Pendulum Friction Tester

. Pendulum Arm & Slider Pendulum Arm: The tester has a weighted arm with a standardized length that swings to simulate the movement of a foot across a surface. Slider (Rubber Sliders): At the end of the arm, a rubber slider or pad contacts the test surface to measure friction. Different types of sliders may be used to represent different conditions (e.g., shoe soles or tire materials).