Imyenda ya PTFE isize fiberglass rwose ifite umutekano muguhuza ibiryo mugihe byakozwe neza kandi bigakoreshwa ukurikije amabwiriza. Ibi bikoresho bishya bihuza imiterere itari inkoni ya PTFE (polytetrafluoroethylene) hamwe nimbaraga nigihe kirekire cya fiberglass, igakora ubuso butandukanye kubintu byiza bijyanye nibiribwa bitandukanye. FDA yemeye PTFE yo guhuza ibiryo, kandi iyo ikoreshejwe neza kuri fiberglass, ikomeza imiterere yayo. Nubwo bimeze bityo ariko, ni ngombwa kwemeza ko igifuniko kidahwitse kandi kigakoreshwa mu bipimo by’ubushyuhe kugira ngo hirindwe ko hashobora kwangirika. Iyo biva mu nganda zizwi zubahiriza ingamba zikomeye zo kugenzura ubuziranenge, PTFE isize fiberglass itanga igisubizo cyizewe, kidafite uburozi, kandi bunoze bwo gutunganya ibiribwa no gupakira ibicuruzwa.
![Imyenda ya PTFE]( "PTFE Coated Fabric")
Gusobanukirwa PTFE Yashizwemo Fiberglass nuburyo bwiza bwo kwirinda ibiryo
Ibigize nogukora inzira ya PTFE Yashizwemo Fiberglass
Imyenda ya PTFE isize fiberglass nigikoresho gikomatanya gihuza imiterere idasanzwe ya PTFE na fiberglass. Igikorwa cyo gukora gitangirana nigitereko cyibanze cya fibre yububiko, itanga imbaraga nuburinganire buringaniye. Iyi fiberglass substrate noneho isizwe hamwe na PTFE, izwi kandi nka Teflon, binyuze muburyo bwihariye butanga igifuniko kimwe kandi kiramba.
Igifuniko cya PTFE gikoreshwa hifashishijwe uburyo butandukanye, burimo gusiga amavuta, gutera spray, cyangwa gufunga roller. Nyuma yo kubishyira mu bikorwa, ibikoresho bikora inzira yo kuvura ubushyuhe bita sintering. Ubu bushyuhe bwo hejuru bushonga ibice bya PTFE, bigatuma bitemba kandi bigakora ubuso bukomeza, bworoshye bufatanye cyane na fibre yububiko.
Igisubizo ni ibikoresho byunguka ibintu bidafite inkoni, imiti irwanya imiti ya PTFE nimbaraga nubushyuhe bwa fiberglass. Ihuriro ridasanzwe rituma PTFE isize fiberglass ihitamo neza kubisabwa byinshi, harimo nibijyanye no guhuza ibiryo.
Kutagira imiti no kudakora hamwe nibiribwa
Imwe mumpamvu zambere zambere PTFE isize fiberglass umwenda ufatwa nkumutekano muguhuza ibiryo nubusembure budasanzwe bwimiti. PTFE izwiho imiterere idahwitse, bivuze ko idakorana imiti nibintu byinshi, harimo ibiryo.
Iyi miti ihamye iterwa na karubone-fluor ikomeye muri molekile ya PTFE. Iyi nkunga irakomeye kuburyo irwanya gusenyuka cyangwa kubyitwaramo nibindi bintu, kabone niyo haba hari ubushyuhe bwinshi cyangwa imbere yimiti ikaze. Kubera iyo mpamvu, PTFE isize fiberglass ntishobora kwinjiza ibintu byangiza ibiryo, cyangwa ngo ikure impumuro cyangwa uburyohe buturuka ku biribwa.
Imiterere idahwitse ya PTFE isobanura kandi ko idatera imbere gukura kwa bagiteri, bigatuma ihitamo neza ahantu hatunganyirizwa ibiryo aho isuku yibanze. Uyu mutungo, ufatanije nubuso bwacyo butameze neza, butameze neza, bituma PTFE isize fiberglass yoroshye kuyisukura no kuyitaho mubihe byangiza ibiryo.
Kurwanya Ubushyuhe no Guhagarara Mubidukikije Bitunganya Ibiribwa
PTFE isize fiberglass yerekana ubushyuhe budasanzwe, ikintu cyingenzi muburyo bukwiye bwo gusaba ibiryo. Ibikoresho birashobora kwihanganira ubushyuhe buri hagati ya -100 ° F na 500 ° F (-73 ° C kugeza 260 ° C) nta kwangirika gukabije cyangwa gutakaza ibintu.
