Multi-layer HDPE yeeb nkab Co-extrusion kab

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Raws li kev xav tau tshwj xeeb ntawm cov neeg siv khoom, peb tuaj yeem muab 2-txheej / 3-txheej / 5-txheej thiab multilayer khoom phab ntsa yeeb nkab kab.Ntau lub extruders tuaj yeem ua ke, thiab ntau lub ntsuas qhov hnyav tuaj yeem xaiv tau.tuaj yeem ua haujlwm hauv nruab nrab tswj hauv lub ntsiab PLC kom ua tiav qhov tseeb thiab ntau yam ntawm txhua tus extruder.Raws li ntau txheej kauv pwm tsim nrog cov txheej txheem sib txawv thiab cov tuab tuab, kev faib tawm ntawm pwm kab noj hniav ntwsraws yog tsim nyog los xyuas kom meej tias lub raj txheej thickness yog uniform thiab cov nyhuv plasticization ntawm txhua txheej yog zoo dua.


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Multi-layer HDPE Yeeb Nkab Co-extrusion Kab1

Kev ua tau zoo & Qhov zoo

HDPE yeeb nkab yog ib qho yooj yim yas yeeb nkab ua los ntawm cov thermoplastic high-density polyethylene dav siv rau cov dej kub thiab cov pa hloov pauv.Nyob rau lub sijhawm tsis ntev los no, cov kav dej HDPE tau txais lawv cov kev siv dav rau kev nqa cov dej haus, cov khoom siv phom sij, ntau yam roj av, slurry, dej kub, dej nag, thiab lwm yam.Cov kav dej polyethylene muaj keeb kwm kev pabcuam ntev thiab muaj txiaj ntsig zoo rau roj, roj, mining, dej, thiab lwm yam lag luam.Vim nws qhov hnyav qis thiab siab corrosion kuj, HDPE yeeb nkab kev lag luam loj hlob zoo heev.Xyoo 1953, Karl Ziegler thiab Erhard Holzkamp tau tshawb pom cov polyethene siab ntom ntom (HDPE).HDPE kav dej tuaj yeem ua haujlwm txaus siab nyob rau hauv qhov kub ntau ntawm -2200 F txog +1800 F. Txawm li cas los xij, kev siv cov kav dej HDPE tsis pom zoo thaum cov kua dej kub siab tshaj 1220 F (500 C).

HDPE kav yog tsim los ntawm polymerization ntawm ethylene, ib tug by-product ntawm roj.Ntau yam additives (stabilizers, fillers, plasticizers, softeners, lubricants, colorants, flame retardants, blowing agents, crosslinking agents, ultraviolet degradable additives, etc.) yog ntxiv los tsim cov yeeb nkab HDPE kawg thiab cov khoom siv.HDPE yeeb nkab ntev yog tsim los ntawm cua sov HDPE resin.Nws yog tom qab ntawd extruded los ntawm kev tuag, uas txiav txim siab txoj kab uas hla ntawm cov kav dej.Cov yeeb nkab phab ntsa tuab yog txiav txim siab los ntawm kev sib xyaw ntawm qhov loj me, qhov ceev ntawm cov ntsia hlau, thiab qhov ceev ntawm lub tsheb laij teb tawm.Feem ntau, 3-5% carbon dub yog ntxiv rau HDPE kom nws UV resistant, uas hloov HDPE kav rau hauv cov xim dub.Lwm cov xim txawv muaj tab sis feem ntau tsis siv ntau zaus.Xim lossis kab txaij HDPE yeeb nkab feem ntau yog 90-95% cov khoom siv dub, qhov twg cov kab txaij xim yog muab rau ntawm 5% ntawm sab nraud.


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  • Sau koj cov lus ntawm no thiab xa tuaj rau peb