I-HDPE egaywe kabusha ingasetshenziswa ekubumbeni i-extrusion blow uma ibanga elikhethiwe kanye neresiphi kufanelana nesiqukathi. Ukuhlola okokusebenza okungenayo, ukuhlola komshini olawulwayo kanye nokuhlolwa kwephakheji eliqediwe ngaphansi kwemibandela yokusetshenziswa okuhlosiwe kusungula lokho kuvunyelwa. Ithagethi yokuqukethwe okugaywe kabusha iyodwa ayikwenzi lokho.
Ukukhetha izinsalela zokubumba ze-HDPE ezigaywe kabusha zesitsha
Qala ngomsebenzi wephakheji. Ibhodlela lokuhlanza elinesibambo, ibhodlela lokukhama kanye nesiqukathi samakhemikhali esiqinile lingadinga ukuziphatha okuhlukile kwempahla ngisho nalapho bobathathu zisebenzisa i-polyethylene. Faka kuhlu okuqukethwe, izimo zokugcwalisa, ukuvala, izidingo zokubukeka kanye nemithwalo yezokuthutha ngaphambi kokuqhathanisa okunikezwayo kwe-resin.
Kuzinhlaka zokubumba ezivuthela kabusha ze-HDPE, buza ukuthi yisiphi isitoko kanye nebanga umphakeli alinikezayo, ukuthi impahla ilawulwa kanjani nokuthi idatha isekela luphi uhlelo. Ilebula elifana "nebanga lebhodlela" lidinga ishidi ledatha yezobuchwepheshe lamanje kanye nobunikazi benqwaba obulandelekayo.
Gcina i-PCR, i-PIR kanye ne-in-house regrind ngokwehlukana
I-PCR ichaza izinto ezitholwe ngemuva kokusetshenziswa komthengi. I-PIR ivame ukusetshenziselwa imithombo yezimboni noma yangaphambi kwabathengi. Ukugaya kwangaphakathi endlini kuchaza izinsalela zenqubo yefekthri. Lawa malebula aphendula imibuzo ehlukene mayelana nemvelaphi; akekho oqinisekisa ukuthi into ethile izodlula izimfuneko zesiqukathi esihlongozwayo.
Rekhoda ifleshi yangaphakathi kanye nezimbuyiselo zengxenye enqatshiwe ngokuhlukene namapellets athengiwe agaywe kabusha. Cela umphakeli ukuthi asho izincazelo zakhe kanye nesisekelo sokubala sokuqukethwe okugaywe kabusha. Ungacabangi ukuthi konke ukubuyisela ku-hopper kubalwa njenge-PCR noma okuqukethwe okugaywe kabusha komthengi kwangaphambili.
Bhala izidingo ngaphambi kokukhetha ukuhlanganisa
Umbhalo omfishane kufanele uhlonze umdwebo nokuvalwa komkhiqizo, isisindo okuhlosiwe, izindawo ezinobukhulu bodonga, ireferensi yombala kanye nokuhlolwa kokusebenza okufanelekile. Bandakanya izinga lokushisa lokugcina, izimo zokugcwalisa kanye nezinto ezipakishiwe. Ngokusetshenziswa okuzwelayo ukuthintana, engeza okokusebenza okudingekayo namadokhumenti okulawula ngaphambi kokugunyaza isilingo.
Isinqumo esiwusizo ngokobuchwepheshe sinobubanzi obuncane: le nto, kule recipe, kulo mshini kanye nesikhunta, salesi sitsha. Lobo bubanzi benza izinguquko zakamuva zibuyekezwe.
Yiziphi izakhiwo ze-resin ezibalulekile ekubunjweni kokushaywa kwe-HDPE?
Qhathanisa ibanga lekhandidethi nesithenjwa esigunyaziwe usebenzisa izimo zokuhlola ezifanayo. Bese unquma ukuthi yimaphi amasheke awokuzo zonke izindawo ezingenayo nokuthi yimaphi adingeka kuphela phakathi neziqu noma uphenyo. Uku-oda zonke izivivinyo zaselabhorethri zingangeza izindleko ngaphandle kokuphendula umbuzo wokukhiqiza.
Funda i-MFR noma i-MFI enemibandela enamathiselwe
I-Melt mass-flow rate, evame ukubizwa nge-MFR noma i-MFI, iwusizo ekuhloleni ukuhambisana kokugeleza. Gcina izinga lokushisa, umthwalo, amayunithi kanye nendlela yokuhlola nenombolo. Amanani akalwa ngaphansi kwezimo ezihlukene awashintsheki ngokuqondile.