Ubushyuhe bugari butuma PTFE isize fiberglass ikwiranye nuburyo butandukanye bwo gutunganya ibiryo, kuva gukonja kugeza guteka. Ahantu hakonje, ibikoresho bikomeza guhinduka kandi ntibishobora gucika intege. Mu bushyuhe bwo hejuru bukoreshwa, bugumana imiterere yabwo idakomeye hamwe nuburinganire bwimiterere itarekuye ibintu byangiza.
Icyakora, ni ngombwa kumenya ko mugihe PTFE ubwayo ishobora kwihanganira ubushyuhe bwo hejuru, ubushyuhe ntarengwa bwo gukora bwa PTFE busize fiberglass busanzwe buri hagati ya 500 ° F (260 ° C). Kurenga ubu bushyuhe, harikibazo cyo gutwikira gitangiye kwangirika, gishobora guhungabanya umutungo wacyo wangiza ibiryo.
Ibyemezo byemewe ninganda ngenderwaho kubikoresho byo guhuza ibiryo
Amabwiriza ya FDA hamwe na PTFE mubisabwa byo guhuza ibiryo
Ikigo cy’Amerika gishinzwe ibiryo n’ibiyobyabwenge (FDA) cyasuzumye cyane PTFE n’uburyo bukenewe mu gusaba ibiryo. PTFE iri mu gitabo cya FDA cy'amategeko ngengamikorere (CFR) Umutwe wa 21, cyane cyane mu bice 177.1380 na 177.1550, bikubiyemo ibisigazwa bya fluorocarubone.
Aya mabwiriza ateganya uburyo PTFE ishobora gukoreshwa neza mugusaba ibiryo. Zikubiyemo ibintu nkibikoresho byemewe, ibikoresho byo gutunganya, nuburyo bwo gukora. Icyemezo cya FDA gishingiye ku bushakashatsi bwimbitse bwa siyansi n’ubushakashatsi bw’uburozi bwerekanye umutekano wa PTFE iyo bikoreshejwe nkuko byateganijwe.
Birakwiye ko tumenya ko mugihe FDA yemeje PTFE kugirango ihuze ibiryo, abakora PTFE isize fiberglass igomba kwemeza ko ibicuruzwa byabo byujuje amabwiriza yose abigenga. Ibi ntibikubiyemo gusa igipfunyika cya PTFE ahubwo kirimo na substrate ya fiberglass nibindi byose byongeweho cyangwa ibikoresho byo gutunganya bikoreshwa mubikorwa byo gukora.
Umuryango w’ubumwe bw’ibihugu by’i Burayi n’ibindi bipimo mpuzamahanga ku bikoresho byo guhuza ibiryo
Usibye amabwiriza ya FDA, imyenda ya PTFE isize fiberglass igomba kubahiriza amahame mpuzamahanga, cyane cyane kubicuruzwa byoherezwa ku isi. Umuryango w’ubumwe bw’ibihugu by’Uburayi (EU) ufite amabwiriza yihariye y’ibikoresho bigamije guhura n’ibiribwa, bizwi ku izina rya Framework Regulation (EC) No 1935/2004.
Muri uru rwego, PTFE ifatwa nka plastiki kandi ikurikiza ingamba zihariye zivugwa mu Mabwiriza (EU) No 10/2011 ku bikoresho bya pulasitiki n’ibintu bigamije guhura n’ibiribwa. Aya mabwiriza agaragaza urutonde rwiza rwibintu bishobora gukoreshwa mugukora plastiki ihuza ibiryo, harimo na PTFE.
Ibindi bihugu n'uturere bifite amahame yabyo. Kurugero, Ubuyapani bufite amategeko y’Ubuyapani agenga isuku y’ibiribwa, mu gihe Ubushinwa bufite ibipimo ngenderwaho by’ibikoresho byo guhuza ibiryo. Inganda zigamije amasoko yisi yose zigomba kwemeza ko ibicuruzwa bya PTFE bisize fiberglass yubahiriza ibipimo mpuzamahanga bitandukanye.
Inganda-Impamyabumenyi yihariye hamwe ningamba zubwishingizi bwiza
Usibye kubahiriza amabwiriza, abakora ibicuruzwa byinshi bya PTFE bifunze fiberglass bashaka ibyemezo byinyongera kugirango berekane ubuziranenge numutekano wibicuruzwa byabo. Izi mpamyabumenyi akenshi zirimo ibizamini bikomeye no kugenzura kugirango harebwe ubuziranenge n'umutekano bihamye.
