
Great Quality Cenosphere Beads and Cenosphere Fly Ash and Hollow Gray Ceramic. Lightweight Hollow Microspheres: Grey-white hollow microspheres with closed smooth surface and low true density of 0.3-0.4g/cm3. High Crushing Strength: Crush strength ranges from 500 to 15000 psi, ensuring durability in harsh environments. Excellent Thermal Insulation: Low heat-conducting system of 0.054-0.095 W/m K for superior thermal insulation performance. High Floating Rate: Minimum 95% floating rate ensures excellent buoyancy for various applications. Versatile Industrial Applications: Used in cement, glass, oil drilling, plastics, coatings, and aerospace industries. Chemical Stability: pH level of 6 and high resistance to corrosion, climate, and wave exposure.