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3M™ Glass Bubbles XLD3000 are hollow glass spheres with a typical density of 0.23 g/cc and an isostatic crush strength of 3,000 psi.
GENERAL PURPOSE SPHERES HAVE A GOOD STRENGTH-TO-DENSITY RATIO AND ARE DESIGNED FOR USE IN A VARIETY OF INTERMEDIATE DEPTH BUOYANCY APPLICATIONS
GLASS BUBBLE WITH A SUPERIOR STRENGTH-TO-DENSITY RATIO FOR USE IN INJECTION MOLDING EXTRUSION AND SHEET MOLDING COMPOUNDS.