PM
Rubber ribbed belts are classified according to DIN 7867. The following data is used for classification: number of ribs, profile designation, reference length, design. Endless rubber ribbed belts with a PM profile have the following dimensions: rib distance 9.4 mm, belt height 14.5 mm, backing height 1.5 mm.
Preferred fields of applications for these rubber ribbed belts include large transmission ratios, drives with fixed centre distances, high belt speeds, and with small pulley diameters and reverse tensioning idlers.