Iindaba - Inkqubo yokuveliswa kwephepha le-polycarbonate

Inkqubo yokuveliswa kwebhodi ye-PC kukubumba, kunye nezixhobo eziphambili ezifunekayo yi-extruder.Because ukuqhutyelwa kwe-PC resin kunzima kakhulu, kufuna izixhobo eziphezulu zemveliso.Ininzi yezixhobo zasekhaya zokuvelisa iibhodi ze-PC zithunyelwa ngaphandle, ininzi eziphuma eItali, eJamani naseJapan.Iininzi ze-resin ezisetyenzisiweyo zithunyelwa kwi-GE e-United States kunye ne-Baver eJamani.Ngaphambi kokukhupha, izinto kufuneka zomiswe ngokungqongqo ukwenzela ukuba umxholo wamanzi ungaphantsi kwe-0.02% (iqhekeza elikhulu) .Izixhobo zokukhupha kufuneka zixhotywe nge-vacuum drying hopper, ngamanye amaxesha amaninzi kwi-series.Iqondo lokushisa lomzimba we-extruder kufuneka lilawulwe kwi-230-350 ° C, ngokunyuka ngokuthe ngcembe ukusuka ngasemva ukuya phambili.Intloko yomatshini esetyenzisiweyo yi-flat extrusion. intloko yomatshini wokusika.Emva kwe-extrusion, i-calendered kwaye ipholile.Kule minyaka yangoku,

Ukuze kuhlangatyezwane neemfuno zebhodi yePC yokusebenza kwe-anti-ultraviolet, umaleko obhityileyo oqulethe izongezo ze-anti-ultraviolet (UV) zihlala zisetyenziswa kumphezulu webhodi yePC. Oko kukuthi, umaleko womphezulu uqulethe abancedisi be-UV kwaye umaleko ongezantsi awunabancedisi be-UV.La maleko mabini adityaniswe empumlweni, Iba yinto enye emva kokuphuma.Olu hlobo loyilo lwentloko lunzima ngakumbi.Ezinye iinkampani ziye zathatha itekhnoloji entsha, kwaye i-Bayer iye yamkela itekhnoloji efana neempompo ezinyibilikayo eziyilwe ngokukodwa kunye ne-confluencers kwinkqubo ye-coextrusion. Ukongeza, kwezinye iimeko, kukho ukuhla kombethe kwibhodi yePC.
Ngoko ke kufuneka kubekho ukugquma kombethe kwelinye icala.Ezinye iibhodi zePC kufuneka zibe nemigangatho echasene ne-ultraviolet kumacala omabini, Olu hlobo lwenkqubo yokuvelisa ibhodi yePC lunzima ngakumbi.


Ixesha lokuposa: Mar-12-2021