1. Cov khoom siv raw
Cov khoom siv raw rau kev tsim cov khoom siv refractory tau muab faib ua cov khoom siv raw thiab cov khoom siv raw. Cov khoom siv ntuj tsim muaj xws li ntau yam av nplaum, peridotites, serpentinites, thiab lwm yam, thaum cov khoom siv raw muaj xws li silica, dolomite, limestone, thiab lwm yam. khoom thiab kev ua haujlwm.
2. Cov txheej txheem ntau lawm
Cov txheej txheem tsim khoom ntawm cov khoom siv refractory feem ntau suav nrog cov kauj ruam ntawm cov khoom siv raw, ua, batching, sib tov, shaping, thiab tua. Cov khoom xyaw thiab kev sib xyaw yog cov kev sib txuas tseem ceeb, uas ncaj qha cuam tshuam rau qhov zoo thiab kev ua haujlwm ntawm cov khoom. Muaj ob txoj hauv kev molding tseem ceeb: molding siab thiab yas molding, thiab kev tua hluav taws yog ib qho tseem ceeb rau cov khoom siv refractory kom tau txais cov khoom tsim nyog thiab kev siv tau.
