HDPE vs PP Blow Molding: Zisankho ziwiri za Project

HDPE nthawi zambiri ndiye poyambira pamabotolo osawoneka bwino am'nyumba ndi mankhwala. Kuwumbidwa kwamphamvu kwa PP kumatha kupitilirabe kumveka bwino, kuuma kapena kutentha kwa ntchito kumasintha mwachidule. Palibe yankho lomwe limakhalapo popanda mayeso enieni komanso mayeso omaliza a botolo.

Kuyerekezera kochuluka kwa HDPE ndi polypropylene kumayamba ndi tchati cha katundu. Izi zimathandiza pakuwunika, koma zimalimbikitsa njira yachidule yoyipa: kuchitira mabanja awiri a polima ngati kuti aliyense ali ndi kachulukidwe kamodzi, kachitidwe kakuyenda, mtengo wake komanso zenera lokonzekera.

Magulu a ogulitsa akunena mosiyana. Braskem imasindikiza ma polyethylene angapo ndi ma polypropylene blowing magiredi osiyanasiyana masaizi ndi ntchito. SABIC imalekanitsa HDPE homopolymer, HDPE copolymer ndi PP copolymer mwachisawawa zosankha patsamba lake labotolo. Dzina la banja limayamba kufananitsa; sichingathe kuchimaliza.

Mafayilo awiri omwe ali pansipa ndi milandu yophunzitsa. Iwo safotokoza otchedwa Kinggle makasitomala kapena anamaliza mayesero fakitale.

Fayilo ya polojekiti A / Opaque yoyendetsedwa ndi botolo

Botolo lotsukira limayamba ndi HDPE, kenako ndikupeza

Zogulitsa mwachidule: Botolo laling'ono losawoneka bwino lamadzi am'nyumba.
Wogula patsogolo: Kugwirizana kwa Chemical, kutayikira, chogwirira ndi kutsina kukhulupirika, kudula kobwerezabwereza ndi kuvomereza zotuluka.
Sizikudziwikabe: Zomwe zili mkati, malo osungira, kutsekedwa, kulemera, mapu a khoma, malire oyesera ndi resin grade.

Zamkatimu zimasankha ngati mndandandawo ndi wodalirika

"Chemical yapanyumba" ndi yotakata kwambiri kuti isavomerezedwe. Mwini paketiyo ayenera kuzindikira zomwe zili mkati, ndende, nthawi yosungiramo ndi kutentha. Mayina a SABIC amakhudza kukana, kukana kwamankhwala komanso kukana kupsinjika kwa chilengedwe pakati pa zosowa zamabotolo omwe siazakudya. Awa ndi mafunso amkalasi ndi mayeso, osati malonjezo abulangete pa botolo lililonse la HDPE.

Chogwirizira ndi kutsina mzere zimasandutsa deta kukhala vuto

Zolemba zowumbidwa sizingawonetse momwe mlatho wogwirizirawo udatambasulira kapena ngati mchira wowotcherera udalumikizana. Chojambula cha mankhwala ndikuwomba nkhungu kapangidwekudziwa kumene parison imayenda, kutsina ndi kuzizira. Miyezo ya khoma, zotulukapo zotayikira ndi zoyeserera zogwira ntchito zili pafupi ndi pepala.

Opacity imachotsa chifukwa chimodzi chokonda PP

Botolo ili siliyenera kufanana ndi PET yoyera. Kusasinthasintha kwamtundu, kutsirizika kwapamwamba ndi mawonekedwe a gululi ndizofunikira, koma kuwonekera kwakukulu sikuyendetsa mwachidule. Magiredi oyenerera a HDPE akuwumba amakhalabe pamndandanda pomwe gulu limayang'ana zofunika kwambiri.

