Yuav daws qhov teeb meem ntawm cov iav fragile khoom ntawm cov fwj tshuaj pleev ib ce?
Raws li peb txhua tus paub, lub ntsiab yam ntxwv ntawm lubcosmetic teeb lub raj misCov khoom siv iav yog: tsis muaj mob, tsis muaj ntxhiab; pob tshab, zoo nkauj, zoo barrier, airtight, ntau thiab ntau raw cov ntaub ntawv, lub cosmetic teeb lub raj mis iav khoom yog tsis tshua muaj nqi, thiab yuav siv tau ntau zaus. Lub raj mis muaj qhov zoo ntawm kev tiv thaiv tshav kub, kev ua haujlwm siab thiab kev tu, thiab tuaj yeem ua kom tsis muaj menyuam ntawm qhov kub thiab txias thiab khaws cia ntawm qhov kub thiab txias. Cov ntaub ntawv tseem ceeb ntawm cov khoom siv tshuaj pleev ib ce lub raj mis yog cov khoom siv ntuj tsim, quartz pob zeb, caustic soda, limestone, thiab lwm yam. Cov khoom siv tshuaj pleev ib ce lub raj mis iav muaj qhov siab ntawm pob tshab thiab corrosion kuj, thiab yuav tsis hloov cov khoom siv hauv kev sib cuag nrog. feem ntau cov tshuaj pleev ib ce.
Txawm li cas los xij, cov khoom siv iav ntawm cov fwj tshuaj pleev ib ce kuj tseem muaj qhov tsis zoo, xws li hnyav hnyav, kev thauj mus los thiab cov nqi khaws cia, kev cuam tshuam, thiab brittleness. Fragility yog ib qho teeb meem hauv kev siv cov khoom siv iav ntawm lubcosmetic teeb lub raj mis, uas txwv kev siv txhua hnub ntawm cov tshuaj pleev ib ce lub raj mis ua los ntawm cov khoom siv iav. Yog li, yuav ua li cas los daws qhov teeb meem tsis yooj yim ntawm iav kom zoo nkauj teeb lub raj mis?
Cov khoom siv iav yog ib qho nyuaj tab sis tsis yooj yim, nrog cov pob tshab zoo, qhov kub thiab txias tsis kam, corrosion kuj thiab lwm yam khoom; tib lub sij hawm, steel yog ib qho nyuaj thiab tsis nkig, thiab kuj muaj cov yam ntxwv ntawm kev kub siab ua hauj. Yog li cov neeg pib xav tias yog tias cov khoom siv nrog lub hardness, kub tsis kam, thiab corrosion kuj ntawm iav tuaj yeem ua tau, thiab cov yam ntxwv ntawm cov hlau hnyav thiab tsis tawg, cov khoom siv no yuav muaj txiaj ntsig zoo. Cov tsos ntawm iav fiber reinforced yas daws qhov teeb meem uas cov khoom siv iav kom hniav zoo nkauj teeb lub raj mis yog qhov tawg. FRP, uas yog, fiber ntau cov yas, feem ntau yog hais txog cov matrix ntawm unsaturated polyester, epoxy resin thiab phenolic resin reinforced iav fiber. Reinforced yas nrog iav fiber los yog nws cov khoom raws li cov khoom siv reinforcing yog hu ua iav fiber reinforced yas, los yog iav fiber reinforced yas. Vim muaj ntau hom resins siv, nws yog hu ua polyester fiberglass, epoxy fiberglass thiab phenolic fiberglass. Cov khoom siv iavcosmetic teeb lub raj misyog lub teeb thiab tawv, tsis-conductive, ruaj khov nyob rau hauv kev ua tau zoo, siab nyob rau hauv mechanical zog, tsawg dua nyob rau hauv recycling thiab corrosion-resistant.
