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3M™ Glass Bubbles K1, 20 kg/SM Case

  • 3M Product Number K1
  • 3M ID FS900025909
  • UPC 53134375042203

Reduction of density

Provides buoyancy in syntactic foam compositions

Stable voids for low thermal conductivity

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  • Reduction of density
  • Provides buoyancy in syntactic foam compositions
  • Stable voids for low thermal conductivity
  • Versatile use – adaptable to a variety of production processes
  • Easy sanding of lightweight wall repair compounds
  • Temperature resistance
  • Chemical stability and inertness

3M™ Glass Bubbles K1 are engineered hollow glass microspheres made of water-resistant and chemically resistant soda-lime borosilicate glass with a true density of 0.125 g/cm³ and an isostatic crush strength of 250 psi / 17 bar.

K1 is the Glass Bubbles grade with the lowest density and designed for a variety of applications where very low density and low thermal conductivity is needed. Typical applications are lighweitght buoyancy modules, wall repair compounds, thermal insulating paints, construction materials, and emusion explosives.



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