Ceramic tableware ndizomwe zimagwiritsidwa ntchito kwambiri pamiyoyo yathu.Pamaso pa ceramic tableware yokhala ndi mitundu yokongola, mawonekedwe okongola ndi mawonekedwe okongola pamsika, nthawi zambiri timakonda.Mabanja ambiri amawonjezera ndikusintha ma ceramic tableware nthawi zonse.Komabe, malinga ndi zotsatira za kuyesa kwa zinthu zadothi pamsika ndi mabungwe oyesera omwe akuyenera kuyesedwa m'zaka zaposachedwa, mtundu wa zinthu zadothi pamsika ndi wosagwirizana, ndipo zina zadothi zotsika kwambiri zopangidwa ndi mabizinesi osakhazikika zimakhala ndi vuto la lead mopitilira muyeso wazitsulo zolemera kwambiri. kuwonongeka.
Kodi heavy metal mu ceramic tableware imachokera kuti?
Kaolin, cosolvent ndi pigment zidzagwiritsidwa ntchito popanga ceramic.Zinthuzi nthawi zambiri zimakhala ndi zitsulo zolemera, makamaka inki yomwe imagwiritsidwa ntchito pazakudya zamitundu.Chifukwa cha kumamatira bwino kwa chitsulo chotsogolera, mtovu umawonjezeredwa kuzinthu izi, makamaka mitundu yamitundu yowala kwambiri.
Ndiko kunena kuti, zida zomwe zili ndi zitsulo zolemera, makamaka lead, ziyenera kugwiritsidwa ntchito popanga zida za ceramic.Koma si utsogoleri umene uli nawo umene umawononga thanzi lathu, koma mtovu umene ungasungunuke n’kudyedwa ndi ife.Ceramic firing glaze imagwiritsidwa ntchito ngati filimu yoteteza kuteteza kutulutsa zitsulo zolemera mu pigment ndi dongo ladongo.Ndi chitetezo cha glaze ichi, chifukwa chiyani pali chiopsezo cha mvula yamtovu mu ceramic tableware?Izi ziyenera kutchula njira zitatu za ceramic tableware: mtundu wa underglaze, underglaze color and overglaze color.
1. Mtundu wa Underglaze
Mtundu wa underglaze ndi utoto, utoto ndiyeno glaze pa kutentha kwambiri.Kunyezimira uku kumakwirira pigment bwino, ndipo kumakhala kosalala, kofunda komanso kosalala, kopanda kumverera kowoneka bwino komanso kowoneka bwino.Malingana ngati glaze ilibe, chiwopsezo cha mvula yamtovu chimakhala chochepa kwambiri, ndipo zitsulo zolemera sizidzapitirira muyezo.Monga tebulo lathu latsiku ndi tsiku, ndilotetezeka kwambiri.
2. Underglaze mtundu
Mtundu mu glaze ndi glaze pa kutentha poyamba, kenako penti ndi mtundu, ndiyeno ntchito wosanjikiza glaze pa kutentha kwambiri.Palinso mtundu wonyezimira womwe umapangitsa kuti pigment isiyanike ndikuyimitsa kukhala chakudya.Ma ceramics omwe amawotchedwa pa kutentha kwakukulu kawiri ndi olimba komanso osamva, ndipo amatha kugwiritsidwa ntchito ngati zida zotetezeka.
3. Mtundu wa overglaze
Overglaze mtundu choyamba glazed pa kutentha, ndiye utoto ndi akuda, ndiyeno moto pa otsika kutentha, ndiye kuti, palibe chitetezo cha glaze pa kunja wosanjikiza pigment.Imawotchedwa pa kutentha kochepa, ndipo zosankha zamtundu zomwe zingasinthidwe zimakhala zazikulu kwambiri, zokhala ndi maonekedwe olemera ndi mitundu.Mtundu umasintha pang'ono ukawombera, ndipo umamveka ngati wopindikira komanso wowoneka bwino.
Kodi mungasiyanitse bwanji ngati zitsulo zolemera mu ceramic tableware zimaposa muyezo?
1. Sankhani ceramic tableware yokhala ndi opanga nthawi zonse ndi ma tchanelo.Boma lili ndi mfundo zokhwima za zinthu zadothi zadothi, ndipo zopangidwa ndi opanga nthawi zonse zimatha kukwaniritsa miyezoyo.
2. Samalani mtundu wa tebulo la ceramic.Kuwala kumakhala kofanana, ndipo mawonekedwe ake ndi abwino komanso osakhala ovuta.Gwirani pamwamba pa tableware kuti muwone ngati ndi yosalala, makamaka khoma lamkati.The tableware ndi khalidwe labwino alibe particles osagwirizana.Zadothi zokhala ndi yunifolomu komanso mawonekedwe okhazikika nthawi zambiri zimakhala zopangidwa ndi opanga nthawi zonse.
3. Osagula zida za ceramic zokhala ndi mitundu yowala komanso mawonekedwe chifukwa chofunafuna kukongola ndi zachilendo.Kuti ziwoneke bwino, zida zamtundu uwu nthawi zambiri zimawonjezera zitsulo zolemera ku glaze.
4. Ndi bwino kusankha ceramic tableware ndi underglaze mtundu ndi underglaze mtundu njira.Njira ziwirizi ndizovuta kwambiri.Kunyezimira komwe kumapangidwa popanga zinthu kumatha kusiyanitsa zinthu zovulaza ndikuletsa kusungunuka kwazitsulo zolemera pogwiritsira ntchito.
5. Musanagwiritse ntchito ceramic tableware, choyamba wiritsani m'madzi otentha kwa mphindi zisanu, kapena zilowerere mu vinyo wosasa kwa mphindi 2-3 kuti musungunule zinthu zapoizoni mu tableware.
Nthawi yotumiza: Nov-06-2022
