Diatomaceous Earth Filler

Diatomaceous Earth is Used as a Lightweight, Inert Filler in Some Manufactured Products

DE Functional FillersDiatomaceous earth filler applications are numerous, including:

Flattening Agent

In paint, diatomite fillers are used as a flattening agent. Diatomite alters gloss and sheen, extends primary pigments, adds bulk and strength, and enhances coating adhesion. It can also be added as a whitening agent and extender where titanium dioxide must be minimized.

Antiblocking Agent

In plastics, diatomite fillers serve as an antiblocking agent in polyethylene plastic, which helps in the separation of plastic sheets in manufacturing.

Anti-Stick Agent

It is used as a filler and anti-stick agent in asphalt shingles.

Improved Adhesion-Resistance

In many rubber products, diatomaceous earth is used as a filler to improve adhesion resistance.