I-I-ASTM D1238-26ichaza ukuthi imiphumela yokuncibilika ayiqinisekisi ukufana kwezinye izakhiwo ngaphandle kokuhlobana okuvumelekile. Iphinde ixwayise ngokuthi ukuhlolwa kungenzeka kungakhiqizi kabusha ukuziphatha kokucubungula okukhulu. Ngakho-ke i-MFI efanayo isekela ukuhlolwa, kodwa ayifaki ukuqina kwesonto elilinganayo noma ukuqina kwebhodlela eliphelile.
| Hlola | Irekhodi eliwusizo | Isinqumo iyasisekela |
|---|---|---|
| Ubunikazi bebanga kanye nemvelaphi | Umhlinzeki, ibanga, inkatho, incazelo yesitoko kanye nokuqukethwe okumenyezelwe okugaywe kabusha | Qinisekisa ukuthi okokusebenza okulethiwe kufana nomthombo ofanelekayo kanye neresiphi. |
| I-MFR/MFI kanye nokuminyana | Imiphumela, izindlela, izimo kanye nemikhawulo okuvunyelwene ngayo | Isikrini sezinguquko ezidinga ukubuyekezwa; ungafaki zonke ezinye izakhiwo kulawa manani. |
| Izinhlayiya nokwakheka kwezinto | Indlela yokuhlola okuvunyelwene ngayo, izibonelo zamaphutha kanye nesampula eligciniwe elimele | Nquma ukuthi ukuhlola okujwayelekile kwanele noma ukuhlaziya ukwakheka kuyadingeka. |
| Umbala kanye nephunga | Isampula yesithenjwa, izimo zokuhlolwa kanye nemikhawulo yohlelo lokusebenza | Hlola ukubukeka kanye nezidingo zezinzwa zephakheji elihlosiwe. |
| Amanzi angaphezulu nokuphatha | Umlando wesitoreji, isimo sezinto ezibonakalayo kanye neziqondiso zesimo somphakeli | Nquma ukuthi ukulungiswa kwempahla kudinga ukulungiswa ngaphambi kwesivivinyo. |
| Imishini kanye nedatha yokuqhekeka kwengcindezi | Isifanekiso, indlela, izinga lokushisa, ukuchayeka kanye nezimo zokulayisha | Hlela ukuhlola okufanelekile kwesiqukathi esiphelile kunokushintsha inani lemininingwane. |
Hlukanisa amanani ajwayelekile emikhawulweni yokukhishwa kwenkatho
Ishidi ledatha yezobuchwepheshe lichaza ibanga. Isitifiketi sokuhlaziya sibika izici ezikhavwe endaweni ethile. Incazelo yokuthenga isho ukuthi umthengi uzokwamukela ini. Gcina le mibhalo ihlukile; inani elijwayelekile aliwona umkhawulo oqinisekisiwe ngokuzenzakalelayo.
Vumelana ukuthi amasampuli amelela kanjani inkatho futhi ugcine izinto ezanele ezihlonziwe ukuze ziqhathaniswe kamuva. Uma ushintsho luhlala lungachazwanga, xoxa ngokwakheka okuhlosiwe, ukuhlaziya okushisayo noma kwe-rheological nomhlinzeki wezinto ezibonakalayo noma ilabhorethri. Khetha ukuhlaziya kokwehluleka okusolwayo, hhayi ngoba ithuluzi likhona.
Ungasisebenzisa kanjani isilingo sokubumba igalelo le-HDPE esenziwe kabusha
Isilingo esilawulwayo sixhuma i-resin engenayo kunqubo yokubumba i-extrusion blow kanye nephakheji yokugcina. Chaza amasheke okwamukela ngaphambi kokwenza amasampula. Uma kungenjalo, ithimba lingachitha isilingo silungisa ukubukeka futhi lithole sekwephuze kakhulu ukuthi ukuhlolwa kokusetshenziswa okudingekayo akuzange kuhlelwe.
- Qalisa inkomba egunyaziwe noma ukwakheka kuze kube yilapho inqubo iphinda iphinda. Rekhoda umshini, i-die head, ukubuyekezwa kwesikhunta, izinsiza kanye nokucushwa komfula.
