Nyob rau hauv cov nqe lus ntawm raw cov ntaub ntawv, tawv tsiaj yog cov khoom tsim hluavtaws khoom siv hluavtaws. Nws cov khoom siv tseem ceeb yog cov ntaub ntawv cob xws li polyvinyl chloride (pvc) thiab cov neeg sawv cev ntawm cov txheej txheem ua ke los ntawm cov txheej txheem tshwj xeeb. Ntawm qhov tod tes, cov tawv nqaij yog raws li cov tawv tsiaj, xws li cowhide thiab sheepskin, thiab nws yuav tsum tau mus dhau ntawm kev ua haujlwm, tanning, tanning thiab dyeing los ua cov khoom tiav.
Cov tawv nqaij tawv tawv tsiaj
Cov tsos yog pom tseeb sib txawv. Kev ntxhib los mos ntawm tawv tawv yog tsis tu ncua thiab zoo, thiab txawm tias nws muaj peev xwm simyn kev hloov pauv ib yam nkaus, thiab zoo nkaus li tsis tshua muaj. Nyob rau hauv kev sib piv, tawv tawv muaj qhov kev ntxhib los mos tshwj xeeb rau txhua daim, thiab yuav muaj cov lus pom zoo li cov yoov tshaj cum thiab kev loj hlob ntawm qhov tseeb ntawm qhov.
Cov tawv nqaij ntuj Cov tawv tsiaj txhu
Hais txog kev ua tau zoo, tawv tawv muaj cov dej tsis kam, txij nkawm niaj hnub, uas tuaj yeem ua tau raws li cov kev xav tau ntawm kev tsim khoom loj. Txawm li cas los xij, nws lub Breadability tsis zoo, thiab nws lub durability yog txwv, thiab nws yog nquag hnav thiab tawg dhau ntawm kev siv ntev. Tawv tawv muaj cov pa ua kom zoo nkauj thiab dej noo permeability, cia nws muaj zog, thiab tuaj yeem siv rau ntau xyoo ntev npaum li nws tau tswj hwm kom zoo. Txawm li cas los xij, nws muaj cov dej ntws tsis ntau, tus nqi siab, thiab vim tias nws tsuas yog muaj cov tsiaj cov tawv nqaij, nws cov khoom ntim tau nyuaj yog qhov nyuaj rau ntawm cov nplai loj.
