At 3M, we discover and innovate in nearly every industry to help solve problems around the world.
Reduction of density and improving buoyancy
Thermal condutivity reduction
Higher filler loading feasible and lower VOC for paints and coatings
3M™ Glass Bubbles K20HS are hollow microspheres made of soda-lime borosilicate glass with a true density of 0.20 g/cm³ and an isostatic crush strength of 750 psi / 52 bar.
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