Tubular bags are made with a tubular piece of fabric that forms all sides of the bag allowing for stitching only for the top and bottom of the bag. There is a common misconception with tubular bags regarding their shape when filled. They aren’t literally circular, they are simply constructed with a single piece of fabric that forms all four sides of the bag. While they still resemble square/rectangular FIBCs, they will hold that shape the least of the construction types when filled. Tubular bag eliminates the ability of the seam from the seams, suitable for products in form of powder such as flour, rice, flour, high density such as minerals, chemicals, metal powders…
Tubular Jumbo Bags baskets are usually constructed of the following sections:
– Body: PP woven (polypropylene) circular shape coated or uncoated, weighing from 120gr / m2 – 250gr / m2, depending on working load and the product characteristics.
– Inlets: Depending on the product container and the packaging equipment that the inlets can be designed full Open top, Full spout, Open with flap, Duffet top.
– Outlets: Tubular jumbo bag has two round bottom or square bottom designs, usually Flat bottom, Discharge spout, Pyjama spout (skirt spout) or Completely Open bottom.
– Straps: Tubular jumbo bags in An Vinh is designed U-type lifting straps, can attach 2 crane belts.
In addition, tubular bag is usually designed with a bottom straps to enhance the strength.