04. Fused iav

Fused iav yog iav uas tau raug rho tawm (cua sov ua tiav) nyob rau hauv ib qho ntawm qhov kub ntawm 593 ° C (1,099 ° F) mus rau 816 ° C (1,501 ° F). Muaj 3 lub ntsiab lus tseem ceeb rau kev teev npe kub thiab qhov tshwm sim ntawm lub khob.

Tag nrho cov tswv yim no tuaj yeem siv mus rau ib qho iav ua haujlwm nyob hauv kev cais hluav taws xob ntxiv rau qhov tob, nyem thiab duab.

Fused iav cov tswv yim feem ntau yog siv los tsim daim duab iav, iav vuas, thiab cov hniav nyiaj hniav kub, cov ris tsho hnav ris tsho. Kev siv cov kev lag luam tso cai rau tsim cov khoom loj, cov khoom siv xws li cov tais diav, tais, cov tais, thiab ntoo. Kev tsim cov khoom ua haujlwm feem ntau yuav tsum muaj 2 lossis tshaj saud cais, ib qho rau lub khob thiab ob lub voj nws ua kom zoo.