Lub taub hau ib leeg ua lub luag haujlwm tseem ceeb hauv cov yas extrusion, qhov twg cov khoom siv ncaj qha cuam tshuam rau kev tsim khoom thiab cov khoom zoo. Xyoo 2025, peb cov khoom tseem ceeb - Khoom A, Khoom B, thiab Khoom C - yuav ua tus thawj coj hauv khw. Cov ntaub ntawv no zoo heev nyob rau hauv hnav tsis kam, nqi-efficiency, thiab daim ntawv thov tshwj xeeb adaptability, ua rau lawv indispensable rau industries cia siab rau ib tug ntsia hlau chim. Seb siv nyob rau hauv aib leeg ntsia hlau thiab ntxaib ntsia hlau extruderlos yog ua nyob rau hauv lub xeev-of-the-artib leeg ntsia hlau chim Hoobkas, cov kev hloov tshiab no redefine efficiency thiab durability. Tsis tas li ntawd, lubextruder parallel ntsia hlau chimtsim txhim kho tag nrho cov kev ua tau zoo ntawm cov txheej txheem extrusion, kom ntseeg tau tias cov txiaj ntsig zoo thoob plaws ntau yam kev siv.
Nkag siab Cov Ntsiab Lus Ib Leeg Cov Khoom Siv
Qhov tseem ceeb ntawm kev xaiv cov khoom
Xaiv cov khoom tsim nyog rau ib lub taub hau ntsia hlau yog qhov tseem ceeb rau kev ua tiav qhov kev ua tau zoo hauv cov txheej txheem extrusion. Cov khoom siv ncaj qha cuam tshuam rau lub thoob lub kav ntev, hnav tsis kam, thiab muaj peev xwm los tuav cov polymers tshwj xeeb. Piv txwv li, cov ntaub ntawv uas muaj qhov tawv tawv tawv, xws li 38crMoAIA, muaj kev tiv thaiv zoo heev rau kev hnav, ua kom lub neej ntev txawm tias nyob rau hauv qhov xav tau. Tsis tas li ntawd, cov nitride txheej qhov tob ntawm 0.5-0.8mm txhim khu lub thoob lub peev xwm los tiv thaiv kev ua haujlwm siab, ua rau nws tsim nyog rau kev siv xws liPVC yeeb nkab extrusion.
Kev xaiv cov khoom tseem cuam tshuam rau kev ua haujlwm ntawm cov txheej txheem extrusion. Cov kev tshawb fawb siv Discrete Element Method (DEM) qauv qhia tau hais tias cov khoom siv cuam tshuam li cas rau kev noj zaub mov. Los ntawm kev simulating hmoov dynamics, cov kws tshawb fawb tau pom tias cov khoom siv zoo tuaj yeem txhim kho cov txheej txheem tsim khoom, txo cov khoom siv los ntawm lub sijhawm thiab txhim kho tag nrho cov khoom tsim tau. Qhov no qhia txog qhov tseem ceeb ntawm kev xaiv cov ntaub ntawv uas ua raws li cov kev cai tshwj xeeb ntawm daim ntawv thov.
Cov ntsiab lus tseem ceeb hauv kev ntsuas cov khoom siv ntsia hlau ib leeg
Thaum ntsuas cov ntaub ntawv rau ib lub taub hau ntsia hlau, ntau yam tuaj yeem ua si. Cov no muaj xws li hnav mechanisms, corrosion kuj, thiab cov khoom compatibility. Abrasive hnav, tshwm sim los ntawm kev txiav txim thaum lub sij hawm thauj pellet, yog ib qho teeb meem tshwm sim. Cov ntaub ntawv nrog txhim kho saum npoo hardness tuaj yeem txo qhov teeb meem no. Kev tiv thaiv corrosion yog qhov tseem ceeb sib npaug, tshwj xeeb tshaj yog thaum ua cov khoom siv polymers uas tuaj yeem siv tshuaj tua kab mob ntawm lub thoob.
Kev txiav txim siab tsim qauv kuj ua lub luag haujlwm tseem ceeb. Lub straightness thiab concentricity ntawm lub chim kom du ua hauj lwm, tiv thaiv kev cuam tshuam thaum extrusion. Tsis tas li ntawd, cov ntsia hlau tsim yuav tsum muaj peev xwm melting txaus kom tsis txhob cuam tshuam cov khoom siv, uas tuaj yeem ua rau ob qho tib si ntsia hlau thiab chim. Kev sib xyaw ua ke ntawm cov khoom siv ntsia hlau thiab lub thoob yog qhov tseem ceeb los tiv thaiv kev sib tsoo, tshwj xeeb tshaj yog thaum cov ntaub ntawv softer cuam tshuam nrog cov tawv tawv.
