3M™ Glass Bubbles S28HS
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Details
Highlights
- Density reduction
- High strength-to-density ratio
- Small particle size
- Chemical stability and inertness
- Reduced dielectric constant
- Thermal conductivity reduction
- Solar heat reflection
3M™ Glass Bubbles S28HS are high strength hollow microspheres made of soda-lime borosilicate glass with a true density of 0.28 g/cm³ and an isostatic crush strength of 3000 psi / 210 bar.
The S28HS Glass Bubbles offer a very good strength-to-density ratio and small particle size, making them suitable for a variety of applications such as buoyancy in oil and gas, airless sprayable paints and coatings, adhesives, mastics, sealants, SMC and other thermoset resin systems.
Specifications
| Appearance (Unaided Eye) | White Powder |
| Composition | Soda-lime Borosilicate Glass |
| Crush Strength (Imperial) | 3000 psi (90% Minimum Fractional Survival) |
| Crush Strength (Metric) | 20.68 MPa (90% Minimum Fractional Survival) |
| Factory ISO Certification | No ISO Certification information available |
| Industries | Insulation and Buoyancy, Construction, Paints and Coatings |
| Net Weight (Imperial) | 837.757 lb. |
| Net Weight (Metric) | 160 kg, 380 kg |
| Shape | Thin-walled Hollow Spheres |
| Typical Density | 0.28 g/cc |
| Typical Median Particle Diameter | 30 µm |
Resources
Safety Data Sheets
Document Number: MSDS_1048529_GB_EN
(PDF)
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