Botolo liri ndi voti yomaliza

Gulu lotchulidwa liyenera kupanga parison yokhazikika, kudutsa mukufa ndi nkhungu yomwe ikufunidwa, kudula bwino ndikudutsa zomwe mwagwirizana. Maonekedwe abwino ndi pinch yofooka ndi chisankho cholephera chakuthupi. Thekalozera zolakwikaamathandiza kupatukana utomoni, parison, zida ndi umboni kuziziritsa pa mlandu.

Chisankho chosakhalitsa

Sungani giredi yoyenera ya HDPE ngati wotsogolera. Osamasula mpaka zomwe zili mkati, zikalata zamakalasi ndi mayeso omaliza a botolo agwirizana.

Chifukwa chiyani sikuli kupambana kwapadziko lonse kwa HDPE

Fayilo A idachotsa chifukwa chokonda PP, idasunga ziwopsezo zomwe zikadali zofunika ndikuyika chisankho pakuyesa botolo. Izi ndizocheperapo kuposa tebulo lazabwino, ndipo ndizothandiza kwambiri.

Wopereka utomoni ali ndi data yamakalasi

Kuyenda, kachulukidwe, kuuma, kukhudzidwa, kutentha ndi kupsinjika-kusokoneza ziwerengero zimasunga njira ndi mikhalidwe yosindikizidwa pa chikalata choyambira.

Mwini botolo ndiye mwini wake wachidule cha ntchito

Zomwe zili mkati, kutseka, kudzaza, kusungirako, zoyendetsa ndi zovomerezeka zimatanthawuza ntchito ya phukusi.

Nkhungu imapanga makoma am'deralo

Mzere wolekanitsa, pinch geometry, mpweya, kuziziritsa ndi kujambula kumakhudza momwe zinthu zimapangidwira.

Mlanduwu umagwirizanitsa umboni

Zotsatira zimafunikira makina otchulidwa, kufa, nkhungu, maphikidwe, zinthu ndi zolemba.

Deta yomweyi ikhoza kusocheretsa magulu onse a polojekiti

Wogula akhoza kutsegula zikalata ziwiri za utomoni, kuzungulira mtengo wamtengo wapatali ndikuyitana kufananitsako kutha. Izi zimangogwira ntchito ngati njira yoyesera, chitsanzo, mawonekedwe ndi mayunitsi akufanana. Upangiri wa ExxonMobil HDPE, mwachitsanzo, umalemba zomwe zidasindikizidwa monga momwe zimakhalira osati malire. Mbiri ya Braskem imayika njira zoyesera pafupi ndi mizati ya katundu. Zambirizo ndi gawo la nambala.

Fayilo A iyenera kuyang'ana umboni wamakalasi wokhudzana ndi kuwonekera kwa mankhwala, kuwonongeka kwa chilengedwe, kukhudzidwa ndi kukhazikika kwadongosolo, kenako ndikutsimikizira zomwe zili pabotolo. Fayilo B imatha kuthera nthawi yambiri pa chifunga, gloss, kuuma ndi kutentha. Palibe gulu lomwe likuyenera kulimbikitsa zonena zapabanja monga "PP imakhala yomveka bwino nthawi zonse" kapena "HDPE imakhala yolimba nthawi zonse" pakufunika kogula. Gulu la osankhidwa likhoza kupita patsogolo chifukwa mbiri yake yolembedwa ikugwirizana ndi mwachidule. Zimadutsa pokhapokha phukusi lomalizidwa likukumana ndi mayesero olamulidwa.

Deta yoyenda imafunikira kulanga komweko. Sungunulani kuthamanga kwamtundu ndi index yosungunuka imatha kufotokozedwa pansi pa katundu wosiyanasiyana ndi kutentha kwa ma polima osiyanasiyana. Kuyerekeza manambala osindikizidwa popanda njira zawo kungasinthe tanthauzo lake. Funso lothandiza kwa gulu lamakina ndilolunjika kwambiri: kodi giredi iyi idatchulidwa ndikukhala ndi parishi yofunikira pamutu womwe ukufunsidwa, ndikuzungulira kobwereza komanso botolo lovomerezeka?

