Baffle Bags (Q-Bags)
Internal baffles keep the bag square: better stacking and more product per container.
Jumbo Bags (FIBC)
4-Panel Bulk Bags
Four fabric panels sewn together hold a square shape for stable stacking.
At Blue Line Pack, we manufacture high-quality 4-Panel FIBC bulk bags designed for strength, shape stability, and efficient stacking. Their square design and reinforced stitching make them one of the most reliable options for both storage and transportation of bulk materials.
Specification
| Base size | 80 × 80 cm to 100 × 100 cm, or custom |
|---|---|
| Height | 90 cm to 160 cm |
| Safe working load | Up to 1,500 kg |
| Safety factor | 5:1 single-trip or 6:1 multi-trip |
| Fabric | Woven polypropylene, coated or uncoated |
| Filling & discharge | Spout, duffle or open top; spout or flat bottom |
| Inner liner | Optional |
| Printing | 1, 2 or 4 sides |
What Are 4-Panel Bulk Bags?
4-Panel Bulk Bags get their name from their construction. Each of the four sides is made from individual fabric panels stitched together along the edges, with a separate panel forming the square base. This structure gives the bag excellent shape retention and load stability. Depending on the weight and type of material being handled, the panels may be hemmed for additional strength and support. Hemming helps the bag maintain its square shape and reduces bulging during filling.
Advantages of 4-Panel Bulk Bags
4-Panel Bags are highly efficient for both storage and transport due to their stackable, space-saving design. They maximize warehouse capacity by allowing more bags to fit securely in the same area. Their shape retention also improves stability during loading, lifting, and stacking.
Uses of 4-Panel Bulk Bags
These bags are ideal for packaging, storing, and transporting solid or uniformly shaped products such as grains, pellets, minerals, and chemicals. Their strong fabric and square structure also make them suitable for finer materials, providing both versatility and strength across multiple industries.
Frequently asked questions
What are 4-Panel Bulk Bags?
4-Panel Bulk Bags get their name from their construction. Each of the four sides is made from individual fabric panels stitched together along the edges, with a separate panel forming the square base. This structure gives the bag excellent shape retention and load stability. Depending on the weight and type of material being handled, the panels may be hemmed for additional strength and support. Hemming helps the bag maintain its square shape and reduces bulging during filling.
What are 4-Panel Bulk Bags used for?
These bags are ideal for packaging, storing, and transporting solid or uniformly shaped products such as grains, pellets, minerals, and chemicals. Their strong fabric and square structure also make them suitable for finer materials, providing both versatility and strength across multiple industries.
Can 4-Panel Bulk Bags be customised?
Yes. Every order can be tailored by size, fabric type, filling and discharge options, and printing. Send us your product and handling details and we will propose a specification.
Related products
FIBC Bulk Bags: Type A, Type B, UN & Q-Bags
Our core FIBC range: Type A and B, UN, Q-bags, loop, circular, U+2, platen and sling bags.
Conical Bulk Bags
Cone-shaped base for clean discharge of tacky or slow-flowing materials.