Nkibice byingenzi byibikoresho byo gukingira ubuvuzi, imikorere yimyenda ya spunbond, ibikoresho byingenzi byimyambaro irinda ubuvuzi, bigena neza ingaruka zo kurinda umutekano n’umutekano. Igipimo gishya cy’igihugu cy’imyambaro irinda ubuvuzi (gishingiye ku ruhererekane rwa GB 19082 ruvuguruwe) rwashyize ahagaragara urutonde rw’ibisabwa bikenerwa ku mwenda wa spunbond, ibyo bikaba bidashimangira gusa kwizerwa rya bariyeri ikingira ahubwo binita ku bikorwa n’umutekano mu gihe cyo gukoresha. Ibikurikira nisesengura rirambuye kuva murwego rwibanze.
Sobanura neza Imiterere yimiterere nuburyo bwo guhuza
Ibipimo bishya bigabanya mu buryo bweruye ikoreshwa ryimyenda ya spunbond kugirango ibumbwe hamwe kunshuro yambere, ntigishobora kumenya umwenda umwe wa spunbond nkibikoresho byingenzi. Igipimo gisaba gukoresha ibikoresho bitarimo imyenda nka spunbond-meltblown-spunbond (SMS) cyangwa spunbond-meltblown-meltblown-spunbond (SMMS). Iki cyifuzo gikomoka ku kuba umwenda umwe wa spunbond ufite ibitagenda neza mu kuringaniza imikorere ya bariyeri n'imbaraga za mashini, mu gihe mu buryo butandukanye, umwenda wa spunbond urashobora gukoresha neza inyungu zawo zo gushyigikira imashini, ukajyana n’imikorere ihanitse yo kuyungurura imikorere ya elegitoronike, kugirango habeho ingaruka zifatika zo "kurinda + inkunga".
Hagati aho, ibipimo ngenderwaho bitanga kandi icyerekezo cyumwanya nuburinganire bwikigereranyo cya spunbond murwego rwimiterere, byemeza ko umwenda wa spunbond ushobora gushyigikira neza igishishwa kandi ugakomeza umutekano muri rusange.
Kuzamura Core Yerekana Ibikorwa Byumubiri na Mikoranike
Ibipimo bishya bizamura cyane imikorere yumubiri nubukanishi kumyenda ya spunbond, yibanda ku gushimangira ibipimo bifitanye isano nigihe kirekire cyimyenda ikingira. By'umwihariko, ibi birimo:
- Igice cya Mass Mass: Igipimo gisaba mu buryo bweruye ko agace k'uburinganire bwaumwenda(harimo imiterere rusange igizwe) ntuzabe munsi ya 40 g / m², hamwe no gutandukana kugenzurwa muri ± 5%. Ubu ni ubwiyongere bwa 10% mumipaka ntarengwa ugereranije nibisanzwe bishaje, mugihe gukaza umurongo. Iri hinduka rigamije kwemeza imikorere irinda umutekano binyuze mu bintu bifatika.
- Imbaraga za Tensile no Kurambura: Imbaraga ndende ndende yongerewe kuva kuri 120 N igera kuri 150 N, naho imbaraga za transvers ziva kuri 80 N zigera kuri 100 N. Kurambura kuruhuka bikomeza kuba munsi ya 15%, ariko ibidukikije byo kwipimisha birakomeye (ubushyuhe 25 ℃ ± 5 ℃, ubushuhe bugereranije 30% ± 10%). Iri hindurwa rikemura ikibazo cyo kurambura imyenda iterwa no kugenda kenshi mugihe cyakazi gakomeye kakozwe nabakozi bashinzwe ubuzima, kunoza amarira yimyenda ikingira.
. Irerekana ko imbaraga zihuza hagati yigitambara cya spunbond nu mugozi wikidodo hamwe nigitambambuga gifatika bigomba kuba byujuje ibisabwa imbaraga zidoda zitari munsi ya 100N / 50mm, zigashyiraho mu buryo butaziguye ibisabwa bishya hejuru yubuso bwubuso, ubushyuhe bwumuriro, nibindi bikoresho byo guhuza imyenda ya spunbond.
Gukwirakwiza impirimbanyi hagati yo kurinda no guhumurizwa
Ibipimo bishya bitandukanya imyumvire gakondo yo "gushimangira uburinzi mugihe wirengagije ihumure," gushimangira inshuro ebyiri imikorere yo kurinda no guhumuriza imyenda ya spunbond kugirango igere ku buringanire bwuzuye hagati yibi:
- Kuzamura ibice byinshi byimikorere ya barrière: Kubijyanye no kurwanya amazi, urwego rwa spunbond rwibanze rusabwa kugirango igerageze ryinjira mumazi ya 4 cyangwa arenga ukurikije GB / T 4745-2012. Hongeyeho kandi ikizamini gishya cyo kurwanya amaraso yinjira mu maraso (cyakozwe ukurikije Umugereka A wa GB 19083-2013). Kubyerekeranye no kuyungurura, hasobanuwe neza ko kuyungurura imikorere ya spunbond igizwe ningingo zidafite amavuta ntizigomba kuba munsi ya 70%, kandi ingero zigomba gukomeza urwego rumwe rwo kuyungurura. Iki kimenyetso gitanga uburinzi bwiza muburyo bwo kohereza aerosol.
