Menene Nomex? Zaren Amid Mai Karfin Wuta
Masu kashe gobara da direbobin motocin tsere suna rantsuwa da shi, 'yan sama jannati da sojoji suna dogaro da shi—to menene sirrin da ke bayan yadin Nomex? Shin an saka shi ne da sikelin dragon, ko kuma kawai yana da kyau wajen wasa da wuta? Bari mu gano kimiyyar da ke bayan wannan tauraro mai hana wuta!
▶ Gabatarwar Asali na Yadin Nomex
Yadin Nomex
Nomex Fabric wani zare ne mai jure wa harshen wuta wanda DuPont (yanzu Chemours) a Amurka ta ƙirƙiro.
Yana bayar da juriyar zafi, kariya daga wuta, da kuma daidaiton sinadarai - yana ƙonewa maimakon ƙonewa lokacin da aka fallasa shi ga harshen wuta - kuma yana iya jure yanayin zafi har zuwa 370°C yayin da yake da sauƙi kuma yana iya numfashi.
Ana amfani da Nomex Fabric sosai a cikin kayan kashe gobara, kayan aikin soja, kayan kariya na masana'antu, da kuma kayan tsere, wanda hakan ya sa ya sami suna a matsayin ma'aunin aminci saboda ingantaccen aikin ceton rai a cikin mawuyacin yanayi.
▶ Binciken Halayen Kayan Aiki na Nomex Yadi
Properties na Juriyar Zafi
• Yana nuna juriyar harshen wuta ta hanyar tsarin carbonization a 400°C+
• LOI (Limiting Oxygen Index) ya wuce kashi 28%, yana nuna halayen kashe kansa
• Ragewar zafi <1% a 190°C bayan mintuna 30 da aka fallasa
Aikin Inji
• Ƙarfin tauri: 4.9-5.3 g/denier
• Tsawaita lokacin hutu: 22-32%
• Yana riƙe ƙarfinsa da kashi 80% bayan awanni 500 a 200°C
Daidaiton Sinadarai
• Yana jure wa yawancin sinadarai masu narkewar halitta (benzene, acetone)
• Matsakaicin daidaiton pH: 3-11
• Juriyar Hydrolysis ta fi sauran aramids kyau
Halayen Dorewa
• Juriyar lalacewar UV: asarar ƙarfi <5% bayan fallasa awanni 1000
• Juriyar ƙazanta kamar nailan mai ƙarfin masana'antu
• Yana jure wankin masana'antu sama da 100 ba tare da lalacewar aiki ba
▶ Amfani da Nomex Fabric
Kashe Gobara & Amsar Gaggawa
Kayan aikin yaƙi da gobara na gine-gine(shingen danshi da layukan zafi)
Lauyoyin da ke kusa da masu kashe gobara na ceto jiragen sama(yana jure wa yanayin zafi na 1000°C+ na ɗan lokaci)
Tufafin kashe gobara na dajitare da ingantaccen numfashi
Soja & Tsaro
Kayan jirgin sama na matukin jirgi(gami da ma'aunin CWU-27/P na Rundunar Sojan Ruwa ta Amurka)
Kayan aikin ma'aikatan tankitare da kariyar wuta mai walƙiya
CBRNTufafin kariya (Sinadari, Halittu, Radiological, Nukiliya)
Kariyar Masana'antu
Kariyar walƙiyar baka ta lantarki(Biyan NFPA 70E)
Rufin ma'aikatan mai(akwai nau'ikan anti-static)
Tufafin kariya daga waldatare da juriyar sprat
Tsaron Sufuri
Suturar tsere ta F1/NASCAR(FIA 8856-2000 misali)
Kayan aikin ma'aikatan jirgin sama(taron FAR 25.853)
Kayan cikin jirgin ƙasa mai sauri(matakan toshe wuta)
Amfani na Musamman
Safofin hannu na tanda na kicin na Premium(darajar kasuwanci)
Kafofin tacewa na masana'antu(tacewa mai zafi na gas)
Zane mai kyau na jirgin ruwadon jiragen ruwa masu gudu
▶ Kwatanta da Sauran Zaruruwa
| Kadara | Nomex® | Kevlar® | PBI® | Auduga ta FR | Gilashin fiberglass |
|---|---|---|---|---|---|
| Juriyar Wuta | Na asali (LOI 28-30) | Mai kyau | Madalla sosai | An yi wa magani | Ba mai ƙonewa ba |
| Matsakaicin Zafi | 370°C ci gaba da zafi | Iyakar 427°C | 500°C+ | 200°C | 1000°C+ |
| Ƙarfi | 5.3 g/denier | 22 g/denier | - | 1.5 g/denier | - |
| Jin Daɗi | Mafi kyau (MVTR 2000+) | Matsakaici | Talaka | Mai kyau | Talaka |
| Sinadaran Res. | Madalla sosai | Mai kyau | Fitaccen ɗan wasa | Talaka | Mai kyau |
▶ Injin Laser da aka ba da shawarar don Nomex
Mun kera mafita na Laser na musamman don samarwa
Bukatunku = Bayananmu
▶ Matakan Yanke Laser na Nomex Fabric
Mataki na Daya
Saita
Yi amfani da na'urar yanke laser CO₂
An ɗaure masaƙa a kan gadon yankewa
Mataki na Biyu
Yankan
Fara da saitunan wutar lantarki/gudu masu dacewa
Daidaita bisa ga kauri kayan
Yi amfani da taimakon iska don rage ƙonewa
Mataki na Uku
Gama
Duba gefuna don ganin an yanke su da tsabta
Cire duk wani zare mara kyau
Bidiyo mai alaƙa:
Jagora ga Mafi kyawun Wutar Lantarki don Yanke Yadi
A cikin wannan bidiyon, za mu iya ganin cewa yadin yanke laser daban-daban suna buƙatar ƙarfin yanke laser daban-daban kuma mu koyi yadda ake zaɓar ƙarfin laser don kayan ku don cimma yankewa mai tsabta da kuma guje wa alamun ƙonewa.
