Polyester conveyor belt also called EP conveyor belts,which tension resistant body is canvas that is woven by polyster in warp and polyamide in weft.The belts have characteristics of low elongation in wrap and good troughability in weft,good water proof,good wet strength,no mould,suitable for medium,long-distance and heavy-load transportation of materials.Because of the high initial modulus of polyester,the belts can choose a relative low safety factor.