PP muaj kev ua haujlwm zoo heev, thiab tuaj yeem tsim tau los ntawm kev siv cov thermoplastic ua qauv, piv txwv, extrusion ua haujlwm, kev txhaj tshuaj molding, thermoforming processing, thiab bead foaming. Extrusion ua yog lub ntsiab ua hom polypropylene cob PP los ntawm cua sov thiab pressurising polypropylene reag PP nyob hauv ib qho extruder kom nws mus rau hauv lub xeev molten, thiab ces tujtaws extruding nws los ntawm kev tuag. sib sau. Txoj kev no tuaj yeem tsim tau polypropylene PP cua daj cua dub, yeeb yaj duab zoo nkauj, thev naus laus zis, thev naus laus zis, yeeb yaj duab, rhuav yeeb yaj kiab (kab hlua khoob), cov ntaub qhwv kab, cov xaim yas, thiab cov hlua, zoo tib yam thiab microfibers, fabrics, extrusion txheej txheem, extruded ua npuas khoom thiab lub fwj thiab lwm yam khoom.
Kev ua cov txheej txheem ntawm cov yas hlau yas yog cov khoom kub yaj, ntws, thiab txias ntawm cov roj hmab pellets rau cov khoom tiav. Nws yog ib qho txheej txheem ntawm cua sov thiab txias dua, thiab cov txheej txheem ntawm hloov cov yas ntawm cov khoom siv mus rau ntau daim duab. Cov nram qab no yuav piav qhia cov ces kaum ntawm ntau theem. Txhom txheej txheem. Lub ntsuas kub ntawm lub tshuab tua hluav taws maj mam melts cov khoom siv raw ua rau cov dej kua, uas yog qhov haum rau kev ntsuas kub ntawm cov khoom siv sib txawv. Ua rau qhov kub siab yuav ua rau kom khiav ceev ntawm cov khoom siv raw, uas yuav ua rau kom cov txiaj ntsig zoo dua, tab sis tsis tuaj yeem xyuas kom zoo npaum li cas, thiab yuav tsum muaj kom zoo. .
Qhov zoo effect thiab cov yam ntxwv ntawm PP nrog thermal cracking yog txhua yam zoo nyob rau hauv smoothing raw cov ntaub ntawv rau cov tuag thaum lub sij hawm qhuav kom tsis txhob muaj tsis txaus sau lossis reflow. Lub reflow nruab nrab yog khiav ceev ntawm cov ntaub ntawv raw, uas yuav ua rau muaj qhov nruab nrab Ua zog nce ntxiv yog ib qho ntawm cov kev muaj rau kev ua, tiam sis nws tseem ua rau MFR faib ua tsis txawv txav, uas yuav ua rau muaj instability ntxiv, mus rau qhov nce hauv qhov ntxim ntxub. Txawm li cas los, PP cov khoom tiav tsis yog ib yam khoom muaj qhov sib npaug ntawm qhov siab, yog li feem cuam tsis zoo.