Gefen kuskure 0: babu sauran lalacewar zare da gefuna masu kauri, ana iya ƙirƙirar tsare-tsare masu rikitarwa da dannawa ɗaya. Inganci biyu: Sau 10 fiye da aikin hannu, kayan aiki mai kyau don samar da taro.
Yadda ake Yanke Sublimation Yadi? Kyamarar Laser Cutter don Wasannin Wasanni
An tsara shi don yankan yadi da aka buga, kayan wasanni, kayan aiki, riguna, tutocin hawaye, da sauran yadi masu ƙauri.
Kamar polyester, spandex, lycra, da nailan, waɗannan yadi, a gefe guda, suna zuwa da ingantaccen aikin sublimation, a gefe guda kuma, suna da kyakkyawan dacewa da yanke laser.
Ƙara koyo game da Laser Cutters & Zaɓuɓɓuka
▶ Tambayoyin da ake yawan yi game da Nomex Fabric
Yadin Nomexmeta-aramidzare na roba wanda aka ƙirƙira taDuPont(yanzu Chemours). An yi shi ne dagaisophthalamide na poly-meta-phenylene, wani nau'in polymer mai jure zafi da kuma jure wuta.
A'a,NomexkumaKevlarba iri ɗaya ba ne, duk da cewa dukkansu biyunZaruruwan aramidAn ƙirƙira shi ta DuPont kuma yana da wasu kaddarorin makamancin haka.
Eh,Nomex yana da juriya ga zafi sosai, wanda hakan ya sanya shi babban zaɓi ga aikace-aikace inda kariya daga yanayin zafi mai yawa da harshen wuta yake da matuƙar muhimmanci.
Ana amfani da Nomex sosai saboda yawan amfani da shi.juriyar zafi, kariyar harshen wuta, da dorewa mai kyauyayin da yake da sauƙi kuma yana da daɗi.
1. Rashin Daidaito Tsakanin Wuta da Zafi
Ba ya narkewa, diga, ko ƙonewacikin sauƙi—maimakon haka, shiyana samar da carbonizesidan aka fallasa shi ga harshen wuta, hakan zai samar da shingen kariya.
Yana jure yanayin zafi har zuwa370°C (700°F), wanda hakan ya sa ya dace da muhallin da ke fuskantar gobara.
2. Kashe Kansa da Ka'idojin Tsaro
Ya yi daidai daNFPA 1971(kayan kashe gobara),EN ISO 11612(kare zafi a masana'antu), da kumaFAR 25.853(wutar iska mai ƙonewa).
Ana amfani da shi a cikin aikace-aikace indagobarar walƙiya, baka na lantarki, ko fashewar ƙarfe mai narkewahaɗari ne.
3. Mai Sauƙi & Mai Daɗi Don Tsawaita Sakawa
Ba kamar asbestos ko fiberglass mai girma ba, Nomexmai numfashi da sassauƙa, yana ba da damar motsi a cikin ayyukan da ke da haɗari sosai.
Sau da yawa ana haɗa su daKevlardon ƙarin ƙarfi kokammalawa mai jure tabodon aiki.
4. Dorewa & Juriyar Sinadarai
Yana riƙe da ƙarfimai, abubuwan narkewa, da sinadarai na masana'antuya fi yadi da yawa kyau.
Tsayayyagogewa da kuma wankewa akai-akaiba tare da rasa kaddarorin kariya ba.
