Peel Test - an overview | ScienceDirect Topics
The Bell peel test is designed to peel at a constant radius around a 1-in. (2.52 cm) steel roll and, for this reason, provides more reproducible results. ASTM D1781 uses a metal-to-metal climbing drum in an attempt to achieve this same constant peel radius by peeling around a 4-in.-diameter rotating drum. While the fixtures used with the Bell ...