I-GEM30 yodongwe yokuvavanya umlilo: Izikhonkwane zodongwe ezikumgangatho ophezulu ezisetyenziselwa uhlalutyo lweentsimbi ezixabisekileyo kusetyenziswa indlela yokuvavanya umlilo. Ngaphezulu kweminyaka engama-20 yamava kushishino lweceramic, sibonelela ngobuchwephesha kunye nenkonzo engenakuthelekiswa nanto. Ii-crucibles zenziwe ukuba zimelane nokushisa okukhulu kwaye zibe namandla okuhambelana naluphi na ubungakanani bebhubhoratri yorhwebo - kunye nobukhulu obuqhelekileyo obukhoyo. Yandisa imveliso yakho kwaye unciphise iindleko zokusebenza ngezi crucibles ezisemgangathweni kodwa ezineendleko.