... hardness. Suitable to wind film, metal foil High-grade Seamless Paper Cores:Polymer coated.Hi-temperature solidified.Precise mould extruded.No ... notching,coating,metal capping and inner printing available for options. Quality:Leading world wide.For Inquiry,pls advise ID, Wall Thickness, ... Length, Usage, Crush Strength,Those details are very important for Quotation.Pls note it! Welcome to inquire us!