
High-Quality Gray and White Cenosphere Fillers for Coatings. Superior Fluidity: Hollow micro-spherical form with sizes 20-500 microns enhances filler fluidity. Heat & Sound Insulation: Low conductivity makes them ideal for producing heat and sound insulation products. Chemical Stability: Maintains integrity in water, organic chemicals, acids, alkalis, and solvents. Superior Strength: Three to ten times stronger than most man-made hollow glass spheres. Cost-Effective: More cost-effective compared to other fillers and man-made microspheres. Wide Application Range: Used in building materials, plastics, oil fields, paints, automobiles, and aircraft. Flexible Customization: Offers full, minor, and flexible customization from samples and designs.