2024-03-22
Rudis materia components deborosilicate vitrumincluduntur vicus arena, borax, acidum boricum, aluminium hydroxidum, sodium chloridum, calcium oxydatum, oxydatum sodium et polytetrafluoroethylene, vitrum borosilicum altum pondere, in materia rudis partes: quartz arena partes 100, partes 6-10 boraxes, acidum boricum 5 partes -9, aluminii hydroxidi partes 2-4, partes chloridi natrii 1-3, oxydi calcii partes 0,5-1, oxydi natrii partes 4-7, partes polytetrafluoroethylenae 0.3-0.7.