Izinto zokuthambisa ziyizithasiselo ezibalulekile ekucutshungulweni kwe-PVC.Kuzinto zokugcoba, imisebenzi evame ukukhulunywa ngayo embonini ingafinyezwa ibe amaphuzu amabili.Ziyakwazi: kunganciphisa ukungqubuzana phakathi kwezinhlayiya nama-macromolecules ku-PVC ncibilika ngaphambi kokuncibilika;Yehlisa ukungqubuzana phakathi kwe-PVC encibilikayo kanye ne-plastic mechanical contact surface.Esihlokweni sanamuhla, umenzi we-Sainuoi-polyethylene waxkuzokuthatha ukuthi uhlaziye ukugcotshwa kwangaphakathi nangaphandle kwamafutha e-PVC ngokombono wezobuchwepheshe!
1. Ukugcoba kwangaphakathi
Ukugcoba kwangaphakathi kwamafutha, ngokwe-PVC, kungabhekwa njengohlobo olufanayo lwento njengama-plasticizers, ukudlala indima ye-plasticizing noma ukuthambisa.Umehluko wukuthi izinto zokugcoba zine-polarity ephansi namaketanga ekhabhoni amade, okunciphisa kakhulu ukuhambisana phakathi kwezinto zokugcoba ne-polyvinyl chloride uma kuqhathaniswa nama-plasticizers.Ngenxa yokuhambisana okuphansi (nokuhambisana okuthile) phakathi kwamafutha kanye ne-polyvinyl chloride, inani elincane kuphela lama-athomu okuthambisa lingangena phakathi kwamaketanga e-polymer amangqamuzana njengama-plasticizers, okwenza buthaka ukukhangana phakathi kwamaketanga wamangqamuzana, futhi kubangele ukuba i-polymer ikhubaze, amaketanga e-Molecular kuthambekele kakhulu ekusheleleni nasekujikelezeni komunye nomunye, kuyilapho kunganciphisi ngokweqile izinga lokushisa lengilazi le-polymer.
2. Ukugcoba kwangaphandle
Ukugcotshwa kwangaphandle kubhekisa kumshini wokugcobisa esibonakalayo.Izinto zokugcobaukunamathela ebusweni be-resin encibilikisiwe noma ngaphezulu kwemishini yokucubungula kanye nezibungu ukwenza ungqimba lwe-lubricant molecular.Ngenxa yobukhona bezendlalelo ze-lubricant zamangqamuzana, kwakhiwa isikhombimsebenzisi sokuthambisa, esinciphisa ukungqubuzana phakathi kwe-resin nomshini wokucubungula.I-viscosity yefilimu yesixhumi esibonakalayo sokuthambisa kanye nokusebenza kahle kwayo kokugcoba kuncike endaweni yokuncibilika kanye nezinga lokushisa lokucubungula kwe-lubricant.Ngokuvamile, izinto zokugcoba ezinamaketanga ekhabhoni amangqamuzana amade anemiphumela engcono yokugcobisa ngenxa yekhono lawo lokuvimba izindawo ezimbili zokungqubuzana.
3. Kwenzekani uma i-PVC lubricant ingasetshenziswa kahle?
Inkulumo ethi 'umthamo omncane, umphumela omuhle' ichaza okokugcoba kwe-PVC.Iqhaza lezigcobo ze-PVC ekucubunguleni i-PVC alikho ngaphansi kwelezinzinzisi.Ukusetshenziswa kwayo ngokuvamile kulandela izimiso eziqinile, njengebhalansi yokushelela yangaphakathi nengaphandle, umthamo olinganiselwe, njll. Uma kungekho ukugcizelela okwanele kumafutha e-PVC futhi bephambuka ezimisweni okufanele zilandelwe lapho zisetshenziswa, uzoba yini umthelela uma izithambisi ze-PVC azisetshenziswa kahle?
(1) Ukugcotshwa okungalingani kwangaphakathi nangaphandle
Ukushelela kwangaphandle okwedlulele, nakuba isivinini se-extrusion sishesha, izinto ezibonakalayo zivame ukukhula futhi i-plasticization ayilungile;Ukuslayida kwangaphakathi okweqile, ivolumu enkulu yokukhipha, kanye nokufakwa kwepulasitiki okungekuhle.Ukugcoba kokuqala okungekuhle kungabangela itorque ye-extrusion eyeqile.Ukugcotshwa okunganele esigabeni sakamuva kungaholela ekugcobiseni okunganele esigabeni se-homogenization, isigaba sokuminyanisa, kanye nesigaba sokufa sesikulufu, okuholela ekusheleni okuqinile kwempahla futhi kuthinte ikhwalithi ephezulu nokusebenza kwangaphakathi komkhiqizo okhishiwe.Ezimweni ezimbi kakhulu, kungabangela nokubola.
(2) Inani eleqile lokuthambisa elisetshenzisiwe
Izithambisi azibi ngcono ngempela uma zinamanani amakhulu.Ngenxa yokungahambelani phakathi kwezinto zokugcoba ne-PVC resin, ukwengezwa ngokweqile kwezinto zokugcoba kungaba nemiphumela emibi ohlelweni lokuhlanganisa lwe-PVC.Ibhalansi yangaphakathi nengaphandle yokugcoba okukhulunywe ngayo ingaphakathi komkhawulo othile, njengoba uhlelo lokuxutshwa kwe-lubricant ne-polyvinyl chloride lunemiphumela emibi.Emkhiqizweni wangempela, izinkinga eziningi zokucubungula kanye nezindaba ezihlobene nokuzinza kokushisa, kanye nokukhubazeka okuningi emikhiqizweni, kungase kubangelwe ukusetshenziswa ngokweqile kwamafutha.
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Qingdao Sainuo Group.Singabakhiqizi be-PE wax, i-PP wax, i-OPE wax, i-EVA wax, i-PEMA, i-EBS, i-Zinc/Calcium Stearate….Imikhiqizo yethu iphumelele ukuhlolwa kwe-REACH, ROHS, PAHS, FDA.
Sainuo qiniseka wax, wamukelekile umbuzo wakho!
E-mail:sales@qdsainuo.com
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Isikhathi sokuthumela: Jun-06-2023