... pressing mark and scrap. Product introductionComparing with steel strap,the PET straps has overcome some disadvantages such as worse elasticity,easily ... and easily perated,without sharp edge like steel strap,the PET straps will not damage the package material and hurt ... hurt operators even when it is tightly fastened. Parameters of PET Strap Extrusion line ModelScrew Diameter(mm)Strap width(mm)Strap ...