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Plastic Pellets in Rock Tumbling: Benefits and Usage Rock tumbling is a popular hobby that involves smoothing and shaping rough rocks into polished gems. One of the most commonly used tools during this process is plastic pellets. In this article, we will discuss the reasons why plastic pellets are used in rock tumbling and how to effectively incorporate them into the process. Why Use Poly Pellets in Rock Tumbling? Abrasion - Plastic poly beads provide an extra source of abrasion in the tumbling process, which helps to grind down rough edges and surface imperfections on the rocks. This speeds up the process...