Porcelain Furnace?

Chitofu chinopisira chinogona kuita kuti zirconia iome, asi hachigone kudzoreredza mumvuri nekupenya kwezino rechisikigo - ndiyo nzvimbo yechoto cheporcelain. Basa rayo guru rinofukidza matanho matatu: kuisa porcelain muzvikamu, uko nyanzvi inounganidza ceramic yeupfu muzvikamu zvakatevedzana pamusoro pezirconia kana substrate yesimbi uye inopisa imwe neimwe; kuisa dhayi, uko tsvina yemvura inoiswa kugadzirisa mumvuri wenzvimbo; uye kuisa glazing, uko kupisa kwekupedzisira kunogadzira nzvimbo yakatsetseka, inoratidza chiedza inotevedzera enamel yechisikigo. Zvitofu zveporcelain zvinobatawo zvinhu zvakasiyana-siyana kupfuura zvinoitwa nezvitofu zvinopisira - feldspathic layering porcelain, porcelain layer paPFM (porcelain-fused-to-metal) restorations, uye kuisa dhayi neglazing ye lithium disilicate nezvimwe zviumbwa zvegirazi. Chaizvoizvo, chero chinhu chinoda kupedzisa kwakanaka chinopfuura nepachoto cheporcelain pane imwe nguva.

Musiyano mukuru pakati pechitofu cheporcelain nechitofu chinopisa isystem ye vacuum. Pasina kuburitsa mweya mukamuri panguva yekupfura, porcelain powder inobata mabubble emhepo asingaonekwe zvakanaka, uye mabubble iwayo anoparadzira chiedza - ndicho chikonzero nei kugadzirisa kusina vacuum kuchiita kunge kwakasviba kana kuti kwakapfava pachinzvimbo chekupenya. Vanachiremba vemazino nevarwere vanogona kuona chitarisiko ichocho "chakafa" neziso risina kupfeka, ndosaka kupfura vacuum kusiri kusimudzira pachoto cheporcelain - zviri nyore kushandisa. Kunze kwevacuum, kufanana kwetembiricha uye kunyatsojeka kwepurogiramu kunokosha zvakafanana: kusiyana kwezvikamu zvishoma mukamuri kwakakwana kuti pave nekusawirirana kwemumvuri kunooneka mukati mechikamu chimwe chete, uye kutenderera kwekupisa/kutonhodza kusina kunaka kunosiya chimiro chekristaro cheporcelain chisina kuenzana, icho chinoratidzika sekupenya kwakapfava uye kupenya kwepamusoro kusinganyatsooneki.

Furnace yeSintering vs. Furnace yePorcelain: Misiyano mikuru pakutarisa

Kana wangonzwisisa zviri kuitwa nemuchina wega wega, misiyano yacho iri nyore:

Choto Chimwe Chinogona Kutsiva Chimwe Here?

Kwete — uye chikonzero chacho chinosiyana zvachose. Hazvisi nyaya yekuti "zvinonaka zvakakwana."

Zvitofu zvizhinji zveporcelain hazvikwanise kusvika pa1,400°C-plus range iyo zirconia inofanira kuwedzera. Kunyangwe chinhu chisingawanzoitiki chinoti chinogona kugadzirwa hachina kuputirwa kana kuti zvinhu zvinodziya zvakayerwa kuti zvikwanise kupiswa zvakanyanya - wedzera zvakanyanya uye uchapfupisa hupenyu hwemidziyo nekukurumidza. Enda kune rimwe divi dambudziko rinoshanduka: choto chinopisa, kunyangwe chine tembiricha shoma, kazhinji hachina sisitimu yekubvisa vacuum uye hapana chimwe chezvirongwa zvakanaka zveporcelain zvinoda kupiswa. Shandisa imwe yekuisa porcelain layering uye ungangopedzisira wava nemhedzisiro inopenya, isina kujeka - uye zvinhu zvinoraswa.

Kana musanganiswa wekesi remurabhoritari yako wakasiyana-siyana uye pasina chikamu chimwe chete chinotonga huwandu hwezvinhu zvako, furnace yepress-ne-porcelain inogona kuva nzira yakanaka yekuzadzisa zvese zvinodiwa muyuniti imwe chete. Asi kana zirconia crown-and-bridge iriyo basa rako guru uye uri kutsvaga kubuda kwakasimba, furnace yakatsaurirwa ichiri mari yakachengeteka - inova ndiyo michina chaiyo seDentex Q7 neQ56 yakavakirwa.

Maitiro Ekusarudza Furnace Yakakodzera yeLab Yako

Pokutangira pakusarudza kutenga chero chinhu ndicho chinonyanya kugadzirwa nerabhoritari yako - kwete kuti ndeipi spec sheet ine nhamba yakakura.

MaLabhoratori anoshandisa zirconia crown-and-bridge zvakanyanya anofanira kukoshesa furnace inodziya ine simba guru, achinyatsotarisa saizi yebatch uye kugona kwayo kupfura nekukurumidza - Dentex Q56 , semuenzaniso, inobata mayuniti anopfuura zana padenderedzwa rega rega mu 3-layer crucible setup, yakagadzirirwa maLaboratori ane simba guru. Mabasa madiki anogona kuwana Dentex Q7 - mayuniti anopfuura makumi masere padenderedzwa rega rega ne 60-minute fast-sintering cycle kusanganisira cool-down - yakakwana. MaLaboratori anotarisa paveneers uye layered aesthetic restorations anofanira kunangidzira bhajeti ravo ku vacuum performance uye deep program library parutivi porcelain furnace, pane kutsvaga tembiricha yepamusoro yavasingade. MaLaboratori ane mixed case load - zirconia negirazi-ceramics zvese zviri mukutenderera nguva dzose - zvinowanzo shanda musanganiswa: furnace yakatsaurirwa yebasa rekutanga yakabatana ne multi-function unit yezvikamu zvevolume yakaderera. Uye pakukura: kiriniki diki inoda chimwe chinhu chakavimbika uye chiri nyore kushandisa, nepo nzvimbo huru yekugadzira mazino ekugadzira inofanirwa kuisa pamberi kugona kwekushandisa pakufamba kwega kwega uye kugona kushanda nguva dzese pasina nguva yekushanda.

Zvinhu Zvinokosha Zvekutarisa Usati Watenga Furnace Yemazino

Kupisa kwakanyanya hakusi nyaya yacho yese. Aya ndiwo magadzirirwo anonyatsoratidza ruzivo rwako rwezuva nezuva uye mutengo wekugara kwenguva refu wekuva muridzi:

Pfungwa Huru

Chitofu chinopisa nechoto cheporcelain hazvina kumbobvira zvakwikwidzana — chimwe chinovaka simba, chimwe chitarisiko chechivakwa, uye kupatsanurwa kwebasa kunobva zvakananga kubva mufizikisi yezvinhu pachazvo. Kurongeka kwakakodzera kwekutenga kuri nyore: tsvaga kuti rabhoritari yako inogadzirwa nei chaizvo, shanda uchidzokera kumashure kune tembiricha uye hardware yaunoda, uye wobva watanga kuenzanisa mitengo. Kana wagadzirira kutarisa specs chaiyo, tarisa Mutsetse wemidziyo yeDentex inopinza — musiyano wesimba uye kumhanya kwepfuti pakati peQ7 neQ56 uri nyore kuona padivi nepadivi.