Paper Core with 5 mm to 20 mm Wall Thickness is used for the winding and rewinding of Polyester film. Natraj Packaging Pvt. Ltd. Manufactures Natraj Packaging Pvt. Ltd. Natraj Packaging Pvt. Ltd. Also manufactures a wide range of high quality paper tubes, cans, cores and fibre drums. Paper Core with 5 mm to 20 mm Wall Thickness is available with 76.4 mm to 508 mm Inner diameter. This Core is also used for the winding and rewinding of Aluminum Foil and Kraft paper, Duplex paper. It is offered in various sizes. It is manufactured using state-of-the-art technology.