This pagepulltester is a high-precision measuring instrument for the bookbinding industry. It automatically tests the printed matter (for example a brochure) inserted within about 10 seconds. Several lubricant-free igus® products are used to prevent the paper becoming soiled: igubal® pedestal bearings KSTM-12, DryLin® linear guide NS-01-40 as well as plain bearings and thrust washers made of iglidur® W300.