- Khomba inkatho yekhandidethi bese uqedela iresiphi, okuhlanganisa umbala, izithasiselo kanye nanoma yiziphi izinzuzo zangaphakathi. Landela inqubo yokushintsha impahla okuvunyelwene ngayo ukuze i-carryover ingaphambanisi ukuqhathanisa.
- Rekhoda impendulo yokuqala kuzilungiselelo ezibhaliwe. Qaphela ukungaguquguquki kokuphakelayo, ukuziphatha kwengcindezi, ukwakheka kwesonto, isisindo kanye nokukhubazeka okubonakalayo.
- Yenza izinguquko ezifanele ngaphakathi kwemikhawulo yezinto zokusebenza nempahla. Gcina ushintsho ngalunye luxhumene nesizathu salo namasampuli angumphumela.
- Qoqa ama-specimens ahlonziwe wokwenza imephu odongeni kanye nokuhlolwa kokusebenza okuvunyelwene ngakho. Qhathanisa imiphumela kuso sonke isivivinyo kunokukhetha ibhodlela elibukeka kahle kakhulu.
Gcina ukuqhathanisa okubili kwehlukene.Ukuqhathanisa kokuqala kubonisa ukuthi ikhandidethi lisabela kanjani ekusetheni okubhaliwe. Ukugijima okulungiselelwe okulandelayo kubonisa ukuthi kwenzekani ngemva kokuthi inqubo isilungisiwe kulelo khandidethi. Qopha kokubili; ukwethula kuphela izilungiselelo ezithuthukisiwe kufihla umsebenzi odingekayo ukuze uzithole.
Hlukanisa ukwahluka kokubalulekile kokuhlukahluka komshini
Sincoma ukuthi uhlole ukuthi isithenjwa esigunyaziwe sisasebenza ngokulinganayo yini ngaphambi kokunikeza isici esisha ku-resin egaywe kabusha. Uma kungenjalo, phenya kuqala ngezinto zokusebenza, isikhunta kanye nezimo zokusebenzisa. Ukuqhathanisa okubalulekile akunamandla uma inqubo yesithenjwa isivele ingazinzile.
Ngamahlombe amancanyana noma izisindo zamabhodlela ezingazinzile, qhathanisa izimo zenqubo zangempela nokuziphatha kwesonto ngaphambi kokushintsha izilungiselelo ezimbalwa. Uma isonto elisindayo lisusa uphawu olubonakalayo, hlola ukuthi leyo nto eyengeziwe yashonaphi. Ibhodlela lingase libe nokusatshalaliswa kodonga okungekuhle.
Gcina ukwenqatshwa kanye namasampula amukelwayo. Izitembu zazo zesikhathi nezindawo zingabonisa ukuthi ingabe inkinga ilandela uguquko lwezinto ezibonakalayo, imbobo, isiteshi noma ushintsho oluhamba kancane lokusebenza. Rekhoda ukuqalisa kanye noshintsho lwezicucu ngokuhlukana nokusebenza okuzinzile.
Ukuphindaphinda kubaluleke ngaphezu kwebhodlela elilodwa elamukelekayo. Irekhodi leziqu kufanele lenze ukuthi kube nolunye ushintsho ukuze lukhiqize kabusha isimo esigunyaziwe futhi luqaphele uma sesishintshile. Sebenzisa i-uhlaka lokuhlola ukwamukelwa komshiniukuxhuma isiphetho ngasinye ngendlela ehlonziwe, umkhawulo kanye nomphumela.
Isilingo esishicilelwe esingu-4 L: ukuba nokwenzeka ngewindi lenqubo elihlukile
Ucwaningo lwango-2024 lwe-Chalmers lulungise okuhlukile kwezinto eziyisithupha ezigaywe kabusha eziqinile ze-polyethylene kusetshenziswa izimo ezihlukene zokugeza nokuhlanganisa. Abacwaningi baphephetha iziqukathi ezibunjiwe ezingu-4 L kanye nesivinini esilungisiwe sesikulufu sento ngayinye ukuze baqondise isisindo samabhodlela esingu-145 ± 5 g.
