Corrugated Needle Traction Belt 1,Tensile strength 2,long working life 3,good air permeability, 4,deformation-resistance Corrugated Needle Traction Belt1,long working life 2,Material:PET 3,high air permeability 4,deformation-resistant, 5,packaging:Hafu 6,the joint is import 7,save energy and inviromental protectionTraction belt is used for the transmission of producing process of corrugated paper ...