Kev txheeb xyuas cov khoom muaj tseeb thiab cuav rau cov hnab tawv
Thaum lub sij hawm txheeb xyuas, cov khoom yuav tsum tau kuaj xyuas ua ntej los txiav txim seb hom tawv tawv. Yog tias siv "cov tawv tiag tiag" tawv tawv nrog cov yam ntxwv tsis hloov pauv thiab qub:
Nyuj nkaum muaj me me pores thiab tawg ob lub qhov muag, uas yog irregular thiab kuj zoo ib yam; Lub eyelets ntawm tshis plaub yog teem nyob rau hauv kab nyob rau hauv cov duab ntawm "vuas"; Cov tawv nqaij npua muaj peb lub qhov thiab ib pawg, muab faib ua "cov khoom"; Cov nqaij fibers ntawm nyuj nkaum yog zoo; Buffalo tawv yog ntxhib thiab muaj pores loj. Yog tias cov txheej txheej nplej tau poob nws cov yam ntxwv qub tom qab hloov kho, nws yuav tsum tau ua tib zoo cais thiab txheeb xyuas raws li cov txheej txheem ua haujlwm.
Saib cov yam ntxwv
"Aniline tawv, uas yog coated nrog aniline, yog yus muaj los ntawm ib tug crystal ntshiab nto uas ci heev, tab sis tsis hnyav los yog yas." Ntuj tawv yog siav rau hauv tawv. Cowhide feem ntau yog 5-6mm tuab, nrog rau txheej txheej nplej ntawm qhov chaw. Cov ntaub so ntswg zoo thiab compact, du thiab zoo nkauj, thiab muaj lub zog zoo thiab hnav tsis kam; Cov txheej sab hauv yog suede txheej nrog tuab fibers, qhov khoob loj, thiab fluff ntawm qhov chaw. Qhov saum npoo ntawm thawj txheej tawv yog smoother thiab tiaj tus dua li ntawm ob txheej tawv, thiab ob txheej tawv yog me ntsis ntxhib. Qhov saum npoo ntawm ob-txheej tawv tsis tuaj yeem ntxhib tom qab txheej txheej, hloov zaj duab xis, lossis daim ntawv thov zaj duab xis, tab sis cov ntaub ntawv hloov cov tawv tawv tsis zoo rau qhov kub thiab txias tsis zoo thiab ua rau wrinkles tsawg. Nyuj nkaum tawv tawv yog tiaj thiab tsis muaj qhov tsis xws luag tom qab embossing, thaum npua nkaum tawv tawv feem ntau muaj peb pawg ntawm qhov hws uas muaj qhov dull luster. Thaum qhov sib txawv ntawm cov tawv tawv thiab cov tawv tawv pem hauv ntej, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov tawv tawv trimmed yog ib qho qauv uas rhuav tshem cov txheej txheej qub thiab tom qab ntawd nias. Cov qauv tuaj yeem coj los ntawm nyuj, yaj, thiab npua tawv nqaij, tab sis tus qauv tsis muaj qhov hws, thiab cov qauv ntab ntawm cov tawv nqaij, thaum cov tawv pem hauv ntej muaj qhov pores, uas tuaj yeem txheeb xyuas tau los ntawm kev soj ntsuam kom zoo.