Handbook of Fillers, Volume 1, Sixth Edition covers the properties of fillers, providing a deep understanding of their diverse functions in materials that can lead to well-designed material formulation. The book defines terms and methods of classifications of fillers, their typical properties, and expected performance. Over 100 groups of fillers are presented by their average properties and available data, including a list of manufacturers, brand names and grades, applications of groups of fillers in products and polymers, and their major advantages. Methods of transportation, storage, processing, and quality control of fillers are also outlined. The final section of the book features chapters discussing the physical properties, chemical properties, and influence of fillers on the performance of other additives, as well as testing methods of filler systems and health and safety considerations related to the use and processing of fillers. This 6th edition has been split into 2 volumes, this volume covering properties, and the second volume covering applications. Each volume is complementary and required for the understanding and implementing the benefits of filler use.