labarai

1. Ƙarfin tauri
Ƙarfin tauri shine matsakaicin matsin lamba da abu zai iya jurewa kafin ya miƙe. Wasu kayan da ba su da rauni suna lalacewa kafin su fashe, ammaKevlar® (aramid) zare, zaruruwan carbon, da zaruruwan gilashin E suna da rauni kuma suna fashewa ba tare da wani canji ba. Ana auna ƙarfin tauri a matsayin ƙarfi a kowane yanki (Pa ko Pascals).

2. Yawa da Rabon Ƙarfi da Nauyi
Idan aka kwatanta yawan kayan guda uku, za a iya ganin manyan bambance-bambance a cikin zare uku. Idan aka yi samfura uku masu girman iri ɗaya da nauyi, da sauri zai bayyana cewa zare na Kevlar® sun fi sauƙi, tare da zare na carbon a kusa da daƙiƙa kumaZaren gilashi na lantarkimafi girman.

3. Matashin Young
Tsarin Young shine ma'aunin taurin kayan roba kuma hanya ce ta kwatanta abu. An bayyana shi a matsayin rabon damuwa ta uniaxial (a hanya ɗaya) zuwa ga nauyin uniaxial (nakasa a hanya ɗaya). Tsarin Young = damuwa/haɗari, wanda ke nufin cewa kayan da ke da babban tsarin Young sun fi tauri fiye da waɗanda ke da ƙarancin tsarin Young.
Taurin zaren carbon, Kevlar®, da zaren gilashi ya bambanta sosai. Zaren carbon ya ninka zaren aramid sau biyu kuma ya ninka zaren gilashi sau biyar. Abin da ke haifar da taurin zaren carbon shi ne cewa yana da saurin karyewa. Idan ya gaza, ba ya nuna yawan tauri ko nakasa.

4. Rashin ƙonewa da lalacewar zafi
Dukansu Kevlar® da carbon fiber suna jure wa yanayin zafi mai yawa, kuma babu ɗayansu da ke da wurin narkewa. An yi amfani da kayan biyu a cikin tufafi masu kariya da kuma masaku masu jure wa wuta. Fiberglass zai narke daga ƙarshe, amma kuma yana da matuƙar juriya ga yanayin zafi mai yawa. Tabbas, zare-zaren gilashi masu sanyi da ake amfani da su a gine-gine na iya ƙara juriya ga wuta.
Ana amfani da zare na carbon da Kevlar® don yin barguna ko tufafi masu kariya daga gobara ko walda. Ana amfani da safar hannu na kevlar a masana'antar nama don kare hannaye yayin amfani da wukake. Tunda ba kasafai ake amfani da zare da kansu ba, juriyar zafi na matrix (yawanci epoxy) shima yana da mahimmanci. Idan aka yi zafi, resin epoxy yana laushi da sauri.

5. Lantarki mai amfani da wutar lantarki
Fiber na carbon yana gudanar da wutar lantarki, amma Kevlar® dafiberglasskar a yi. Ana amfani da Kevlar® don jan wayoyi a cikin hasumiyoyin watsawa. Duk da cewa ba ya fitar da wutar lantarki, yana shan ruwa kuma ruwa yana gudanar da wutar lantarki. Saboda haka, dole ne a shafa wani shafi mai hana ruwa shiga Kevlar a irin waɗannan aikace-aikacen.

6. Lalacewar UV
Zaruruwan Aramidzai lalace a cikin hasken rana da kuma yanayin UV mai yawa. Zaruruwan carbon ko gilashi ba su da saurin kamuwa da hasken UV. Duk da haka, wasu matrices na yau da kullun kamar resin epoxy ana ajiye su a cikin hasken rana inda zai yi fari da kuma rasa ƙarfi. Resin polyester da vinyl ester sun fi juriya ga UV, amma sun fi rauni fiye da resin epoxy.

7. Juriyar gajiya
Idan aka maimaita lanƙwasa wani ɓangare aka daidaita shi, daga ƙarshe zai lalace saboda gajiya.Zaren carbonyana da ɗan saurin kamuwa da gajiya kuma yana iya yin kasawa a hankali, yayin da Kevlar® ya fi jure gajiya. Fiberglass yana tsakaninsa.

8. Juriyar ƙazanta
Kevlar® yana da juriya sosai ga gogewa, wanda hakan ke sa yankewa ya zama da wahala, kuma ɗaya daga cikin amfanin da Kevlar® ke yi shi ne a matsayin safar hannu don kariya ga wuraren da gilashi zai iya yanke hannu ko kuma inda ake amfani da wukake masu kaifi. Zaren carbon da gilashi ba su da juriya sosai.

9. Juriyar sinadarai
Zaruruwan Aramidsuna da saurin kamuwa da sinadarai masu ƙarfi, tushe da wasu sinadarai masu hana iskar oxygen (misali, sodium hypochlorite), waɗanda ke iya haifar da lalacewar zare. Ba za a iya amfani da sinadarin chlorine na yau da kullun (misali Clorox®) da hydrogen peroxide tare da Kevlar® ba. Ana iya amfani da sinadarin oxygen bleach (misali sodium perborate) ba tare da lalata zaren aramid ba.

10. Halayen haɗin jiki
Domin zare-zaren carbon, Kevlar® da gilashi su yi aiki yadda ya kamata, dole ne a riƙe su a wurinsu a cikin matrix (yawanci resin epoxy). Saboda haka, ikon epoxy na haɗuwa da zare-zare daban-daban yana da matuƙar muhimmanci.
Dukansu carbon dazaruruwan gilashizai iya mannewa cikin sauƙi a kan epoxy, amma haɗin aramid fiber-epoxy bai yi ƙarfi kamar yadda ake so ba, kuma wannan raguwar mannewa yana ba da damar shigar ruwa cikin ruwa. Sakamakon haka, sauƙin da zare aramid zai iya sha ruwa, tare da mannewa mara kyau ga epoxy, yana nufin cewa idan saman mahaɗin kevlar® ya lalace kuma ruwa zai iya shiga, to Kevlar® na iya sha ruwa tare da zare kuma ya raunana mahaɗin.

11. Launi da saka
Aramid zinariya ce mai sauƙi a yanayinta na halitta, ana iya yin fenti kuma yanzu tana zuwa da launuka masu kyau da yawa. Fiberglass kuma yana zuwa da launuka masu launi.Zaren carbonkoyaushe yana da baƙi kuma ana iya haɗa shi da aramid mai launi, amma ba za a iya canza masa launi ba.