I-Plastic extrusion iyinqubo lapho ipulasitiki incibilika khona futhi yakhiwe ibe ifomu eliqhubekayo.Le nqubo isetshenziselwa ukukhiqiza izinto ezinjengamapayipi, uthango, amashubhu, ukuvala izintambo, amafreyimu amawindi, kanye nezinsimbi...
Ipulasitiki Ukucutshungulwa kanye Manufacturing
Amapulasitiki angama-polymer anesisindo samangqamuzana aphezulu.Amapulasitiki avamile emikhiqizweni eminingi, kusukela ngaphakathi kwezimoto kuya kumapayipi.Ukucutshungulwa nokukhiqizwa kwepulasitiki kuhilela izinyathelo ezintathu eziyisisekelo: 1) ukunikeza izici ezithile kuma-resin epulasitiki anezithasiselo zamakhemikhali, okuhlanganisa izinto zokuthambisa, ama-flame retardant agents, ama-colorants nama-plasticizers;2) ukuguqula izinto zokusetshenziswa (izinhlayiya zepulasitiki, ama-pellets, amashidi, uketshezi noma amapulasitiki asenziwe ngaphambilini) abe yizimo ezimaphakathi noma zokugcina;kanye 3) nokuqeda umkhiqizo ngezinqubo zokuwubumba/zokwakha, njengokubumba umjovo noma ukukhipha.Ukubunjwa komjovo kubandakanya ukushisisa ama-granules noma ama-pellets esimweni esiwuketshezi kanye nengcindezi yokujova ipulasitiki ewuketshezi esikhunjeni esibandayo ukuze imiswe.I-extrusion ihlanganisa ukusunduza izinto zepulasitiki eziwuketshezi ngedayisi ukuze kwakheke amafomu amade, aqhubekayo, njengamapayipi noma amashubhu.
Inqubo Eyisisekelo Ye-Plastic Extrusion
Le nqubo isebenzisa inhlaka yepulasitiki, okuwubuhlalu bepulasitiki obuncane, obufakwe nge-hopper emgqonyeni oshisayo we-extruder.Lapho, isikulufu esijikelezayo, esivame ukujika ku-120 rpm, siphusha inhlaka emgqonyeni njengoba ngokuvamile incibilika noma yikuphi ukusuka ku-392 degrees kuya ku-527 degrees Fahrenheit, kuye ngokuthi i-polymer i-resin eyakhiwe ngayo.Ukusiza ukunciphisa ingozi yokushisa i-resin, ukushisa kancane kancane kwanda kusuka kolunye uhlangothi lombhobho kuya kolunye.
Ngaphambili komgqomo, kunesikrini lapho inhlaka encibilikisiwe iphushwa khona ukusiza ukuhlunga noma yini okungenzeka ukuthi ingcolise inhlaka.Uma inhlaka ye-thermoplastic encibilikisiwe idlula esikrinini, ishubhu lokuphakelayo lithumela inhlaka ngefa elimise okwefa, elibese linikeza umkhiqizo iphrofayili yawo.
Lesi simo noma iphrofayili, ingenziwa ngokuqhubekayo, kunoma ibuphi ubude.
Ekugcineni, umkhiqizo kufanele upholiswe.Lokhu kuvame ukwenziwa ngokugeza ngamanzi.Ipulasitiki ibamba ukushisa kahle, ngakho inqubo yokupholisa ithatha isikhathi.Ngenxa yalokhu, ukugeza kwamanzi kuvame ukuvalwa futhi ivacuum isetshenziselwa ukugcina umkhiqizo ungalahlekelwa ukuma kwawo ngenkathi upholisa.
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Isikhathi sokuthumela: Dec-04-2018