Kinggle extrusion blow molding machine assembly area — Kusintha kwa polima kumasinthanso machitidwe a parison, kuyika kwa kutentha, kuzizira, kudula ndi umboni wofunikira pamlandu.

Fayilo ya polojekiti B / phukusi lotsogozedwa ndi Mawonekedwe

Botolo lodziwikiratu lodzisamalira limapatsa PP chifukwa chokhalira

Zogulitsa mwachidule: Botolo laling'ono lodzisamalira komwe wogula akufuna kuwona malonda ndikusunga phukusi lokhazikika.
Wogula patsogolo: Maonekedwe owoneka, mtundu womaliza, kutsekeka kokwanira, mikhalidwe yautumiki komanso kukhazikika kwapang'onopang'ono kwa extrusion.
Sizikudziwikabe: Chifunga chandamale kapena kumveka bwino, khoma, kukhudzana kwazinthu, kutentha kodzaza, kukongoletsa, kufunikira kwa dontho ndi kalasi.

"Chotsani" chiyenera kukhala chandamale chovomerezeka

Zowoneka bwino, zowonekera komanso zosawoneka bwino ndizoyembekeza zosiyanasiyana. Mbiri ya Braskem imaphatikizapo ma PP mwachisawawa ma copolymer pamaphukusi owumbidwa. Izi zimapangitsa PP kukhala yodalirika, koma sizikutsimikizira mawonekedwe a khoma ili, phukusi lamtundu, nkhungu pamwamba ndi ndondomeko.

Kusowa kwa mautumiki kungathe kuthetsa vutoli

Chidulechi sichikunena za kudzaza ndi kusunga. Kudzinenera za kukana kutentha kungakhale msanga. Woperekayo akuyenera kutsimikizira za giredi yeniyeniyo komanso zomwe zanenedwapo za omwe akufuna kulumikizana naye komanso dera. Gulu la polojekitiyo limayesa botolo lopangidwa pansi pa ndondomeko yake ya utumiki.

Kachulukidwe kakang'ono sikutsimikizira botolo lovomerezeka lopepuka

Matebulo ogulitsa nthawi zambiri amawonetsa PP magiredi otsika kwambiri kuposa magiredi a HDPE. Izi zitha kudziwitsa kuyerekezera koyambirira kwa misa, koma kuchuluka kwa utomoni wofanana sikufanana ndi momwe botolo limagwirira ntchito. Kuuma, kukhudza, kugawa khoma, miyeso yomaliza ndi mayeso amasankha kulemera komaliza.

Chinsinsi chakale cha HDPE sichingavomereze PP

Kusintha kwa banja la polima kumatha kusintha kuyenda, kusungunula mphamvu, kutupa, kutsika, kuzizira komanso kuzizira. Ntchito yowunikiridwa ndi anzawo pakupanga ma parison imagwiritsa ntchito zidziwitso zakuchulukira, kutsika ndi kutentha. Mu fakitale, chubu chopachika ndi gawo la chisankho chakuthupi.

Chisankho chosakhalitsa

Sungani giredi yoyenera ya PP yowumba kuti mupange zitsanzo chifukwa mawonekedwe ake amapereka chifukwa chenicheni chazinthu zopikisana. Sungani mbiri ya HDPE mpaka umboni wowoneka, wowoneka bwino komanso wogwira ntchito ufanizidwe.

Mafayilo samagawana wopambana

Fayilo A imapatsa HDPE mwayi woyambira chifukwa kuyanjana ndi umboni wamapangidwe kumayendetsa botolo la opaque. Fayilo B imasunga PP mkangano chifukwa mawonekedwe ndi gawo la ntchito. Zonsezi zimakhala zokhazikika chifukwa palibe giredi yeniyeni, mikhalidwe yokwanira yantchito kapena zotsatira zamagawo.

