Ceramic Tableware Raws li

Cov pleev xim rau ntawm phab ntsa sab hauv ntawm ceramic tableware tej zaum yuav muaj xim ci, tab sis cov xim glaze muaj cov hlau hnyav xws li txhuas, mercury, thiab cadmium. Ntawm lawv, cadmium thiab txhuas tuaj yeem ua rau daim siab lossis lwm yam tshuaj lom visceral, thaum mercury tuaj yeem ua rau daim siab thiab lub raum sclerosis. Cov xim glaze ntau muaj nyob rau hauv ceramics, cov xim muaj zog ntau dua, thiab cov sib txuas ntxiv xws li txhuas thiab cadmium muaj.
Cov lus qhia txog kev noj qab haus huv: Thaum xaiv ceramic tableware, tsis txhob tso ntau dhau ntawm cov qauv, tshwj xeeb tshaj yog tsis txhob siv lub tais thiab cov phaj nrog cov pleev xim sab hauv. Cov khoom siv tshiab tshiab tuaj yeem muab tso rau hauv cov kua txiv hmab txiv ntoo rau 2-3 teev kom yaj cov khoom tsis zoo nyob rau hauv glaze. Tsis tas li ntawd, tsis txhob kub cov porcelain hauv lub microwave.
Underglaze xim porcelain yog qhov zoo tshaj plaws, nrog cov qauv xim feem ntau xiav ntsuab thiab tsawg dua liab daj
Underglaze xim yog thawj coated nrog pigment, ces glazed, thiab ces ncaj qha raug rho tawm haujlwm ntawm kub kub. Txij li cov ntsiab lus qis melting tsis tas yuav tsum tau, cov hmoov lead tsis tas yuav tsum tau ntxiv rau cov xim, thiab cov xim tsis yooj yim rau precipitate, ua kom muaj kev nyab xeeb tshaj plaws; Nyob rau hauv glaze xim yog thawj glazed, ces pleev xim rau, thiab ces raug rho tawm haujlwm ntawm kub kub. Nws tsis muaj txhuas thiab cov xim yog nyuaj rau precipitate, ua rau nws muaj kev nyab xeeb.
Cov cheeb tsam nrog cov qauv hauv cov xim underglaze muaj kev ntxhib los mos thiab glossiness zoo heev, thaum cov cheeb tsam nrog cov qauv hauv cov xim underglaze nyob nruab nrab ntawm ob. Txawm hais tias glossiness zoo, qhov kev ntxhib los mos tsis du.