prestogroup
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A Rolling Ball Tack Tester measures the initial stickiness of pressure-sensitive adhesives by observing how effectively an adhesive surface stops a rolling steel ball. During the test, a standard steel ball is released from an inclined track and allowed to roll over the adhesive-coated sample. The distance traveled by the ball before stopping indicates the adhesive's tack properties. A shorter rolling distance generally indicates higher tack, while a longer distance suggests lower tack. Presto Stantest provides testing solutions that help manufacturers evaluate adhesive performance, maintain consistent product quality, and assess materials such as adhesive tapes, labels, films, and pressure-sensitive products.