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Ko maSMS nonwovens anogadzirwa sei?

Nguva: 2022-06-15 Hits: 67

Webhu kugadzira
Kugadzirwa kwemaNonwovens kunotanga nekurongedzerwa kwemafiber mupepa kana webhu. Mafibisi anogona kunge ari mafirita kana mafilamendi akaburitswa kubva kunyungudutswa yepolymer granules. 
Mifananidzo yedzimwe nzira dzinoshandiswa kugadzira dandemutande:
Spunmelt izwi rekare rinotsanangura kugadzirwa kwemawebhu asina kuruka zvakananga kubva ku thermoplastic polymers. Inosanganisira 2 maitiro, spunlaid uye meltblown, inowanzomhanya pamwe chete.
Mapolymer granules anowedzerwa kuita filaments kuburikidza neinonzi spinnerets. Mafilamende anoramba achitambanudzwa uye anodzimwa asati aiswa paconveyor belt kuti aite yunifomu web. Iyo spunlaid process inoguma mune nonwovens ane simba rakawedzera zvichienzaniswa nekadhi, nekuda kwekudzikira kwemafilaments. Izvo zvakaderera ndezvekuti kusarudzwa kwezvinhu zvakasvibirira zvakanyanya kurambidzwa. Co-extrusion yezvikamu zviviri zvinotungamira kune bico fibres, pamwe nekuwedzera zvimwe zvivakwa kuwebhu kana kubvumira mhepo-kuburikidza nekubatana. Ndokumbira utarise kuti izwi rekuti spunbonded rakachengeterwa thermo bonded spunlaid.

Kubatana kwewebhu
Iyi nzira inoshandisa thermoplastic zvimiro zvemamwe mafiber ekugadzira kugadzira zvisungo pasi pekudziya kunodzorwa. Mune zvimwe zviitiko, iyo webhu fiber pachayo inogona kushandiswa, asi kazhinji yakaderera melt fiber kana bicomponent fiber inounzwa pawebhu danho rekugadzira kuita basa rekusunga gare gare mukuita.
Kune akati wandei thermal bonding masisitimu ari kushandiswa:
Calendering inoshandisa kupisa uye yakanyanya kudzvanywa inoiswa kuburikidza nema roller kuti weld iyo fiber webs pamwechete nekumhanya kwakanyanya.
Kuburikidza nemhepo-kupisa kusungirirana kunoita zvigadzirwa zvakawanda nekubatanidzwa kwese kwewebhu ine yakaderera kunyungudika fiber. Izvi zvinoitika mumhepo inopisa yakanyatsodzorwa.
Madhiramu nemagumbeze masisitimu anoshandisa kumanikidza uye kupisa kugadzira zvigadzirwa zveavhareji yakawanda.
Ultrasonic bonding tekinoroji umo mamorekuru efiber ari 'kunakidzwa' pasi pepepatani roller nehigh frequency kufamba kwe'sonotrode' iyo inoburitsa mukati mekudziya uye kupfava kwemafiber.

Kupedza kurapwa
Mukana wekubatanidza zvinhu zvakasiyana siyana uye matekinoroji akasiyana anoverengera kusiyana kweindasitiri uye zvigadzirwa zvayo. 
Izvi zvakasiyana-siyana zvinowedzerwa zvakare nehuwandu hwekupedza marapirwo. Nokupedza nonwoven anogona tailored kana functionalized kusangana chaiwo zvivako. Kupedza marapirwo anogona kunge ari mechanic (kutambanudza, perforating, crimping etc) kana makemikari. Neyekupedzisira munhu anogona kushandura pamusoro pemafibhi uye asina kurukwa kuti achinje haptics kana kudzingwa kweasina kuruka.
Nonwovens anogona kugadzirwa conductive, flame retardant, repellent mvura, porous, antistatic, breathable, absorbent nezvimwe zvakawanda. Anogona zvakare kuvezwa, kudhindwa, kuunganidzwa, kudhayiwa kana laminated kune zvimwe zvinhu.

Kutendeuka
Kugadzirwa kweNonwoven kunopera kazhinji nemapumburu makuru echigadzirwa. Vashanduri vanoshandura -sezvinoreva izwi- iyi roll yakanaka kuita chigadzirwa chevatengi.
Dzimwe nguva kushandura kunoitwa mumatanho maviri. Usati wagadzira chigadzirwa chakapedzwa munhu angada kuunza yakakwenenzverwa nhanho imwe padyo nechigadzirwa chekupedzisira nekutsemura, kucheka, kupeta, kusona kana kupisa chisimbiso.


Prev: Fiber Manufacturers Vanopindura Kuchinja

Zvadaro: INDA Inoburitsa 2022 Nonwovens Supply Report- huwandu huri kuramba huchiwedzera nekudyara mukati memaitiro ese makuru uye ekupedzisira-kushandisa.

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