izindaba

Ama-glaze e-ceramic kanye nemihlobiso yethayela kudinga imibala ekwazi ukumelana namazinga okushisa aphezulu ngenkathi kugcinwa imibala ezinzile, egqamile, kanye nemibala ye-iron oxide ehamba phambili kulokhu. Le mibala ibilokhu isetshenziswa ezintweni zobumba amakhulu eminyaka, futhi intuthuko yanamuhla ithuthukise ukusebenza kwayo kuphela, okwenza kube ukukhetha okuphezulu kwabakhiqizi bamathayela, ababumbi, kanye nabaculi bezinto zobumba.​

Ukumelana nokushisa okuphezulu kuyisici esichazayo sama-pigment e-iron oxide ekusetshenzisweni kwe-ceramic. Uma eshiswa ema-oven emazingeni okushisa asukela ku-1000°C kuya ku-1300°C, la ma-pigment agcina umbala wawo uphelele, ngokungafani nama-pigment amaningi e-organic abola noma anyamalale ngaphansi kokushisa okukhulu kangaka. Lokhu kuzinza kuqinisekisa ukuthi ama-glaze e-ceramic nama-tile agcina umbala wawo ohlosiwe ngemva kokushisa, into ebalulekile ekufinyeleleni imiphumela ehambisanayo ekukhiqizweni okukhulu kanye nobumba lobuciko. Kungakhathaliseki ukuthi asetshenziswa kuma-glaze acwebezelayo noma acwebezelayo, ama-pigment e-iron oxide aletha intuthuko yombala ethembekile, evumela abakhiqizi ukuthi bakhiqize amathayili nezitsha zobumba ezinemibala efanayo.​
Ukuthuthukiswa kombala ozinzile kungenye inzuzo ebalulekile yama-pigment e-iron oxide kuma-ceramics. Asebenzisana ngendlela ebikezelayo nezinhlobo ezahlukene zama-glaze, okuhlanganisa nalawo aqukethe i-silica, i-alumina, kanye nama-fluxing agents, okuholela emiphumeleni yombala ehambisanayo. Lokhu kubikezela kubalulekile ekuhlobiseni amathayili, lapho amaqoqo amakhulu amathayili kufanele afane kahle ukuze adale imiklamo ehlangene. Ababumbi nabo bayakwazisa lokhu kuzinza, njengoba kubavumela ukuthi bazame ukwakheka kwama-glaze ngenkathi begcina ukulawula umbala wokugcina wezingcezu zabo. Kusukela kubomvu obujulile kanye nonsundu ocebile kuya kophuzi ofudumele kanye nomnyama womhlaba, ama-pigment e-iron oxide anikeza uhla lwemibala ezinzile ethuthukisa ukukhanga kobuhle bemikhiqizo ye-ceramic.​
Ama-pigment e-iron oxide ayakwazi ukusetshenziswa ngezindlela eziningi ze-ceramic, afaneleka kokubili i-glaze kanye nombala womzimba. Kuma-glaze, angadala imiphumela ehlukahlukene, kusukela emibala eqinile kuya ekuqedeni okuhlukahlukene noma okunamachashazi, kuye ngokuthi i-pigment ingakanani kanye nokwakheka kwe-glaze. Uma engezwa emzimbeni we-ceramic uqobo, akhiqiza umbala ofanayo kuyo yonke into, aqede isidingo sama-glaze kwezinye izitayela zokuhlobisa. Lokhu kuguquguquka kuvumela abaculi be-ceramic nabakhiqizi ukuthi bahlole amathuba amaningi okuklama, kusukela kwendabuko kuya kwesimanje.​
Ukuhambisana kwama-pigment e-iron oxide nezindawo ezahlukene zokudubula kungenye inzuzo. Asebenza kahle kokubili ezindaweni zokushisa kanye nezokunciphisa, okunikeza ama-ceramicist ukuguquguquka ezinqubweni zawo zokudubula. Lokhu kuvumelana nezimo kubaluleke kakhulu ekukhiqizeni imiphumela yemibala ehlukile, njengoba i-pigment efanayo ingaveza imibala ehlukene kancane kuye ngesimo se-oksijini. Isibonelo, i-red iron oxide ingase ibonakale ikhanya kakhulu emlilweni wokushisa, kuyilapho ithatha ithoni ejulile necebile endaweni yokushisa.​
Ukusebenza kahle kwezindleko nakho kunegalelo ekuthandweni kwama-pigment e-iron oxide kuma-ceramics. Amandla awo aphezulu okufaka umbala asho ukuthi inani elincane lihamba ibanga elide, kunciphisa izindleko zezinto zokwakha. Ngaphezu kwalokho, ukuqina nokuqina kwawo kunciphisa imfucuza, njengoba izingcezu ezimbalwa zenqatshwa ngenxa yokungafani kombala. Lokhu kuzenza zibe ukukhetha okungabizi kokubili ekukhiqizweni kwamathayela amakhulu kanye nasezitudiyo ezincane zobumba.​
Ngamafuphi, ama-pigment e-iron oxide afaneleka kakhulu kuma-glaze e-ceramic kanye nokuhlobisa amathayela ngenxa yokumelana kwawo nokushisa okuphezulu, ukuthuthukiswa kombala okuzinzile, ukuguquguquka, kanye nokusebenza kahle kwezindleko. Avumela ukudalwa kwemikhiqizo ye-ceramic enhle, eqinile, nephephile, kusukela kumathayela asebenzayo kuya kobumba lobuciko, okuhlangabezana nezidingo zabakhiqizi kanye nabathengi.


Isikhathi sokuthunyelwe: Agasti-04-2025