05.Properties ntawm iav khoom

Cov iav yog siv thoob plaws ntau yam vim yog cov iav tso ua ke uas muaj lub teeb pom kev. Hauv kev sib piv, cov ntaub ntawv polycrystalline feem ntau tsis xa cov duab pom.

Nyob rau hauv txoj kev ua ntawm kev tsim ua, silicate iav yuav tsum tau poured, tsim, extruded thiab molded rau hauv cov ntaub ntawv xws li los ntawm daim phaj txaj los yog intricate ntau daim. Cov khoom tiav yog nkig thiab yuav tawg, ntshe yog laminated los yog kho tshwj xeeb, tab sis yog tsis tshua muaj neeg nyob rau hauv ntau cov neeg mob. Nws tuaj yeem ua rau qeeb qeeb thiab tuaj yeem tiv thaiv qhov kev txiav txim ntawm cov dej. Nws feem ntau tiv taus cov tshuaj tua kab mob, tsis hnov mob nrog cov khoom noj, thiab yog ib qho khoom zoo rau kev tsim khoom ntawm lub tais rau zaub mov thiab cov tshuaj feem ntau. Cov iav tseem yog ib yam khoom haum.