1. Scientific Foundations of Hollow Glass Microspheres 1.1 Composition and Microstructure one.one.1 Chemical Composition: Borosilicate Dominance Hollow glass microspheres (HGMs) are primarily composed of borosilicate glass, a cloth renowned for its lower thermal enlargement coefficient and chemical inertness. The chemical makeup ordinarily involves silica (SiO₂, fifty-90%), alumina (A... https://www.vevioz.com/post/1845455_trunnano-focuses-on-providing-a-full-range-of-high-quality-3d-printing-powders-t.html