3M™ Glass Bubbles S42XHS

3M™ Glass Bubbles S42XHS are hollow microspheres made of soda-lime borosilicate glass with a true density of 0.42 g/cm³ and an isostatic crush strength of 8000 psi / 550 bar.

These Glass Bubbles are designed for buoyancy and insulation in ultra-deep water applications.

• Density reduction
• Thermal conductivity reduction
• Chemical stability and inertness
• Higher filler loading feasible
• smaller particle size
• Temperature resistance
• Temperature resistance