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At our facility, we manage the transformation from raw material to finished FIBC (Big Bag) product with a focus on safety, efficiency and quality. Below are the main steps of our manufacturing process:
1. Design & Planning
Based on the customer’s transportation or storage requirements, the capacity, dimensions, lifting loop type, filling/discharge mechanism, and other criteria are determined. This ensures that the correct materials and design are chosen.
2. Material Selection
Woven polypropylene (PP) fabric is typically used as the main material. Depending on the application, UV stabilisers, antistatic additives, liners or other special components may be incorporated.
3. Weaving / Fabric Production
PP tapes are woven on specialized looms to achieve required tensile strength and weave density. This step plays a critical role in the bag’s load‑bearing security.
4. Coating / Lamination (optional)
If the bag is intended for moisture‑sensitive, dusty or fine granular contents, a back‑coating or inner liner can be applied to boost sealing and durability.
5. Cutting & Panel Preparation
Fabric rolls are cut by computer‑controlled machines into specified sizes (bottom panel, side panels, top/bottom parts), so the panels are ready for assembly.
6. Printing
Company logos, handling instructions and safety symbols are applied onto the fabric using high‑quality inks. For food‑grade productions, FDA‑compliant printing is preferred.
7. Loop / Strap and Accessory Assembly
Lifting loops, loading/discharge spouts, ventilation or other accessories are mounted at the panel stage. This completes the functional features of the bag.
8. Sewing & Bag Assembly
Panels are sewn together by skilled technicians on industrial sewing machines. Loop attachment points, seam lines and junctions are specially reinforced.
9. Quality Control & Testing
Quality control is applied at every stage of production; final products undergo load tests (burst test), seam strength testing, static load resistance checks, etc.
10. Packing & Shipment Preparation
Bags that pass testing are compressed in bale machines, placed on pallets and made ready for shipment. Then they are stored or delivered directly to the customer.
Highlights of Our Process
- Traceability and documentation are maintained for every production batch.
- Our flexible production line allows custom sizes, colours and printed models to be manufactured quickly.
- Energy and material efficiency are prioritized to meet environmental and safety standards.