Imikorere yibicuruzwa byashongeshejwe cyane cyane yerekeza kumiterere yumubiri nubukanishi, nkimbaraga, guhumeka, diameter ya fibre, nibindi. Bitewe nuburyo bugoye bwo gushonga, hari ibintu byinshi bigira ingaruka. Uyu munsi, umwanditsi azasesengura muri make impamvu zitera kubura ubukana mu mwenda ushonga. Niba udashobora kubisobanura neza, nyamuneka tanga ubundi buyobozi nibitekerezo!
Gushonga urwego polypropilene PP ibice fatizo
Icyerekezo cyo gushonga (MFI) cyibice bya polypropilene bifitanye isano itaziguye nimbaraga zinguvu nimbaraga zo guturika zashongeshejwe imyenda idoda. Iyo uburemere bwa molekile ya polymer, niko urwego rwo hejuru rwimyunyu ngugu (MFI), kandi bikagabanuka bikabije bikagira intege nke.
Ingaruka zirambuye muburyo bwo gushonga
Iyo urwego rwo hejuru rushonga, niko imbaraga zo gushonga zavanze fibre imwe hamwe nimbaraga za web ya fibre.
Mu musaruro nyirizina, hakwiye gukoreshwa polypropilene ifite MFI nyinshi cyangwa MFI yo hasi?
MFI ntoya: ishoboye kubyara imyenda yashonze idoda idoze hamwe nimbaraga nyinshi.
MFI nini: umusaruro mwinshi, gukoresha ingufu nke. Kubwibyo, icyerekezo kigezweho ni ugukoresha ibikoresho bya MFI byo hejuru.
Gushonga urwego polypropilene PP pellets: MFI> 1500
Nukuvuga ko, niba ubona ko imyenda yakozwe yashonze "yoroheje cyane", banza ugenzure icyerekezo cyo gushonga cyibikoresho fatizo. Inzira yihariye yo kureba iyi parameter bivana nigihe waguze ibikoresho fatizo biva.
Gushonga
Impamvu ituma umwuka wumuyaga ushyushye ari muto cyane:
Umuvuduko wumwuka ushushe uriyongera;
Ibyiza bya fibre nziza;
Imbaraga ugereranije ya fibre imwe iriyongera;
Ingaruka yo guhuza fibre mururubuga iriyongera, kandiimbaraga z'igitambara kidodayiyongera.
Umuvuduko wumuyaga ushyushye ugenzurwa hagati ya 0.08-0.2. Umuvuduko wumwuka ugomba guhoraho kandi ntushobora guhinduka vuba. Niba umuvuduko wo gutembera ari mwinshi, bizakora "kurasa". Bitewe nubwoko butandukanye bwibikoresho bitanga gazi kumasoko agezweho hamwe nuburyo butaringaniye, ibibazo bigomba gufatwa ukundi kandi ibipimo byo gutera imiti bigashonga bigomba guhinduka.
Ubushyuhe bwo gushonga bwashushanyije umutwe
Ubushyuhe buri hejuru, niko kugabanuka kwijimye gushonga, hamwe na fibre nziza
Nyamara, ubukonje buke bwo gushonga burashobora gutera kurambura birenze urugero bya firimu zishonga, bikavamo fibre ultra bigufi na ultrafine fibre ikwirakwira mukirere kandi ntishobora gukusanywa. Kubwibyo, ibishishwa bya polymer bishonga mugikorwa cyo gutera imiti ntabwo byanze bikunze ari byiza iyo biri hasi. Mubihe nkibi, hashobora no kubaho ibintu by 'indabyo ziguruka,, aho nta fibre ziteraniye cyangwa zikwirakwira mu kirere.
Ubushyuhe bwumutwe, flange, ninkokora bigomba kuguma kumurongo uringaniye, kandi ubu bushyuhe butatu ntibugomba gutandukana cyane.
Ibyavuzwe haruguru ni isesengura ryimpamvu zituma imyenda ya meltblown ihinduka kandi ikagira imbaraga zidahagije. Biterwa nimbaraga zuburiganya bwimyenda, kandi umusaruro ugomba guhinduka muburyo bukwiye. Gukora imyenda ya meltblown ntabwo bigoye, ariko ingorane ziri muburyo bwo gushonga, bisaba ubunararibonye bwuburambe kugirango uhindure imikorere yibikoresho. Ku nshuti zidasobanutse rwose, barashobora kubona umutware wizewe wo guhindura imashini cyangwa bakabaza umwanditsi kugirango baganire kandi bashishikarize hamwe!
Dongguan Liansheng Nonwoven Fabric Co., Ltd., uwakoze imyenda idoda hamwe nigitambara kidoda, akwiye kwizerwa!
Igihe cyo kohereza: Ukuboza-14-2024