Kimwe muri ibyo byemezo ni ISO 22000 isanzwe, igaragaza ibisabwa muri sisitemu yo gucunga ibiribwa. Mugihe ubu buryo busanzwe bukoreshwa mubakora ibiribwa, abatanga ibikoresho byo guhuza ibiryo nka PTFE yometse kuri fiberglass nabo bashobora gushaka ibyemezo byerekana ko biyemeje kwihaza mu biribwa.
Ikindi cyemezo gifatika ni sisitemu ya HACCP (Isesengura rya Hazard na Critical Control Points). Nubwo ikoreshwa cyane cyane mu nganda zibiribwa, amahame ya HACCP arashobora gukoreshwa mugukora ibikoresho byo guhuza ibiryo kugirango hamenyekane ingaruka zishobora kugaragara no kugenzurwa.
Ababikora benshi nabo bashyira mubikorwa ingamba zikomeye zo kugenzura ubuziranenge mubikorwa byabo. Ibi birashobora kubamo kwipimisha buri gihe kubikoresho fatizo, kugenzura-gutunganyirizwa hamwe, no kugerageza ibicuruzwa byanyuma kugirango urebe neza ko igifuniko cya PTFE gikoreshwa neza kandi cyujuje ibisabwa byose kugirango ukoreshe ibiryo.
Imyitozo myiza yo gukoresha PTFE isize Fiberglass mugutunganya ibiryo
Gufata neza no gufata neza ibicuruzwa bya PTFE bifunze Fiberglass
Kugirango ubungabunge ibiryo byangiza ibiribwa bya PTFE bifunze fiberglass, gufata neza no kubungabunga ni ngombwa. Abakoresha bagomba kwirinda gukoresha ibintu bikarishye cyangwa ibikoresho byangiza bishobora gushushanya cyangwa kwangiza igifuniko cya PTFE. Ndetse uduce duto duto dushobora guhungabanya ubuso butari inkoni kandi birashobora gutuma habaho uduce duto duto cyangwa bagiteri.
Kugenzura buri gihe ibicuruzwa bya PTFE bisize fiberglass birasabwa kugenzura ibimenyetso byose byerekana ko byangiritse cyangwa byangiritse. Niba hari ibibi byagaragaye, ibicuruzwa bigomba gusimburwa kugirango umutekano wibiribwa bikomeze. Ni ngombwa kandi gukurikiza umurongo ngenderwaho wuwabikoze mugusukura no kubungabunga, mubisanzwe bikubiyemo gukoresha ibikoresho byoroheje ndetse no kwirinda imiti ikarishye ishobora kwangiza igifuniko cya PTFE.
Ububiko bukwiye nubundi buryo bwingenzi bwo kubungabunga ibicuruzwa bya PTFE. Bagomba kubikwa ahantu hasukuye, humye kure yizuba ryinshi nubushyuhe bukabije. Gushyira ibintu biremereye hejuru ya PTFE yometseho amabati cyangwa imyenda bigomba kwirindwa kugirango birinde kwangirika.
Kugabanuka k'ubushyuhe no kwirinda ubushyuhe bukabije
Mugihe imyenda ya PTFE isize fiberglass izwiho guhangana nubushyuhe buhebuje, ni ngombwa gukurikiza ubushyuhe bwagenwe. Nkuko byavuzwe haruguru, ubusanzwe ubushuhe ntarengwa bwo gukora kuri PTFE yuzuye fiberglass ni 500 ° F (260 ° C). Kurenza ubu bushyuhe birashobora gutuma habaho kwangirika kwa PTFE, bishobora guhungabanya umutungo wacyo wangiza ibiryo.
Mubisabwa gutunganya ibiryo, ni ngombwa gukurikirana no kugenzura ubushyuhe witonze. Ibi nibyingenzi cyane mubushuhe bwinshi nko guteka cyangwa gutunganya ibiryo byinganda. Gushyira mubikorwa sisitemu yo gukurikirana ubushyuhe no gushyiraho uburyo busobanutse bwo gukora birashobora gufasha kwirinda ubushyuhe bukabije.
Twabibutsa kandi ko mugihe PTFE ubwayo idashonga kugeza ubushyuhe bukabije cyane (hafi 620 ° F cyangwa 327 ° C), imiterere yubukorikori bwa fibre yububiko irashobora gutangira kwangirika mubushyuhe buke. Kubwibyo, kuguma mubipimo byubushyuhe ni ngombwa kugirango ukomeze imikorere n'umutekano wibikoresho.