Zothandiza kale

Mtundu wa mankhwala, cholinga cha maonekedwe, gulu lazinthu zazikulu, mtundu wa ndondomeko ndi kukhalapo kwa magiredi owumba m'mabanja onse awiri.

Akusowabe

Kujambula koyendetsedwa, kutsekedwa, kalasi yeniyeni ndi maere, mikhalidwe yolumikizana, mikangano ya khoma ndi kulemera, njira, zotuluka ndi zolemba zoyesa.

Ngakhale makadi oyeserera ayenera kuwoneka mosiyana

Kuyesa kwa botolo la zotsukira kumayenera kusunga umboni mozungulira chogwirira, tsina, mawonekedwe otsekera ndi kuyesa kulikonse kapena zoyendera zomwe mwini wake wa paketi amafunikira. Maonekedwe a pepala, koma zodzikongoletsera zazing'ono siziyenera kupitirira kutayikira kapena kulephera kugwira ntchito. Mayesero a chisamaliro chaumwini angapereke kulemera kwakukulu kwa mawonekedwe owoneka bwino, khalidwe lomaliza, kukongoletsa ndi kumveka bwino kwa wogula, pamene akusunga malire a dimensional ndi ogwira ntchito ngati zipata zomwe sizingagwirizane.

Kusiyanitsa kumeneko kumakhudza sampuli. Osatsanulira mabotolo kuchokera ku siteshoni iliyonse ndi kutulutsa mubokosi limodzi. Ikani chizindikiro pamakina, kukonzanso nkhungu, zinthu zakuthupi, zophikira, potengerapo kapena potengera nthawi. Yezerani zitsanzo pambuyo podula zomwe mwagwirizana kapena kumaliza. Avareji yosakanikirana imatha kubisa chotuluka chofooka kapena kuyandama kwa khoma komwe kumawonekera kokha pakapita nthawi.

Zolemba za ndondomeko ziyenera kusonyeza zochitika zenizeni osati zoikamo zokha. Jambulani mawonekedwe otentha, ma extrusion ndi makonzedwe amutu, kukonzanso pulogalamu ya parison, mkhalidwe wamadzi ozizira, magawo ozungulira ndi kulowererapo kulikonse kwamanja. Ngati gulu lisintha mawonekedwe akulu pakuyerekeza, lembani nthawi ndikusankha ngati zenera lovomerezeka liyambiranso. Kupanda kutero, zotsatira zitha kuphatikiza njira ziwiri zosiyana pomwe zikuwonetsa avareji imodzi yabwino.

Mlanduwo umafunikanso kuyimitsa malamulo. Wosankhidwa yemwe sangakhale ndi malo otetezeka, osinthika pazida zomwe wasankhidwa asapitilize kupanga zitsanzo zowoneka bwino. Munthu amene amawumba bwino koma kuphonya mayeso ofunikira sapambana chifukwa kuzungulira kwake kumawoneka mwabata. Izi ndi zisankho zaukadaulo, osati mpikisano wa kukongola pakati pa zida.

Mtengo umalowa pokhapokha botolo lovomerezeka litakhalapo

Mtengo wa resin pa kilogalamu umawoneka komanso wosavuta kufananiza. Komanso ndi yosakwanira. Chigawo chamalonda ndi botolo lovomerezeka, lomalizidwa. Kulemera kwa gawo lomaliza, zidutswa zochepetsera, kutayika koyambira, chinthu chokanidwa, nthawi yozungulira, ntchito yotsika komanso kusintha kwakusintha zonse zimakhudza zotsatira zomwe zingagwiritsidwe ntchito. Gulu la PP locheperako limatha kuloleza kuyerekeza kulemera, komabe mapangidwewo angafunike kugawa kwa khoma kapena misa yosiyana kuti athe kuthana ndi mayeso ndikuwongolera. Wosankhidwa wa HDPE wokhala ndi mtengo wocheperako akhoza kutayabe ngati botolo lofunikira silingapangidwe mosalekeza.