Ucwaningo lubike ukukhiqizwa okune-100% ye-PE feedstock egaywe kabusha eqinile ngesikhathi somjikelezo njengereferensi ye-HDPE emsulwa. Kodwa-ke, izinto ezigaywe kabusha zibe nokusabela kwengcindezi ehlukile ngesikhathi sokwakhiwa kwejele. Ukulungiselela okunye kwaveza ukukhubazeka kwamehlo ezinhlanzi. Le miphumela ingeye-feedstock ehloliwe, okokusebenza kanye nesiqukathi, akuzona zonke izigaba ze-PCR ezentengiso. Bona i-isifundo sokuqala sokubumba.
Isincomo sethu ukusebenzisa lobu bufakazi ukuze kusekelwe isilingo esiqondene nezinto ezithile, hhayi isithembiso sokuqukethwe okuphinde kwagaywa kabusha emhlabeni wonke. Ukwakhiwa ngempumelelo kusashiya izidingo zokwamukelwa kwephakheji ehlongozwayo ukuthi ziqinisekiswe.
Ukuxazulula izinkinga zeparishi nokuqina kodonga nge-HDPE egaywe kabusha
Iqukethe okukhiphayo okuthintekile futhi ukhombe amasampuli okuqala ahlulekayo. Ngaphambi kokushintsha iresiphi, buza ukuthi ingabe uphawu lulandela inkatho eyodwa, isiteshi esisodwa, umgodi owodwa noma umugqa wonke. Lo mehluko usiza ukukhetha isiqhathaniso esingahlukanisa izimbangela ezingaba khona.
| Uphawu olubhekiwe | Imibuzo eseceleni kwezinto | Ukuqhathanisa kohlangothi lwenqubo |
|---|---|---|
| I-Parison sag noma amahlombe amancane | Ingabe inkatho, inhlanganisela noma indlela yokuncibilika ishintshile? | Qhathanisa izimo ezishisayo zangempela, isikhathi sasejele kanye nephrofayili egunyaziwe usebenzisa amasampula akhonjiwe. |
| Ukuhluka kwesisindo noma udonga | Ingabe ukuphakela noma ukulungiselela inhlanganisela kuyahambisana? | Bheka ukuthi ngabe ukuhluka kulandela isitolo, isiteshi noma isikhathi sokusebenza; qhathanisa ukugijima kwereferensi. |
| Amachashazi amnyama, amajeli noma amaphinifa | Ingabe amaphutha afanayo akhona kokubalulekile okugciniwe noma kuma-specimens alungiselelwe abahlinzeki? | Buyekeza ukuthi izinkinga ziqala nini nokuthi ziyaqhubeka yini nezinto eziyisethenjwa. Phenya izinsalela zemishini kanye nokungcola okungenayo. |
| Iphunga noma ukukhukhuleka kombala | Ingabe ikhandidethi liyahlangabezana nesithenjwa okuvunyelwene ngaso ngaphambi nangemva kokucubungula? | Qhathanisa umlando wenqubo, i-carryover kanye nezimo zokusingatha ngaphambi kokunikeza imbangela. |
Lena imizila yophenyo, hhayi ukuxilonga okuvela ekubukekeni. Ukuhlunga okwengeziwe akubona ubufakazi bokuthi konke ukungahambelani kwezinto ezibonakalayo noma izinkinga zephunga sezixazululiwe. Ngokufanayo, ukushintsha kwezinga lokushisa okuthuthukisa uphawu olulodwa kusadinga isheke elisha lesiqukathi esiphelile.
Ukulawulwa kokuqina odongeni kufanele kuphendule ezindongeni zasendaweni ezilinganisiwe, hhayi nje isisindo sebhodlela esimaphakathi. Iumhlahlandlela wokuhlela wesontoichaza ukuthi iphrofayili ihlobana kanjani nokubekwa kwezinto. Ukuze uthole amaphutha angalandeli ukuguqulwa kwe-resin, sebenzisa okubanziextrusion blow molding umhlahlandlela wokuxazulula inkinga.
Landela izinqubo zomshini zokusampula, ukuhlanza nokuhlola. Ungavuli isistimu yokuncibilika okushisayo noma okucindezelwe ukuze uphenye iphutha; ukungenelela kudinga ukuhlukaniswa okucacisiwe kwemishini kanye nenqubo yokusebenza ngokuphephile.
Ukuhlolwa kwekhwalithi kwamabhodlela e-polyethylene abunjiwe neziqukathi
Chaza umkhawulo wokuhlola nokwamukela wemodi yokwehluleka ngayinye efanele. Amabhodlela abunjiwe adinga amasheke abonisa ijometri yawo, ukuvala nokuqukethwe. Isigqebhezana sezinto ezibonakalayo kanye nebhodlela le-polyethylene eliqediwe linikeza ubufakazi obuhlukile.
