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Big Bag suppliers


The liner big bag which refers to the big bag with inner liner inside. And normally it鈥檚 used for loading products which need keep dry from moisture or water. The inner liner can be provided to fulfill different specific requirement. All our bags are manufactured comply with the international quality requirements.
Product Specification
Dimension: 90x90x145cm Model item: Liner big bag
Material: 100% new PP material Design: Circular / U-panel/ Baffle
Feature: Recyclable and with liner Lamination: 25gsm lamination with 1% UV
Filling Spout: Dia36x46cm Inner liner锛? Standard and form fit liner available
Discharge spout: Dia36x46cm Usage: Big bag for chemical material
Fabric: 14X14X1600D Sewing:
Standard sewing length of stitch<10mm (approx 3 stitches per inch)
Lifting straps: Cross corner lifting straps or Side seam lifting straps
Safety Loading: 2200lbs at 5:1 Printing: Max 4-side, 4-color available
Sewing Thread 1000Dx 2plys high tenacity polyester Packing: On bales or Pallets according to customer鈥檚 require
Size of liner: 190x380cmx70micron Bag color: White, Beige, Blue, Green color available
What are inner liners?
At Guansong Packaging we can offer various solutions to your needing of inner liners for big bag. We provide liners with different structures and materials such as LDPE, MDPE, HDPE, LLDPE, EVOH, Aluminium, PA, Conductive and Anti-static etc.
Liner Types are:
1. Gusseted and flat liner: These are standard circular shape liners manufactured with no filling or discharge spout, open at top, either closed or open at bottom.
2. Bottle type liner: This type liners produced with top and bottom spouts suitable size for the outer FIBC bag. With bottom type liner, it鈥檚 easy to form fit and fix to the outer bag, also help to protect against external factors.
3. Baffle liner: These liners can prevent bulging and keep upside standing and there for save the space when storage and transportation. Similar to baffle FIBC bag but instead of using baffle liners. And it especially satisfy the requires gas barrier or protection against humidity.

Liner big bag production:
Customer made solutions:
For inner liner:To make sure 100% satisfied our customer鈥檚 specific require, we can only use manual labor for very specific products which can鈥檛 be produced by automatic production line.
Fully automatic production:
1. 3 dimensional and 2 dimensional liners
2. Bottle type liners
3. Liners with wings
4. Gambo liners
For outer bag: The same process as standard big bag but only adding the inner liner insert or sewing together of liner and out bag.
How to select the suitable big bag type for your application?
鈼?nbsp;Circular or Tubular bag
Tubular shape bag with seamless made from pp woven fabric on a circular loom.This eliminates the need for vertical seems. The tubular shape design is ideal option for fine and powder materials. Bottom of bag can be square or circle shape.
鈼?nbsp;U-Panel bag
U-Panel big bag consists of a large 鈥淯鈥?piece of fabric with 2 side panels sewing to each side to fulfill a bag shape. U-panel type bag can offer high safe working loading weight and solid durability.
鈼?nbsp;4 Panel bag
This type use 4 separate fabric panels to construct a bag by sewing together. And another square sheet of fabric is used to make the bottom of the bag.
鈼?Baffled bags
These are typically 4-panel or U-panel or Circular bags which using internal fabric baffles to keep the bag square shape and stability. These bags are designed to maximize storage and save shipping space.


1. Can you help to design a bag?
Yes, We are a package solution supplier and will help to solve all packaging matters.
2. What 鈥榮 the normal size of a big bag?
There鈥檚 no standard size for big bag but only 1CBM volume. And bottom size normally 90-100cm.
3. Can you make the bag for loading liquid material?
Yes, we can design the bag with 2 or 3 layers of inner liner for loading liquid material.
4. Is a big bag avail with inner liners?
Yes, liners can be inserted loosely or sewing together with outer bag.
5. How can a inner liner sewing together with outer bag?
The liners is a special liner with wings which can be sewing together when sewing the out bag. Big Bag suppliers

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