PU timing belt is made from the thermoplastic polyurethane material, with high wear resistance, various types of steel core to ensure that the drive is still in good athletic ability, production tolerances, thickness and length to ensure the accuracy of mechanical properties: Dimensional stability, low pre-tension, low noise; Highly resistant to wear, no maintenance, good elasticity; Linear speed of up to 80 m / s chemical properties: Anti-aging, water solution, ultraviolet UVA, anti-ozone.