Hollow Ceramic Cenosphere Products

SG-300 Hollow Spheres

Extendospheres® SG-300 is our most versatile, general purpose hollow sphere grade.

Extendospheres® SG-300 replaces heavier, more expensive components on an equivalent volume basis. SG-300 has a broad particle size distribution, and makes an excellent choice for use in:

  • Asphaltic Sound Deadening

  • Asphalt Repair Compounds

  • Block Filler Coating

  • Cementitious Coating

  • Chemical Resistance Coating

  • Impact Absorbers

  • Insulative Roof Coatings

  • Naval Cements

  • PVC Flooring

*Don’t see your application on the list?  Contact us to find out which product grade will work best for your end use.