Xaiv cov yas zoo yog ib qho kev txiav txim siab tseem ceeb tshaj plaws hauv cov txheej txheem extrusion. Los ntawm cov qauv kev ncaj ncees mus rau qhov pom kev pom tseeb, cov khoom koj xaiv muaj kev cuam tshuam ncaj qha rau kev ua haujlwm thiab kev ua neej nyob ntawm koj cov khoom kawg. Kev nkag siab txog qhov sib txawv tseem ceeb ntawm cov khoom siv yas rau extrusion tuaj yeem pab cov tuam txhab tsim kev paub, cov kev xaiv tshwj xeeb.
Cia peb tshawb txog cov yam ntxwv tseem ceeb, kev ua tiav, thiab kev siv qhov kawg ntawm cov khoom siv feem ntau siv hauv extrusion.
PVC: Versatility ntsib cov tshuaj tiv thaiv
Polyvinyl chloride (PVC) yog dav siv vim nws zoo heev tshuav nyiaj li cas, processability, thiab durability. Muaj nyob rau hauv cov ntaub ntawv nruj thiab yoog raws, PVC tiv taus cov tshuaj, UV raug, thiab ya raws, ua rau nws zoo tagnrho rau cov kav dej, profiles, thiab kev siv sab nraum zoov.
Nyob rau hauv extrusion, PVC feem ntau txheej txheem ntawm 160 ° C thiab 210 ° C. Nws yuav tsum tau ua tib zoo tswj qhov kub thiab txias profile thiab ntsia hlau tsim uas txhawb kev ruaj khov melting thiab tsis txhob degradation. Nws cov nplaim retardant xwm thiab zoo rwb thaiv tsev zoo kuj ua rau nws yog ib qho kev xaiv saum toj kawg nkaus hauv kev siv hluav taws xob.
PE: Lub teeb yuag thiab cuam tshuam-Resistant
Polyethylene (PE), tshwj xeeb tshaj yog nyob rau hauv nws cov HDPE thiab LDPE variants, paub txog nws yooj yim, cuam tshuam tsis kam, thiab tsis tshua muaj noo noo nqus. Nws yog cov khoom siv mus rau tubing, ntim cov yeeb yaj kiab, thiab cov kav dej.
PE extrudes zoo ntawm 160-230 ° C, nrog cov ntsia hlau tsim uas hais txog qhov qis shear thiab siab dhau. Nws lub ntsej muag du thiab cov tshuaj tiv thaiv zoo heev ua rau nws tsim nyog rau kev thauj cov dej thiab cov ntawv thov kev sib cuag. Ntawm tag nrho cov ntaub ntawv yas rau extrusion, PE stands rau nws zoo heev durability nyob rau hauv hnyav ib puag ncig.
PP: Tshuaj Stability nrog Rigidity
Polypropylene (PP) muaj kev sib xyaw ua ke ntawm rigidity thiab tshuaj tiv thaiv. Nws muaj cov ntsiab lus melting ntau dua li PE thiab muab kev qaug zog zoo dua, ua rau nws tsim nyog rau cov khoom siv tsheb, cov khoom siv kuaj, thiab cov pob khawm nyob.
PP txheej txheem ntawm qhov kub thiab txias me ntsis (200-280 ° C), thiab yuav tsum muaj cov ntsia hlau uas muaj zog sib xyaw thiab compression cheeb tsam kom ntseeg tau tias cov dej ntws zoo sib xws. Nws kuj yog lub teeb yuag thiab muaj kev tiv thaiv zoo rau cov kua qaub thiab cov hauv paus, zoo tagnrho rau cov cheeb tsam uas muaj tshuaj lom neeg.
ABS: Toughness nrog Deg tiav zoo
Acrylonitrile Butadiene Styrene (ABS) raug xaiv thaum muaj kev cuam tshuam tsis zoo thiab cov tsos ntawm qhov chaw yog qhov tseem ceeb. Feem ntau pom muaj nyob rau hauv cov khoom siv thiab cov khoom siv hluav taws xob, ABS sib txuas ua ke nrog kev ruaj ntseg zoo.
Extruding ABS yuav tsum muaj qhov kub thiab txias ntawm 190-240 ° C, nrog rau nruab nrab ntsia hlau shear kom tsis txhob yellowing lossis deg tsis zoo. Thaum ABS tsis yog UV tiv taus yam tsis muaj tshuaj ntxiv, nws lub zog-rau-qhov hnyav piv ua rau nws nrov hauv cov ntawv thov ua haujlwm siab.
PC: Optical Clarity thiab Kub Resistance
Polycarbonate (PC) yog qhov nyiam rau nws cov pob tshab, thermal stability, thiab lub zog muaj zog. Nws feem ntau yog siv rau hauv cov teeb pom kev zoo, cov vaj huam sib luag tiv thaiv, thiab cov khoom siv kho mob uas qhov pom tseeb thiab lub zog yog qhov tseem ceeb.
PC extrusion xav tau kub ntawm 240-300 ° C thiab lub siab-torque extruder ntsia hlau nrog tswj shear. Ntawm cov ntaub ntawv yas rau extrusion, PC yuav tsum tau tswj qhov kub thiab txias kom tsis txhob yellowing los yog brittleness. Nws optical clarity ua rau nws yog ib qho kev xaiv saum toj kawg nkaus rau cov ntawv thov uas xav tau kev pom kev siab thiab lub teeb kis tau tus mob.
Matching Material to Application: Tus yuam sij rau kev vam meej
Xaiv cov khoom siv yas kom raug rau extrusion tsis yog hais txog tus nqi lossis kev muaj - nws yog hais txog kev ua haujlwm zoo nrog rau daim ntawv thov. Xav tau kev tiv thaiv UV siab rau kev siv sab nraum zoov? PVC lossis PE tsim tshwj xeeb yuav yog qhov zoo tshaj plaws. Nrhiav kom paub meej, ruaj khov panels? Xav txog PC. Rau cov ntim tshuaj tiv thaiv, PP yog qhov ua tau zoo tshaj plaws.
Cov ntaub ntawv yas rau extrusion koj xaiv yuav txiav txim siab tsis yog tsuas yog qhov yooj yim ntawm kev ua tab sis kuj yog kev vam meej mus ntev ntawm koj cov khoom hauv lub tshav pob.
Nrhiav kom zoo dua koj cov kab extrusion nrog cov ntaub ntawv yas zoo? Txuas nrogJWELLhnub no-koj tus khub ntseeg siab hauv cov kev daws teeb meem extrusion siab heev thiab kev paub txog cov ntaub ntawv.
Post lub sij hawm: May-08-2025