Our microspheres pride themselves on possessing a low density. Together with its elasticity, Expancel Microspheres in crack fillers offer great advantages, especially in the filling capacity over large areas with shallow fillings.

Manageable crack fillers with Expancel

A crack filler that contains Expancel Microspheres is easy to apply and very manageable, offering less wear on tools. Plus, our microspheres are highly compressible, allowing you to develop a top-of-the-line crack filler.

The best Expancel products for crack fillers

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Lightweight filler with improved sandability and better surfaces

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