Bookbinding and the Conservation of Books
A Dictionary of Descriptive Terminology

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coating clay

A CLAY used to coat paper. Coating clays are of a smaller particle size and higher brightness than filler clays. It is a refined clay, usually KAOLIN , that meets specifications. Freedom from grit, correct particles, good color and brightness, low viscosity, and purity of mineral type are among the requirements. (17 )




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