Imephu yezindonga zendawo futhi uhlole uhlelo lokuvala
Sebenzisa izindawo zokulinganisa eziphindaphindekayo ehlombe, emzimbeni, emakhoneni nakwezinye izindawo ezidinga kakhulu. Gcina imephu iboshelwe kubunikazi besampula. Ibhodlela lingahlangabezana nethagethi yalo enkulu ngenkathi lishiya into encane kakhulu endaweni ebucayi.
Ukuze uthole iziqukathi ezibunjwe ngokushaywa, hlola indawo yesibambo nokuncinza kanye nomzimba omkhulu. Hlola intamo enqunyiwe kanye nokulingana okuvaliwe nezingxenye ezihlosiwe. Ukuhlola ibhodlela elingafakiwe akukwazi ukusungula ukusebenza kwephakheji eligcwalisiwe, elivaliwe.
Qondanisa izivivinyo zokusebenza nokusetshenziswa okuhlosiwe
Khetha ukuvuza, ukwehla kwesiqukathi esigcwele, ukuminyanisa noma ukunqwabelanisa, isibambo nokunye ukuhlola ngokuya ngomfushane wesevisi yephakheji. Rekhoda isimo, okuqukethwe noma ukugcwaliswa kokuhlolwa, isimo sokuvala, umumo kanye nenqubo yokwamukela lapho kuthinta umphumela. Umphumela ngaphandle kwemibandela yawo kunzima ukuwuqhathanisa.
Ukuze uhlole ukuvuza okusemgqeni, fanelekela isiqukathi kanye neresiphi yokuhlola ndawonye futhi uqinisekise ukuthi izingcezu ezinqatshiwe zisusiwe ngempela. Umphumela wokudlula ukhuluma nokuhlola ukuvuza okuchaziwe; ayikusunguli ukuqina kwezokuthutha, ukuhambisana namakhemikhali noma impilo yokugcina.
Gcina ukuqhekeka kokucindezeleka kwemvelo kuhlukene namandla esikhashana
Ukumelana nokuqhekeka kwemvelo, noma i-ESCR, iphathelene nokuqhekeka ngaphansi kwengcindezi ehlangene kanye nokuchayeka kwemvelo. Lapho okuqukethwe nezimo zokusebenzisa zikwenza kuhambisane, hlanganisa ukuhlola okulungile kunokuqagela ukusebenza okuvela kumandla aqinile noma ukuhlola ukuvuza okusheshayo.
I-Freudenthaler nozakwabo bathola ukuthi imiphumela yesikhashana yemishini ayizange iveze ngokwanele umehluko ekuziphatheni kokunciphisa ukucindezeleka kwama-recyclate abo ahloliwe e-polyethylene. Ucwaningo lwabo lusekela ukuhlola lezi zindlela zokwehluleka ngokwehlukana; akuqinisekisi ukuthi yonke i-HDPE egaywe kabusha ayisebenzi kahle. Bona i-isifundo se-polyethylene recyclates kanye ne-ESCR.
Uma uqhathanisa idatha yokunciphisa ukucindezeleka, gcina isifanekiso, ukulayisha, okuphakathi nendawo nezinga lokushisa. Izinga elitholwe ngendlela eyodwa esheshisiwe aliyona ngokuzenzakalelayo impilo yesevisi yesiqukathi esigcwele esihlukile.
Ingakanani i-PCR engasetshenziswa, futhi kufanele kucatshangelwe nini ukubunjwa kwezingqimba eziningi?
Setha okuqondiwe kokuqukethwe okugaywe kabusha ngokuqinisekisa okokusebenza okuhlongozwayo nephakheji. Akuwona umthamo womshini wokuzisholo noma umusho othi "i-HDPE iyahambisana" esungula iphesenti le-PCR yendawo yonke. Gcina ukwakheka kwezinto kanye nesisekelo esisetshenziselwa ukubala okuqukethwe okugaywe kabusha kurekhodi leresiphi.