- Ibisabwa Ibisabwa kugirango Ubushuhe Bwuzuye: Ku nshuro yambere, ubwuzuzanye bw’amazi bushyirwa mu kimenyetso fatizo cy’imyenda ya spunbond, bisaba byibuze g 2500 g / (m² · 24h). Uburyo bwikizamini bukoresha kimwe GB / T 12704.1-2009. Iri hinduka rikemura ikibazo "gihumeka" cyimyambaro ikingira kurwego rwa kera hifashishijwe uburyo bwo guhumeka imiterere yimyenda ya spunbond, bigatuma abaganga boroherwa mugihe cyo kwambara.
- Kuzamura imikorere ya Antistatike: Umupaka wo kurwanya ubuso wongerewe kuva kuri 1 × 10¹²Ω kugeza kuri 1 × 10¹¹Ω, kandi hiyongereyeho icyifuzo gishya cyo gupima imikorere ya electrostatike yerekana ingufu kugirango hirindwe ivumbi cyangwa amashanyarazi bitewe n’amashanyarazi ahamye, bityo bikwiranye n’ibidukikije by’ubuvuzi neza nk'ibyumba bikoreramo na ICU.
Inzitizi nshya ku bipimo by’umutekano no kurengera ibidukikije
Ibipimo bishya byongera ibipimo byinshi by’umutekano no kurengera ibidukikije ku myenda ya spunbond, gushimangira kurengera ubuzima bw’abakoresha no kugenzura ingaruka z’ibidukikije:
- Ibipimo by’isuku n’umutekano: Irasobanura neza ko imyenda ya spunbond igomba kubahiriza GB / T 3923.1-2013 “Ibipimo by’isuku ku bicuruzwa by’isuku bikoreshwa,” hamwe na bagiteri zose hamwe ≤200 CFU / g, umubare w’ibihumyo ≤100 CFU / g, kandi nta bagiteri zitera indwara zagaragaye; gukoresha imiti yera ya fluorescent nayo irabujijwe kwirinda ingaruka ziterwa nuruhu.
- Kugenzura Ibisigisigi bya Shimi: Imipaka mishya y’ibisigazwa by’ibintu byangiza nka acrylamide na formaldehyde byongeweho kugira ngo bikemure ikoreshwa ry’imiti y’imiti mu gihe cyo gukora imyenda ya spunbond. Ibipimo byihariye bivuga ibipimo byumutekano kumyenda yo mu rwego rwo kwa muganga idoda imyenda kugirango imyenda ikingira yujuje ibisabwa nyuma yo kuboneza urubyaro.
- Guhindura imihindagurikire ya Flame Retardant: Ku myenda ikingira ikoreshwa mu kubaga cyangwa mu bindi bintu bishobora kuba byugurura umuriro,spunbond igizweisabwa gutsinda GB / T 5455-2014 ikizamini cyo gutwika gihagaritse, hamwe nigihe cyakurikiyeho ≤10s kandi nta gushonga cyangwa gutonyanga, kwagura ibintu byakoreshwa kumyenda ya spunbond.
Ibipimo byuburyo bwo gupima no kugenzura ubuziranenge
Kugirango ishyirwa mubikorwa ryibisabwa byose, igipimo gishya gisanzwe gihuza uburyo bwo gupima nuburyo bwo kugenzura ubuziranenge bwimyenda ya spunbond:
Kubireba uburyo bwo kwipimisha, burasobanura ibidukikije bisanzwe byo gupima kuri buri kimenyetso (ubushyuhe 25 ℃ ± 5 ℃, ubushuhe bugereranije 30% ± 10%) kandi bugashyira mubikorwa ibisabwa kugirango ibikoresho byingenzi (nk'imashini zipima tensile hamwe na metero zinjira mu kirere). Mu rwego rwo kugenzura ubuziranenge, birasaba ababikora gukora igenzura ryuzuye kuri buri cyiciro cyimyenda ya spunbond, bakibanda ku bipimo ngenderwaho nkibice bigize agace kamwe, kumena imbaraga, no kuyungurura, kandi bisaba raporo ziherekeza mbere yo gukora imyenda.
Incamake no gusaba ibyifuzo
Ibisabwa byazamuwe ku myenda ya spunbond mu rwego rushya rw’igihugu byubaka cyane cyane sisitemu y’ubwishingizi bwuzuye binyuze mu “kugena imiterere, kugereranya ibipimo, no gupima ibipimo.” Kubakora, nibyingenzi kwibanda mugutezimbere uburyo bwa SMS / SMMS, guhuza no guhuza urwego rwa spunbond hamwe na meltblown layer, hamwe no kugenzura inkomoko yimiti.
Ku baguzi, hagomba gushyirwa imbere ibicuruzwa byemejwe hakurikijwe ibipimo bishya, kandi raporo yubugenzuzi bwibipimo byerekana imyenda igomba gusubirwamo neza. Ishyirwa mu bikorwa ry’ibi bisabwa rizatuma inganda zambara imyenda irinda ubuvuzi ziva mu “bujuje ibisabwa” zikajya “mu rwego rwo hejuru,” bikarushaho kongera umutekano no kwiringirwa mu kurinda ubuvuzi.
Dongguan Liansheng Ntabwo Yubatswe Ikoranabuhanga Co, Ltd.yashinzwe muri Gicurasi 2020.Ni uruganda runini rutunganya imyenda rudahuza ubushakashatsi niterambere, umusaruro, no kugurisha. Irashobora gutanga amabara atandukanye ya PP spunbond idoda idoda hamwe n'ubugari bwa metero 3.2 kuva kuri garama 9 kugeza kuri garama 300.
Igihe cyo kohereza: Ugushyingo-27-2025