Nws xav tau ntau yam kev kho mob tshuaj lom neeg thiab kev kho tshuab los ntawm cov tawv nqaij nyoos mus rau tawv tiav, feem ntau xav tau 30-50 txoj haujlwm ua haujlwm. Feem ntau muab faib ua plaub theem: kev npaj rau tanning, txheej txheem tanning, txheej txheem ntub tom qab tanning thiab ziab & txheej txheem tiav.
A. Cov txheej txheem tsim cov khau sab saud ntawm cov tawv nyuj
Cov tawv nqaij nyoos: Cov tawv nqaij nyuj ntsev
1. Kev Npaj Rau Kev Tanning
Kev Ua Pawg → Kev Ntsuas → Ua Ntej-Soaking → Fleshing → Main-Soaking → Kev Ntsuas → Liming → Fleshing → Split Caj Dab
2. Cov Txheej Txheem Tanning
Qhov hnyav → Ntxuav → Tshem tawm → Mos → Pickling → Chrome Tanning → Stacking
3. Txheej Txheem Ua Kom Tawv Nqaij Tom Qab Tanning
Xaiv & Pawg → Sammying → Splitting → Shaving → Trimming → Weighing → Ntxuav → Chrome Re-Tanning → Neutralizing → Re-Tanning → Dyeing & Rog Liquoring → Ntxuav → Stacking
4. Kev ziab thiab txheej txheem tiav
Teem Tawm → Ziab Tshuab Nqus → Stewing → Dai Qhuav → Wetting Back → Staking → Milling → Toggling Ziab → Trimming → Xaiv
(1) Tawv Sab Sauv Uas Muaj Tag Nrho Cov Qoob Loo:Kev Ntxuav → Txheej → Ironing → Kev Faib Tawm → Kev Ntsuas → Kev Khaws Cia
(2) Tawv Sab Sauv Kho Kom Zoo:Buffing → Tshem plua plav → Qhuav Filling → Dai Qhuav → Staking → Xaiv → Buffing → Tshem plua plav → Ironing → Txheej → Embossing → Ironing → Faib tawm → Ntsuas → Cia
B. Tawv Nqaij Yaj
Tawv Nqaij Raw: Tawv Nqaij Yaj
1. Kev Npaj Rau Kev Tanning
Kev Ua Pawg → Kev Ntsuas → Ua Ntej-Soaking → Fleshing → Main-Soaking → Fleshing → Stacking → Pleev Xim Nrog Txiv Qaub → Stewing → Liming → Ntxuav-Fleshing → Ntxuav → Split Caj Dab → Ntxuav → Reliming → Ntxuav
2. Cov Txheej Txheem Tanning
Qhov hnyav → Ntxuav → Tshem tawm → Mos → Pickling → Chrome Tanning → Stacking
3. Txheej Txheem Ua Kom Tawv Nqaij Tom Qab Tanning
Xaiv & Pawg → Sammying → Shaving → Trimming → Weighing → Ntxuav → Chrome Re-Tanning → Ntxuav-Neutralizing → Re-Tanning → Dyeing & Rog Liquoring → Ntxuav → Stacking
4. Kev ziab thiab txheej txheem tiav
Teem Tawm → Dai Kom Qhuav → Rov Qab Ua Kom Ntuav → Staking → Milling → Toggling Kom Qhuav → Trimming → Ntxuav → Txheej → Ironing → Faib Tawm → Ntsuas → Khaws Cia