Lub xub ntiag ntawm abrasive additives nyob rau hauv polymers ntxiv underscores qhov xav tau rau cov ntaub ntawv robust. Cov additives no tuaj yeem ua kom hnav thiab xeb, ua rau nws tseem ceeb heev rau xaiv cov khoom uas muaj kev tiv thaiv zoo dua. Los ntawm kev xav txog cov xwm txheej no, cov tuam ntxhab tuaj yeem ua kom lub neej ntev thiab kev ua haujlwm ntawm lawv cov ntsia hlau ib leeg.
Sab saum toj 3 Ib Leeg Ntsia Hlau Cov Khoom Siv hauv xyoo 2025
Khoom siv A: Khoom thiab kev siv
Material A sawv tawm rau nws qhov tshwj xeeb hnav tsis kam thiab siab-kub stability. Cov neeg tsim khoom siv nws feem ntau hauv cov ntawv thov uas xav tau kev ua haujlwm ntev hauv cov xwm txheej hnyav. Nws muaj pes tsawg leeg muaj xws li cov alloys siab heev uas tiv thaiv abrasive rog thaum extrusion. Cov khoom no ua kom muaj kev ua tau zoo ib yam, txawm tias thaum ua cov khoom siv polymers nrog cov khoom siv ntxiv.
Material A yog tshwj xeeb tshaj yog siv nyob rau hauvua cov kav dej PVC. Nws muaj peev xwm tiv taus cov kev xav tau tshwj xeeb ntawm cov khoom siv PVC ua rau nws yog qhov kev xaiv zoo tshaj plaws rau PVC yeeb nkab ib leeg ntsia hlau chim. Cov khoom siv durability txo cov nqi txij nkawm thiab txhim kho kev tsim khoom. Kev lag luam vam khom cov txheej txheem extrusion siab tau txais txiaj ntsig zoo los ntawm nws txoj kev ntseeg siab.
Khoom siv B: Khoom thiab kev siv
Cov khoom B sib txuas cov nqi-npaum nrog zoo corrosion kuj. Nws cov tshuaj muaj pes tsawg leeg suav nrog cov ntsiab lus uas tiv thaiv kev puas tsuaj los ntawm cov polymers reactive. Cov khoom no yog qhov zoo tagnrho rau cov ntawv thov uas raug tshuaj lom neeg ntau zaus, xws li tshuab molding txheej txheem.
Ib leeg ntsia hlau chim ua los ntawm cov khoom B excel nyob rau hauvua hollow puabzoo li lub raj mis thiab ntim. Cov khoom siv cov kev tswj xyuas meej ntawm melting thiab shaping kom zoo ib yam parison tsim. Cov neeg tsim khoom muaj txiaj ntsig nws lub peev xwm los xa cov txiaj ntsig zoo ib yam thaum txo cov nqi ua haujlwm. Cov ntaub ntawv B tus nqi pheej yig ua rau nws nkag mus rau cov lag luam nrhiav kev ua haujlwm zoo yam tsis muaj kev txwv ntau tshaj li kev siv nyiaj txiag.
Khoom siv C: Khoom thiab kev siv
Khoom C muaj qhov sib txawv tsis sib xws rau kev siv ntau yam extrusion. Nws cov khoom sib npaug muaj xws li hnav tsis kam, thermal stability, thiab compatibility nrog ntau yam polymers. Cov khoom no yog ib qho kev xaiv ntau yam rau kev lag luam uas xav tau kev hloov pauv hauv kev tsim khoom.
PE yeeb nkab extruder ib leeg ntsia hlau chim tau txais txiaj ntsig zoo los ntawm Cov Khoom Siv C cov yam ntxwv tshwj xeeb. Cov khoom haum rau rheological zog ntawm polyethylene, kom ntseeg tau tias melting thiab sib tov. Nws qhov kev tsim kho tau zoo txhawb nqa kev ua haujlwm siab, ua tau raws li qhov xav tau nruj ntawm PE yeeb nkab ntau lawm. Khoom siv C's versatility ua rau nws tsim nyog rau cov tuam txhab tuav ntau hom polymer, txhim kho kev ua haujlwm ntawm cov khoom sib txawv.