Isuku hamwe nisuku Porotokole kubiribwa byoherejwe hejuru
Isuku ikwiye nogukora isuku ya PTFE yubatswe hejuru ya fiberglass ningirakamaro mugutunganya ibiryo. Amakuru meza nuko imiterere idafatika ya PTFE ituma iyi sura yoroshye kuyisukura. Nyamara, protocole yihariye igomba gukurikizwa kugirango isuku yuzuye itabangamiye igifuniko.
Kugirango usukure bisanzwe, amazi ashyushye hamwe nogukoresha ibikoresho byoroshye birahagije. Irinde gukoresha ibikoresho byogusukura cyangwa imiti ikaze ishobora kwangiza igifuniko cya PTFE. Imyenda yoroshye cyangwa sponges birasabwa gusukura. Nyuma yo gukaraba, isura igomba kwozwa neza namazi meza kugirango ikureho ibintu byose bisigara.
Kugira isuku, isuku yo mu rwego rw’ibiribwa yemerewe gukoreshwa hejuru y’ibiribwa igomba gukoreshwa. Ni ngombwa gukurikiza amabwiriza yabakozwe kubyerekeye kwibanda hamwe nigihe cyo guhura. Nyuma yisuku, ubuso bugomba kongera kwozwa neza namazi meza.
Mu bidukikije bimwe na bimwe bitunganyirizwa ibiryo, hashobora gukoreshwa isuku. PTFE isize fiberglass irashobora kwihanganira isuku ryamazi, ariko hagomba kwitonderwa kutarenza ubushyuhe bwibikoresho. Buri gihe ukurikize ibyifuzo byabakora muburyo bwo gukora isuku nisuku.
Umwanzuro
Imyenda ya PTFE isize fiberglass yerekana ko ari ibikoresho byizewe kandi bifatika kubikorwa byo guhuza ibiryo mugihe byakozwe neza kandi bigakoreshwa. Ihuza ryihariye ryimiterere yimiti, kurwanya ubushyuhe, hamwe nuburyo butari inkoni bituma ihitamo neza kubikorwa bitandukanye byo gutunganya ibiryo no gupakira. Mu gukurikiza amahame ngenderwaho, gukurikiza uburyo bwiza bwo gufata neza no kubungabunga, no gushyira mu bikorwa protocole ikwiye, inganda zishobora gukoresha inyungu za PTFE zometseho fiberglass mugihe umutekano w’ibiribwa uri hejuru. Kimwe nibikoresho byose byahuza ibiryo, nibyingenzi gushakira PTFE ibicuruzwa bya fiberglass biva mubicuruzwa bizwi bashyira imbere ubuziranenge no kubahiriza amabwiriza yumutekano wibiribwa.
Twandikire
Kumyenda yo mu rwego rwohejuru ya PTFE isize fiberglass yujuje ubuziranenge bwumutekano murwego rwo gusaba ibiryo, tekereza Aokai PTFE . Ibicuruzwa byacu bikozwe neza kandi byitondewe, byemeza imikorere myiza n'umutekano mubidukikije bitunganyirizwa. Kugira ngo umenye byinshi kubyerekeye ibicuruzwa bya PTFE bisize fiberglass nuburyo bishobora kugirira akamaro ibikorwa byawe byo gutunganya ibiryo, twandikire kuri mandy@akptfe.com . Reka Aokai PTFE ibe umufatanyabikorwa wawe mukubungabunga umutekano wibiribwa no gukora neza.
Reba
FDA. (2021). Amategeko ngengamikorere ya Leta Umutwe 21, Igice 177 - Ibiryo byongeweho ibiryo bitaziguye: Polymers. Ubuyobozi bw’ibiribwa n’ibiyobyabwenge muri Amerika.
Komisiyo y’Uburayi. (2004). Amabwiriza (EC) No 1935/2004 kubikoresho n'ingingo zigamije guhura nibiryo. Ikinyamakuru cyemewe cy’ubumwe bw’ibihugu by’Uburayi.
Dupont. (2020). DuPont ™ Teflon® Inganda zinganda: Guhuza ibiryo. DuPont de Nemours, Inc.
Warwick, D. (2018). Ibikoresho byo guhuza ibiryo - Rubber, Silicone, Coatings na Inks. Smithers Information Ltd.
ISO. (2018). ISO 22000: 2018 Sisitemu yo gucunga ibiribwa - Ibisabwa kumuryango uwo ariwo wose murwego rwibiryo. Umuryango mpuzamahanga ushinzwe ubuziranenge.
Komisiyo ya Codex Alimentarius. (2003). Basabwe Kode mpuzamahanga yimyitozo Amahame rusange yisuku yibiribwa. Ishami ry'Umuryango w'Abibumbye ryita ku biribwa n'ubuhinzi.