Hlukanisa iresiphi ehlanganisiwe kusukela kuzendlalelo ezihlukene
Inhlanganisela yesendlalelo esisodwa ihlanganisa ukusakaza okubalulekile ngaphambi kokwenza udonga. Ukucushwa kwezendlalelo eziningi kwabela ukusakaza ukuze kuhlukanise izendlalelo. Lawa amalungiselelo ahlukene okukhiqiza, futhi ngalinye lidinga injongo echaziwe kanye nesilingo esiqondene nezinto ezithile.
Ngomsebenzi wezinhlaka eziningi, hlola ukwabiwa kwezinto ezihlosiwe kanye nomphumela wokusabalalisa isendlalelo esitsheni. Ukuboniswa kweresiphi egunyaziwe kukodwa akwanele. IUmhlahlandlela wokukhetha umshini we-multilayerihlanganisa amathuluzi kanye nezinqumo zesendlalelo ngokuningiliziwe.
Ungasebenzisi isendlalelo esingaphezulu njengesinqamuleli sokuxhumana nemvume
Ukufaneleka kokuthintana nokudla kungumbuzo ohlukile ekubumbeni ngempumelelo nokusebenza kwemishini. E-United States, i-Umhlahlandlela we-FDA's recycled-plastics chemistryibhekana nokungcola okungase kube khona kanye nokufuduka. Kuyisiqondiso sokuhlola izinqubo zokugaywa kabusha, hhayi isitifiketi somhlaba wonke sanoma yiliphi ibhodlela eligaywe kabusha.
I-virgin-resin surface ayizisunguli ngokwayo ukuthi sonke isakhiwo sihlangabezana nezimo ezihlosiwe zokuxhumana. Buyekeza izinto zangempela, inqubo yokugaywa kabusha, ukwakheka kanye nezidingo zendawo okuyiwa kuyo. Isiyalo esifanayo sisebenza uma enye imakethe noma uhlelo lokusebenza oluzwela ukuthintana lunezidingo ezihlukile.
Yini okufanele igunyazwe ngaphambi kokwenyusa ukukhiqizwa kwe-HDPE okugaywe kabusha?
Khipha inhlanganisela echaziwe yezinto ezibonakalayo, iresiphi, ithuluzi kanye nenqubo. Gwema ukugunyaza okubanzi njengokuthi "i-HDPE egaywe kabusha yamukelwe," okunikeza ukuthenga nokukhiqiza isiqondiso esincane uma inani lakamuva noma ukwakheka kushintsha.
| Into yokugunyaza | Okudingwa yirekhodi | Shintshela ekubuyekezeni |
|---|---|---|
| Izinto kanye nokwakheka | Umhlinzeki, ibanga, incazelo yomthombo, iresiphi kanye nokwelashwa kwembuyiselo yangaphakathi | Umthombo omusha, ibanga, ukuhlanganisa, okungeziwe noma ukubuyisela umkhuba |
| Umshini kanye namathuluzi | Ubunikazi bomshini, ukumiswa kwe-extrusion/head, isikhunta nokubuyekezwa kokuvala | Izisetshenziswa, amathuluzi noma izinguquko zengxenye ezingase zithinte iphakheji |
| Isimo sokucubungula | Izilungiselelo ezigunyaziwe, ububanzi bokusebenza obubonwayo kanye nemiphumela exhunywe isampula | Ukushintsha okuqhubekayo noma ukulungiswa okuphindaphindiwe ngaphandle kwesimo esigunyaziwe |
| Ukwamukelwa kwesitsha | Izindlela, izimo, imikhawulo kanye nemiphumela yesampula yangempela | Okuqukethwe okusha, ukuphatha, ukubukeka noma izidingo zekhasimende |
| Ukulawula okujwayelekile | Amasheke angenayo, ubunikazi besampula, izinto ezigciniwe kanye nezibopho | Amathrendi amaningi noma ukwehluleka okudinga ukuvinjwa kanye nokufaneleka |
Vumelana ukuthi yiziphi izinguquko ezibangela ukubuyekezwa kwedokhumenti, ukuhlola okwengeziwe noma ukuhlola komshini omusha. Gcina izinto ezisolwayo kanye nokuphumayo kulandeleka ngenkathi isinqumo sivuliwe. Iziqu zakuqala ziwusizo kuphela uma ukukhiqizwa kwakamuva kungathola ukusuka kukho.
