15 Must-Know FAQs About Aerogel: The "Future Material" Redefining Thermal Insulation 2026-02-07
This FAQ guide unpacks silica aerogel, the flagship thermal insulation material known as "solid smoke"—a nanoporous, non-toxic solid with ultra-low density and thermal conductivity, dubbed the ultimate insulation for blocking all heat transfer modes. Pure aerogel is brittle, so practical options are composites like flexible blankets and rigid boards, mass-produced for civil use across -200℃ to 1500℃ applications (industrial insulation, construction, EV battery thermal management, etc.). It boasts superior insulation, waterproofing, Class A flame retardancy and easy installation, yet costs more than traditional materials (prices halved in China over a decade) and has dust-shedding challenges, now largely solved by proprietary tech. Key selection factors include thermal conductivity, operating temperature and dust rate; insulation effect improves with thicker layers or lower conductivity.
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