Ingilazi ye-borosilucate uhlobo lwengilazi eyaziwa ngokumelana kwalo okuphezulu ekushiseni nasekushayweni okushisayo. Kwakhiwa ngokuyinhloko iSilica neBoron Oxide, enikeza izakhiwo zayo ezihlukile.
Ingilazi ye-borosilicate inenqwaba yokwanda okushisayo, okusho ukuthi ayikhuli noma inkontileka kakhulu lapho kuvezwa ushintsho ekushiseni. Lokhu kwenza ukuthi imelane kakhulu ekucindezelekeni okushisayo futhi ikuvumela ukuthi ibekezelele izinguquko zokushisa ezisheshayo ngaphandle kokuphuka.
Sekukonke, ingilazi ye-borossilland ibaluleke kakhulu ngezakhiwo zayo ezihlukile ezishisayo, ukumelana kwamakhemikhali, nokucaca okubonakalayo. Ukusebenza kwayo okuhlukahlukene nokuqina kuye kwakwenza kwaba yinto ekhethwayo emikhakheni ehlukahlukene, ikakhulukazi kwizilungiselelo zelebhu kanye nezinhlelo zokusebenza ze-glassare ezikhethekile.