3M™ Glass Bubbles K37
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Details
Highlights
- Density reduction
- Higher filler loading feasible and lower VOC for paints and coatings
- Chemical stability and inertness
- Temperature resistance
- Thermal conductivity reduction
3M™ Glass Bubbles K37 are hollow microspheres made of soda-lime borosilicate glass with a true density of 0.37 g/cm³ and an isostatic crush strength of 3000 psi / 210 bar.
This general purpose Glass Bubbles grade is used for coatings, adhesives, mastics, sealants, and thermoset resin systems.
Specifications
| Appearance (Unaided Eye) | White Powder |
| Composition | Soda-lime Borosilicate Glass |
| Crush Strength (Imperial) | 3000 psi (80% Minimum Fractional Survival) |
| Crush Strength (Metric) | 20.68 MPa (80% Minimum Fractional Survival) |
| Factory ISO Certification | No ISO Certification information available |
| Industries | Construction, Paints and Coatings, Mining |
| Net Weight (Imperial) | 110.25 lb., 573.3 lb. |
| Net Weight (Metric) | 50 kg, 260 kg |
| Shape | Thin-walled Hollow Spheres |
| Typical Density | 0.37 g/cc |
| Typical Median Particle Diameter | 45 µm |
Resources
Safety Data Sheets
Document Number: MSDS_1048529_GB_EN
(PDF)
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