Incamake yingingo zingenzi nibibazo bisanzwe byo guhindura ABS kuvugurura
2021-03-31 20:54 Click:234
Kugenzura gutunganya mugihe ibindi bikoresho bikubiye muri ABS
ABS irimo PC, PBT, PMMA, AS, nibindi, byoroshye cyane. Irashobora gukoreshwa kuri PC / ABS ivanze, guhindura ABS, nibindi. Twibuke ko idashobora gukoreshwa kuri PVC / ABS;
ABS irimo HIPS, nayo ikababara umutwe kubikoresho bya kabiri. Impamvu nyamukuru nuko ibikoresho bisa naho byoroshye. Urashobora gutekereza guhitamo ibikwiye kugirango PC ikoreshwe;
ABS irimo PET cyangwa PCTA, nayo ikababara umutwe kubikoresho bya kabiri. Impamvu nyamukuru nuko ibikoresho bisa naho byoroshye kandi ingaruka zo kongeramo ibikomere ntabwo bigaragara; kubwibyo, ntabwo byemewe kugura ibikoresho nkibi byo guhindura.
Guhitamo no kugenzura abakozi bafasha muguhindura ABS yongeye gukoreshwa
Kuri PVC / ABS ibivanze bikozwe byinshi ubu, birasabwa gukoresha ABS ugereranije neza, kandi ugahindura inyongeramusaruro ijyanye ukurikije ubukana nibikorwa bijyanye;
Kugirango wongere kuvoma ibikoresho bitarimo umuriro ABS byongeye gukoreshwa, birakenewe ko harebwa niba byongera imiti ikarishye hamwe nabashinzwe kuzimya umuriro ukurikije imikorere nibisabwa kurwanya umuriro. Igihe kimwe, ubushyuhe bwo gutunganya buragabanuka uko bikwiye;
Mugukomera ABS, koresha ibikoresho bikomeretsa ukurikije imiterere yumubiri nibisabwa, nka poro nini ya rubber, EVA, elastomers, nibindi.;
Kuri globe-globe ABS, ntabwo hashobora gutekerezwa gusa PMMA, ariko nanone PC, AS, PBT, nibindi bishobora kuvangwa, kandi inyongeramusaruro zijyanye nazo zirashobora gutoranywa kugirango zitange ibikoresho byujuje ibisabwa;
Kugirango habeho ibikoresho bya fibre fibre ya ABS, nibyiza kutanyuza gusa imashini kubikoresho bimwe na bimwe bya ABS byongeye gukoreshwa byongerewe imbaraga, bityo imitungo yumubiri ikagabanuka cyane, kandi nibyiza kongeramo ibikoresho, fibre yikirahure nibindi byongeweho bijyanye.
Kuri ABS / PC alloy, kubwubu bwoko bwibikoresho, ni uguhitamo cyane cyane PC ya viscosity ikwiye, guhuza ibikoresho hamwe no gukomeretsa abakozi hamwe no guhuza ibitekerezo.
Incamake y'ibibazo bisanzwe
Nigute ushobora guhangana na ABS amashanyarazi kugirango tumenye neza ibikoresho?
Hariho uburyo bubiri bwo gukoresha amashanyarazi ya ABS, bumwe ni gutera spray vacuum ubundi ni igisubizo electroplating. Uburyo rusange bwo kuvura ni ugukuraho icyuma gikozwe mu cyuma ukoresheje aside-ishingiye ku munyu. Nyamara, ubu buryo ahanini bwangiza imikorere ya reberi B (butadiene) mubikoresho bya ABS, bikaviramo gukomera nabi hamwe nubwiza bwibicuruzwa byanyuma.
Kugirango wirinde izo ngaruka, kuri ubu hakoreshwa uburyo bubiri: bumwe ni ugusenya amashanyarazi ya ABS amashanyarazi hanyuma ugahita ushonga ukayasohora, hanyuma ukayungurura ibice byamashanyarazi ukoresheje ecran ya meshi yo hejuru. Nubwo imikorere yumwimerere yibikoresho yagumishijwe kurwego runaka, ubu buryo busaba inshuro nyinshi zo kuyungurura ibihe.
