- Principal:3M Advanced Materials
- Functions:Filler, Filler, Filler
- Chemical Family:Borosilicates
- End Uses:Caulks, Explosives, Insulation Coating, Mining Applications, Putty, Tooling
- Processing Methods:Casting, Injection Molding, Molding, Spraying
3M™ Glass Bubbles K1 are specially formulated for a high strength-to-weight ratio. This allows greater survivability under many demanding processing conditions, such as injection molding. They also produce stable voids, which results in low thermal conductivity and a low dielectric constant. 3M glass bubbles are available in a variety of sizes and grades to help you meet your product and processing requirements.