filler (inert additive)

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Scope note
An inert powder added to a base material such as a paint, pigment, adhesive, plastic, paper, fabric, wax, or concrete. Fillers may serve multiple purposes such as: extend a matrix, dilute a color, decrease cost, provide bulk, increase strength, improve working properties or generally enhance performance. Examples of materials that are used as fillers are acrylic, calcium carbonate, barium sulfate, clay, diatomaceous earth, glass fibers, glass spheres, gypsum, sand, starch, talc, titanium dioxide.
Accepted term: 17-Jun-2024