Sangalalani kuwerengera: gwiritsani ntchito kulemera kwake kwa botolo lovomerezeka ndikuwona zokolola zovomerezeka kwa munthu aliyense, kenako gwiritsani ntchito malonda omwe aperekedwa ndi wogula ndi gwero la utomoni. Osasintha malo a labotale kapena mtengo wamakatalogu wamakina kukhala chiwongolero cha ndalama. Kuyerekezako kumakhala kodalirika pamene kugula kumatha kutsata zomwe zalembedwazo, kutengera zitsanzo zoyendetsedwa kapena mbiri yoyeserera.

Buku la Kinggle limajambula malire othandiza

Masamba apano aKGB2L, KGB5L, KGB15LndiKGB80Alembani PE ndi PP pakati pa mabanja awo akuthupi. Mizere yawo yokulirapo imalembedwa kuti HDPE.

Zomwe zingalowe kapena zomwe sizingalowe m'mawuwo

ZothandizidwaPE ndi PP zili mkati mwazinthu zofalitsidwa za mabanja a makinawa.

ZothandizidwaMa 30, 55, 100 ndi 120 mpaka 140 kg/h amalembedwa kuti HDPE kusungunuka mphamvu.

OsathandizidwaZiwerengerozi sizingatchulidwenso ngati PP yotsimikizika, mabotolo ogulitsidwa pa ola limodzi kapena chitsimikizo cha maphunziro aliwonse.

Ngati wogula akufuna PP, Kinggle amafunikira deta ya kalasi ndi mankhwala mwachidule asanatsimikizire wononga, mutu, ndondomeko ndi zotsatira. Ngati wogula akufuna HDPE, kg/h salowabe m'malo mwa kuchuluka kwa tchalitchi, nthawi yozizirira, kuchuluka kwa malo kapena malo ogulitsira ndi kulandila zokolola. Thekalozera woyeserera kuvomereza kwafakitaleikuwonetsa momwe mungalekanitsire manambalawo panthawi yotsimikizira.

Mafunso 6 amamaliza msonkhano

Ndi zinthu ziti zojambulidwa ndi zotsekera zomwe zimawongoleredwa, ndipo ndi miyeso iti yomwe imawunikiridwa mukadula?

Kodi botolo likhala ndi chiyani, ndipo kudzazidwa, kusunga, kunyamula ndi kugwiritsa ntchito zitani?

Ndi magiredi ati enieni a HDPE ndi PP omwe akuganiziridwabe, ndi data yaposachedwa ya ogulitsa?

Ndi maonekedwe ati, kulemera, khoma, kutayikira, kutsika, katundu wapamwamba, torque kapena malire ena amatanthauza kuvomereza?

Ndi makina ati, kufa, nkhungu, siteshoni, kotulutsirako ndi kasinthidwe kamene kadzapanga zitsanzo?

Kodi kuyesako kudzasunga bwanji zidziwitso zachitsanzo, zoikamo, zotayika komanso chifukwa chomwe munthu akufuna kupita patsogolo?

Mbiri yothandiza imatha ndi kalasi yotchulidwa ndi chifukwa chokhazikika. "HDPE ndiyabwino" si chisankho chomwe fakitale ingapange.

Bweretsani botolo ndi kalasi code

Tumizani Kinggle gawo ndi zojambula zotsekera, mapepala a data resin, zomwe zili mkati ndi ntchito zothandizira, kulemera ndi zolinga za khoma, mayesero, zotsatira, mtundu ndi ndondomeko ya regrind, chidziwitso cha nkhungu ndi kutsika kwapansi. Yankho likhoza kukhala HDPE kapena PP. Kungakhale yankho la botolo lanu.

Kambiranani zinthu ndi kuyesa makina