• Kev xaiv cov khoom siv: Cov av nplaum zoo tib yam tuaj yeem siv rau kev tsim cov tais diav, thiab cov kev xav tau tsis nruj npaum li cov plooj (porcelain).
• Moulding: Cov txheej txheem molding ntawm cov lauj kaub tais diav zoo ib yam li cov plooj (porcelain), feem ntau suav nrog kev pov, plam kev txhaj tshuaj molding thiab nias.
• Kev ziab khaub ncaws: Zoo li cov plooj (porcelain), lub cev cov tais diav kuj yuav tsum tau qhuav.
• Glazing lossis tsis glazing: Cov lauj kaub tais diav tuaj yeem unglazed kom tswj tau lub ntiaj teb qub xim zoo nkauj; nws tseem tuaj yeem ua glazed kom muaj kev zoo nkauj thiab kev ua tau zoo.
• Kev tua hluav taws: Qhov kub ntawm lub lauj kaub tais diav yog qhov qis, feem ntau ntawm 800 degree -1100 degree .
III. Lub cev muaj zog
1. Ceev thiab hardness
Vim muaj qhov kub thiab txias thiab cov khoom siv purity siab, cov plooj (porcelain) muaj cov qauv sab hauv, siab hardness thiab muaj zog khawb tsis kam. Lub lauj kaub tais diav yog qhov ntxhib, nrog qhov ntom ntom thiab tawv, thiab yooj yim khawb.
2. Tus nqi nqus dej
Cov dej nqus dej ntawm cov plooj (porcelain) yog qhov tsawg heev, yuav luag xoom, uas ua rau cov plooj (porcelain) tsis yooj yim rau nqus cov stains thiab yooj yim los ntxuav. Lub lauj kaub tais diav muaj qhov nqus dej siab thiab yooj yim nqus dej thiab stains, yog li nws yuav tsum tau ceev faj ntau dua thaum ntxuav.
3. Translucency
Cov plooj (porcelain) zoo tshaj plaws muaj qee qhov kev hloov pauv, tshwj xeeb tshaj yog cov plooj (porcelain) nyias nyias, uas yog qhov tshwj xeeb tshaj plaws. Lub lauj kaub tais diav tsis muaj translucency, uas yog vim nws cov qauv xoob xoob.
4. Kev ntxhib los mos thiab suab zoo
Kev ntxhib los mos ntawm cov plooj (porcelain) yog zoo thiab du, thiab nws tuaj yeem ua suab nrov thaum khob. Lub lauj kaub tais diav, ntawm qhov tod tes, muaj qhov ntxhib ntxhib ntxhib los mos thiab ua suab nrov thaum khob.