HEVALOID®-Feeder belts are made of high quality natural rubber (NR) –similar to LINATEX. These specially developed rubber qualities guarantee aconstant high friction and excellent resistance against abrasion.The following approved belt types are used:• ECT 06/ ECG 06 - length-stable (NR rubber with Polyester fabric)• EC - fully elastic (NR rubber only)• CR/EC - elastic (Two-layer belt with NR rubber on top)• SE semi-elastic (with rhombic pattern)For years, these truly endless belts convince customers in all kind of folder/gluer machines as well as in letter sorting plants.The truly endless - no splice or seam - production results in very reliable,high flexible and perfect running belts.