Qhathanisa ezomnotho usebenzisa iziqukathi ezamukelwayo, hhayi inani le-resin kuphela. Landelela izinto ezidliwe yizicucu zoshintsho, ukwaliwa nanoma yikuphi ukuhlola okwengeziwe ngesikhathi esifanayo sokubala. Iimodeli yezindleko zesitsha esihleinikeza indlela engaguquki yokwenza lokho kuqhathanisa ngaphandle kokucabanga ukuthi i-resin egaywe kabusha ihlala ishibhile.
Letha okubalulekile engxoxweni yomshini
IUmshini wokubumba we-KGB5D wesiteshi esiphindwe kabiliifakwe ohlwini lweziqukathi ezingafika ku-5 L futhi ifaka i-PE kububanzi bayo bezinto ezishicilelwe. Kuyisiqalo esifanele sephrojekthi equkethe iziqukathi ezincane.
Qinisekisa ibanga eligaywe kabusha elihlosiwe, ukwakheka, isikhunta, okukhiphayo nokuhlola ngaphambi kokuvuma ukucushwa. Amandla e-PE ashicilelwe akusona isiqinisekiso saso sonke isitoko se-PCR noma amaphesenti.
Thumela ishidi ledatha le-resin kanye nedatha yenkatho etholakalayo, isampula lempahla, imidwebo yomkhiqizo neyokuvalwa, okuqukethwe nezimo zokusebenzisa, inqwaba nezinhloso zodonga, okukhiphayo okudingekayo kanye nezimfuneko zokuhlola. Bandakanya inhlanganisela ehlongozwayo, uhlelo lwembuyiselo yangaphakathi kanye nobubanzi bokwehla komfula.
Ama-FAQ asetshenziswe kabusha we-HDPE blow blows
Ingabe i-HDPE egaywe kabusha ingabunjwa ngaphandle kwenhlaka emsulwa?
Ezinye izitoko zingakwazi, njengoba uhlolo olushicilelwe lwe-4 L lubonisa. Lowo mphumela awuligunyazi ibanga noma isiqukathi esihlukile. Qinisekisa ukuphindaphinda kwenqubo kanye nokusebenza kwephakheji elihlosiwe ngaphambi kokukhetha iresiphi engenayo inhlaka emsulwa eyengeziwe.
Iyiphi i-MFI elungele ukubunjwa kabusha kwe-HDPE blow?
Sebenzisa uhlelo lokusebenza olunconyiwe lwebanga, izimo zokuhlola eziphelele kanye nokuqhathanisa nereferensi efanelekayo. Ayikho i-MFI eyodwa egunyaza zonke iziqukathi. I-MFI iyinani lokuhlola; indaba kufanele futhi ibonise ukuziphatha okufanele kwesonto kanye nokusebenza kwesitsha esiphelile.
Ingabe i-HDPE egaywe kabusha idinga ukomiswa ngaphambi kokubunjwa kokushaywa?
Hlola isimo sempahla, umlando wesitoreji kanye nemiyalelo yomphakeli. Amanzi amahhala noma umswakama ohlobene nokugeza udinga isinyathelo esifanele sokulungiselela. Ungasebenzisi ishejuli yokomisa i-PET ku-HDPE egaywe kabusha ngokuzenzakalelayo; vumelana nesidingo sokubeka isimo sebanga kanye nohlelo lokusingatha.
Ingabe i-HDPE ejwayelekile ingavuthela umshini wokubumba inqubo ye-PCR resin?
Kungenzeka, kodwa ukuhambisana kuncike kunhlaka ethile, ukwakheka, ukuphakela kanye nokuhlelwa kwe-extrusion, isikhunta kanye nokuphumayo okudingekayo. Qinisekisa ububanzi bomphakeli wezisetshenziswa futhi uqalise isilingo sezinto ezibonakalayo. Ilebula ye-HDPE iyodwa ayikuqambi ukusebenza kwe-PCR.
Ingabe i-HDPE egaywe kabusha ingasetshenziselwa amabhodlela othintana nawo wokudla?
Kuphela uma impahla yangempela kanye nephakheji kuhlangabezana nezidingo ezisebenzayo zokusetshenziswa okuhlosiwe kanye nemakethe. Uhlolo lokubumba oluyimpumelelo, ukuhlolwa kwemishini noma ungqimba lwangaphandle olumsulwa aluqinisekisi lokho kufaneleka ngokwalo.
Imvume yezinto eziwusizo ibiza inhlaka nesiqukathi, igcina izimo zokuhlola futhi ichaze okufanele kwenzeke uma noma kushintsha.