Mu myaka yashize, twateje imbere cyane uburyo bwa pH bwo gukemura ibibazo, ariko ingaruka ntabwo zishimishije. Ingaruka zigaragara cyane ni ugusenya amashanyarazi mumashanyarazi atabogamye cyangwa acide nkeya mugusimbuza icyuma cyumuriro w'amashanyarazi kugirango ubone ABS yangiritse.
Ni irihe tandukaniro riri hagati y'ibikoresho bya ABS n'ibikoresho bya ASA? Irashobora kuvangwa?
Izina ryuzuye ryibikoresho bya ASA ni acrylonitrile-styrene-acrylate terpolymer. Itandukaniro na ABS nuko reberi igizwe na rebero ya acrylic aho kuba reberi ya butadiene. Ibikoresho bya ASA bifite ubushyuhe bwiza nubushyuhe burenze ibintu bya ABS kubera ibiyigize, bityo igasimbuza ABS inshuro nyinshi nibisabwa cyane byo gusaza. Ibi bikoresho byombi birahuye kurwego runaka kandi birashobora kuvangwa mubice.
Kuki ibikoresho bya ABS bimenetse, uruhande rumwe ni umuhondo urundi ruhande rwera?
Ibi ahanini biterwa nibicuruzwa bya ABS byerekanwe nurumuri igihe kirekire. Kuberako reberi ya butadiene (B) mubikoresho bya ABS izagenda yangirika buhoro buhoro kandi ihindure ibara munsi yizuba rirerire ryizuba hamwe na okiside yumuriro, ibara ryibintu bizahinduka umuhondo numwijima muri rusange.
Ni iki gikwiye kwitabwaho mu kumenagura no guhunika impapuro za ABS?
Ubwiza bwibikoresho byubuyobozi bwa ABS burenze ubw'ibikoresho bisanzwe bya ABS, bityo rero hakwiye kwitabwaho kongera ubushyuhe bwo gutunganya neza mugihe cyo gutunganya. Byongeye kandi, kubera ubwinshi bwubucucike bwibiti byimbaho, bigomba gukama mbere yo kubitunganya, kandi nibyiza ko habaho uburyo bwo kugaburira ku gahato mugihe cyo gutunganya kugirango harebwe ubuziranenge nibisohoka mubicuruzwa.
Nakora iki niba ibikoresho bya ABS byongeye gukoreshwa bitumye mugihe cyo gutera inshinge?
Amazi yamenetse mugushushanya kwa ABS biterwa ahanini no kumisha amazi adahagije mubikoresho bya ABS. Umwuka muburyo bwa granulation niyo mpamvu nyamukuru yo kumisha ibikoresho. Ibikoresho bya ABS ubwabyo bifite urwego runaka rwo kwinjiza amazi, ariko ubuhehere burashobora gukurwaho no kumisha umwuka ushushe. Niba ibice byavutse bishya bitananiwe neza mugihe cyo guhunika, birashoboka ko amazi asigaye imbere mubice azagumaho.
Bifata igihe kirekire kugirango ubuhehere bwumuke. Niba uburyo busanzwe bwo kumisha bwakoreshejwe, ibikoresho byo kumisha ntibizuma bisanzwe. Kugira ngo iki kibazo gikemuke, turacyakeneye gutangirana no gushonga gushonga no kunoza imiterere yumuriro mugihe cyo gushonga kugirango twirinde ubushuhe busigaye imbere mubice.
Kubira ifuro bikunze kugaragara muri granulation ya flame-retardant ABS. Nigute ushobora guhangana n'ibara ry'imvi?
Ibi bintu bikunze kubaho mugihe ubushyuhe bwibikoresho byo gushonga bitagenzuwe neza. Ibisanzwe bya flame-retardant ABS, ibiyigize flame-retardant bifite ubushyuhe buke. Mugusubirana kwa kabiri, kugenzura ubushyuhe budakwiye birashobora kubora byoroshye kandi bigatera ifuro kandi ibara. Iki kibazo gikemurwa mubisanzwe wongeyeho ubushyuhe runaka. Ubwoko bubiri busanzwe bwinyongera ni stearate na hydrotalcite.
Niyihe mpamvu yo gusibanganya nyuma ya ABS granulation na agent ikaze?
