... high intensity 3.flexible transmission beltfeaturesCommon flat rubber belt, also called transmission belt, usually uses high quality cotton canvas as ... then covers a coat of rubber and adheres together. The belt enjoys the advantages of high intensity, aging resisting, flexible ... in which plays an important role. Product Specification SeriesRubber Belt WidthLayer NumberAllowance(mm)20,25,30,4045,50,55, ...