3M™ Glass Bubbles K15
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Details
Highlights
- Density reduction allowing for weight reduction, better buoyancy properties, higher yield in paints and coatings
- Higher filler loading feasible and lower VOC for paints and coatings
- Thermal conductivity reduction for better thermal insulation
- Chemical stability and inertness
- Temperature resistance
- Thermal conductivity reduction
3M™ Glass Bubbles K15 are hollow microspheres made of soda-lime borosilicate glass with a true density of 0.15 g/cm³ and an isostatic crush strength of 300 psi / 21 bar.
These additives are designed for a variety of applications including buoys and moorings, polyurethane and epoxy resins for tooling boards, paints and coatings, construction materials, and emulsion explosives.
Specifications
| Appearance (Unaided Eye) | White Powder |
| Composition | Soda-lime Borosilicate Glass |
| Crush Strength (Imperial) | 300 psi (80% Minimum Fractional Survival) |
| Crush Strength (Metric) | 2.07 MPa (80% Minimum Fractional Survival) |
| Industries | Mining, Construction |
| Net Weight (Imperial) | 55.116 lb., 220.5 lb., 485.1 lb. |
| Net Weight (Metric) | 25 kg, 100 kg, 220 kg |
| Shape | Thin-walled Hollow Spheres |
| Typical Density | 0.15 g/cc |
| Typical Median Particle Diameter | 60 µm |
Resources
Safety Data Sheets
Document Number: MSDS_1048529_GB_EN
(PDF)
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