Kubikomereye ABS, ntabwo ibintu byose bisanzwe bikomeretsa isoko bishobora gukoreshwa. Kurugero, SBS, nubwo imiterere yayo ifite ibice bimwe na ABS, guhuza byombi ntabwo ari byiza. Umubare muto winyongera urashobora kunoza ubukana bwibikoresho bya ABS kurwego runaka. Ariko, niba igipimo cyiyongereye kirenze urwego runaka, ibyiciro bizabaho. Birasabwa kugisha inama uwabitanze kugirango abone umukozi uhuza.
Umuti ukunze kumvikana kuri PC / ABS?
Ibikoresho bivanze bivanga kuvanga byakozwe no kuvanga polymers ebyiri zitandukanye. Usibye imiterere yihariye yibikoresho byombi, iyi mvange nayo ifite ibintu bishya biranga bombi badafite.
Kubera iyi nyungu, polymer alloys nitsinda rinini ryibikoresho mu nganda za plastiki. PC / ABS alloy ni ibikoresho byihariye muri iri tsinda. Ariko, kubera ko PC / ABS ibinyobwa bikoreshwa cyane munganda zamashanyarazi, biramenyerewe gukoresha amavuta yerekeza kuri PC / ABS. Mu magambo make, PC / ABS ibivanze ni ibivange, ariko ibivanze ntabwo ari PC / ABS gusa.
ABS-gloss-globe ni iki? Ni ibihe bibazo bigomba kwitabwaho mugihe cyo gutunganya?
Hejuru-gloss ABS mubyukuri kwinjiza MMA (methacrylate) muri resin ya ABS. Kuberako gloss ya MMA iruta cyane iya ABS ubwayo, kandi ubukana bwayo nabwo burenze ubwa ABS. By'umwihariko birakwiriye kubice binini binini cyane nka panneaux ya tereviziyo ya televiziyo, ibisobanuro birambuye bya TV hamwe na base. Kugeza ubu, ubwiza bw’imbere-globe ABS buratandukanye, kandi ugomba kwitondera ubukana, ububengerane hamwe nubuso bukomeye bwibikoresho mugihe cyo gutunganya. Muri rusange, ibikoresho bifite amazi menshi, gukomera kwiza hamwe nubutaka bwo hejuru bifite agaciro keza cyane.
Umuntu ku isoko arimo kugurisha ibikoresho bya ABS / PET. Ibi bikoresho byombi birashobora kuvangwa hamwe? Nigute ushobora gutondeka?
Ihame shingiro rya ABS / PET ku isoko ni ukongera igipimo runaka cya PET kubikoresho bya ABS no guhindura isano hagati yabyo wongeyeho guhuza. Nibikoresho isosiyete ihindura itezimbere nkana kugirango ibone ibikoresho bifite imiterere mishya yumubiri na chimique.
Ntibikwiye gukora imirimo nkiyi mugihe ABS yongeye gukoreshwa. Byongeye kandi, ibikoresho bisanzwe mubikorwa byo gutunganya ibicuruzwa nibisubirwamo ni umugozi umwe, kandi ubushobozi bwo kuvanga ibikoresho burarenze kure cyane ya twin-screw extruder ikoreshwa mubikorwa byo guhindura. Mubikorwa byo gusubiramo ABS, nibyiza gutandukanya ibikoresho bya PET nibikoresho bya ABS.
Ibikoresho byo kwiyuhagiriramo ABS ni iki? Nigute bigomba gusubirwamo?
Ibikoresho byo kwiyuhagiriramo ABS mubyukuri nibikoresho bifatanyirijwe hamwe na ABS na PMMA. Kuberako PMMA ifite ububengerane hejuru kandi ikagaragaza ubukana, mugikorwa cyo kubyara ubwogero, uwabikoze abishaka gufatanya gusohora igice cyibikoresho bya PMMA hejuru yumwirondoro wa ABS.
Gusubiramo ibintu nkibi ntibisaba gutondeka. Kuberako ibikoresho bya PMMA na ABS bifite imiterere myiza yo guhuza, ibikoresho byajanjaguwe birashobora kuvangwa neza hanyuma bigashonga kandi bigasohoka. Byumvikane ko, kugirango tunonosore ubukana bwibikoresho, igice runaka cyumukozi ukenera ugomba kongerwaho. Ibi birashobora kongerwaho ukurikije ibisabwa kubicuruzwa biva kuri 4% kugeza 10%.