Xaiv Txoj Cai Ib Leeg Ntsia Hlau Cov Khoom Siv
Daim ntawv thov-Cov lus pom zoo tshwj xeeb
Xaiv cov khoom siv zoo tshaj plaws rau ib lub taub hau ntsia hlau yog nyob ntawm daim ntawv thov. RauPVC yeeb nkab extrusion, cov ntaub ntawv uas muaj siab hnav tsis kam thiab thermal stability, xws li Khoom A, raug pom zoo. Cov khoom no ua kom muaj kev ua tau zoo raws li qhov xav tau ntawm kev ua haujlwm PVC. Hauv qhov sib piv, tshuab moulding daim ntawv thov tau txais txiaj ntsig los ntawm cov ntaub ntawv zoo li Khoom Siv B, uas muaj kev tiv thaiv corrosion zoo dua thiab kev tswj xyuas meej ntawm polymer melting. Qhov no ua kom muaj kev sib koom ua ke sib luag, tseem ceeb heev rau kev tsim cov khoom zoo hollow.
Rau polyethylene yeeb nkab extrusion, Khoom C sawv tawm vim nws hloov tau mus rau rheological zog ntawm PE. Nws lub peev xwm los tswj kom muaj txiaj ntsig zoo thiab kev sib xyaw txhawb nqa siab dhau los, ua rau nws muaj kev ntseeg siab rau PE yeeb nkab ntau lawm. Cov kev tshawb fawb ntawm cov khoom siv thauj khoom siab dhau los ntawm kev coj tus cwj pwm hais txog qhov tseem ceeb ntawm kev xaiv cov ntaub ntawv uas ua kom zoo dua qhov hloov pauv ntawm cov polymers hauv cov khoom xa khoom. Tsis tas li ntawd, finite keeb tsom xam ntawm cov ntsia hlau kev ua tau zoo nyob rau hauv ntau yam xwm txheej qhia txog yuav ua li cas xaiv cov khoom cuam tshuam rau extrusion efficiency.
Tus nqi vs. Kev txiav txim siab ua haujlwm
Kev ntsuas tus nqi thiab kev ua tau zoo yog qhov tseem ceeb thaum xaiv ib qho khoom siv ntsia hlau. Txawm hais tias cov ntaub ntawv muaj txiaj ntsig zoo xws li Cov Khoom A yuav muaj tus nqi siab dua, lawv cov kav ntev thiab kev saib xyuas txo qis feem ntau ua rau kev txuag mus sij hawm ntev. Cov ntaub ntawv zoo li Cov Khoom B, paub txog lawv tus nqi pheej yig, muab qhov kev xaiv zoo tshaj plaws rau kev siv nrog kev hnav thiab kev xav tau corrosion.
Cov qauv yooj yim kwv yees huab hwm coj tus nqi thiab siab ntawm extruder tawm tuaj yeem coj cov kev txiav txim siab zoo. Piv txwv li, grooved chim designs, uas txhim khu kev ua tau zoo extrusion, tuaj yeem ua pov thawj rau kev nqis peev hauv cov ntaub ntawv hwm. Cov ntaub ntawv kawm uas suav nrog cov qauv kev npaj ua haujlwm tsis siv neeg tau pom tias xaiv cov khoom siv raug zoo li cas tuaj yeem tiv thaiv cov khoom tsis txaus thiab ntau dhau, ua kom muaj kev ua haujlwm zoo.
Sab saum toj peb ib leeg ntsia hlau cov ntaub ntawv - Khoom A, Khoom B, thiab Khoom C - zoo heev rau hnav tsis kam, tiv thaiv corrosion, thiab yoog raws. Txhua yam khoom sib haum nrog cov kev siv tshwj xeeb, ua kom pom kev ua haujlwm zoo.
Xaiv cov khoom tsim nyog yuav ua rau muaj txiaj ntsig zoo thiab txo cov nqi. Cov neeg tsim khoom yuav tsum ntsuas lawv cov kev xav tau ua haujlwm ua tib zoo ua kom paub cov kev txiav txim siab uas ua rau kom muaj txiaj ntsig thiab ua haujlwm ntev.
FAQ
Yam dab tsi txiav txim siab lub neej ntawm ib lub taub hau ntsia hlau?
Lub neej ntev yog nyob ntawm cov khoom zoo, hnav tsis kam, thiab kev saib xyuas. Kev tu tsis tu ncua thiab kev siv kom raug ncua ntev heev.
Ib lub taub hau taub hau tuaj yeem siv ntau hom polymer?
Yog lawm, ntau yam ntaub ntawv zoo li Material C hloov mus rau ntau yam polymers. Lawv xyuas kom meej melting thiab sib tov rau ntau yam kev siv extrusion.
Kuv yuav xaiv cov ntaub ntawv zoo tshaj plaws rau kuv daim ntawv thov li cas?
Ntsuas cov kev xav tau ntawm kev ua, hom polymer, thiab pob nyiaj siv. Cov ntaub ntawv zoo li A, B, lossis C muab cov kev daws teeb meem rau PVC, PE, lossis tshuab molding txheej txheem.
Post lub sij hawm: Jun-09-2025