In industries like chemicals, mining, agriculture, and construction, reliable bulk packaging is critical for storing, transporting, and protecting large volumes of granular, powdered, or solid materials. FIBC (Flexible Intermediate Bulk Containers), commonly known as bulk bags or ton bags, have emerged as the gold standard for heavy-duty material handling-offering exceptional strength, cost-effectiveness, and versatility. Our premium PP woven bulk bags are engineered to meet diverse load requirements (1 ton, 1.5 tons, 2 tons) and harsh working conditions, ensuring safety, durability, and efficiency across the supply chain. This article details the core specifications, key features, manufacturing advantages, and typical applications of our bulk bags, providing professional guidance for your bulk packaging selection.
1. Core Specifications: Tailored for 1 Ton / 1.5 Ton / 2 Ton Loads
Our bulk bags are categorized by Safe Working Load (SWL) to match different industrial needs, with strict compliance to safety coefficients and manufacturing standards. Every parameter is optimized for maximum reliability:
| Specification | 1 Ton (Standard Grade) | 1.5 Ton (Heavy-Duty Grade) | 2 Ton (Mining/Super Heavy Grade) |
|---|---|---|---|
| Safe Working Load (SWL) | 1000 kg | 1500 kg | 2000 kg |
| Safety Coefficient (SF) | Min 5:1 / Recommended 6:1 | Min 5:1 / Recommended 6:1 | Mandatory 6:1 |
| Bag Body Style | U-panel / Circular | U-panel / Circular (Tubular Preferred) | Circular (Tubular Only) |
| Material | 100% Virgin PP (Polypropylene) | 100% Virgin PP | 100% Virgin PP |
| Fabric Weight (GSM) | 160–180 GSM (Min) | 180–200 GSM (Min) | 200–240 GSM (Strict) |
| Coating | Laminated / Coated | Laminated (Single-Side Min) | Double-Side Laminated (Preferred) |
| UV Resistance | 200 KLY (Min) | 200–300 KLY | 300 KLY (Min) |
| Dimensions (L×W×H) | 90×90×110 cm | 95×95×120 cm | 100×100×120 cm |
| Top Design | Open Top / Spout Top | Spout Top (Preferred) | Spout Top / Inlet Spout |
| Bottom Design | Flat Bottom / Discharge Spout | Flat Bottom / Discharge Spout | Discharge Spout (Preferred) |
| Lifting Loops | 4 Cross-Corner Loops | 4 Cross-Corner Loops | 4/8 Cross-Corner Loops (8 Preferred) |
| Loop Breaking Strength | 4–5 Tons (Total) | 6–7 Tons (Total) | 8–10 Tons (Total) |
| Sewing | Double Chain Stitch (UV-Resistant Thread) | Double Chain Stitch (UV-Resistant Thread) | Reinforced Stitch + Hemming |
2. Key Advantages: Engineered for Durability & Safety
2.1 Premium Material & Construction
Crafted from 100% virgin PP woven fabric, our bulk bags deliver high tensile strength, tear resistance, and puncture resistance-far more durable than recycled-material alternatives. The fabric weight is strictly graded by load capacity, with the 2-ton mining grade using 200–240 GSM fabric for unmatched structural integrity.
2.2 Enhanced Safety for Heavy Loads
Safety is our top priority. All bulk bags adopt a minimum safety coefficient of 5:1 (6:1 recommended for most applications, mandatory for 2-ton models), ensuring they withstand overloads and harsh handling. Reinforced cross-corner lifting loops (with 4–10 tons total breaking strength) and industrial-grade sewing prevent tearing during lifting, stacking, or transport.
2.3 Weather & Corrosion Resistance
To perform reliably in outdoor or humid environments, our bulk bags feature UV-resistant coating (200–300 KLY) to prevent degradation from sunlight. Laminated/coated fabric options (single or double-sided) provide excellent moisture, dust, and chemical resistance-ideal for storing and transporting corrosive chemicals, wet minerals, or hygroscopic materials.
2.4 Customizable Design for Diverse Needs
We offer one-stop customization to match your specific workflow:
Size & Capacity: Standard 1/1.5/2-ton dimensions, or custom sizes for unique storage/transport needs.
Top/Bottom Configurations: Open top for easy filling, spout top for dust-free handling; flat bottom for stable stacking, discharge spout for quick unloading.
Reinforcement Options: Corner patches, full-body reinforcement, or 8-loop design for extra stability in mining or high-frequency turnover scenarios.
Accessories: Liner (PE liner for fine powders/liquids), anti-static treatment, or labeling for brand identification.
3. Manufacturing Process: Strict Quality Control for Consistent Performance
Our bulk bags are produced under ISO-certified manufacturing processes, with rigorous quality checks at every stage:
PP Extrusion & Weaving: Virgin PP resin is extruded into flat yarns, then woven into high-density fabric with consistent thickness and strength.
Coating & Laminating: Fabric is coated/laminated with UV-resistant or waterproof layers, ensuring uniform coverage and no weak points.
Cutting & Sewing: Fabric is cut to precise dimensions, then sewn with double chain stitches (UV-resistant thread) and reinforced at stress points (loops, corners, seams).
Final Inspection: Every bulk bag undergoes load testing, loop strength testing, and visual inspection to ensure compliance with safety standards and customer requirements.
4. Typical Applications: Versatile Across Industries
Our bulk bags are designed to handle a wide range of materials and working conditions, making them indispensable for:
Chemical Industry: Transporting granular/powdered chemicals, fertilizers, and industrial raw materials (corrosion-resistant and dust-proof).
Mining & Minerals: Handling ores, coal, gravel, and aggregates (2-ton mining grade with heavy-duty reinforcement).
Agriculture: Storing and transporting grains, feed, and seeds (moisture-resistant and food-safe options available).
Construction: Moving sand, cement, and building materials (high tensile strength for rough handling).
Waste Management: Disposing of industrial waste, recyclables, and construction debris (durable and eco-friendly).
5. Why Choose Our Bulk Bags?
Cost-Effective: Reusable and recyclable design reduces long-term packaging costs compared to single-use containers.
Space-Saving: Foldable design enables compact storage when not in use, saving warehouse space.
Global Compliance: Manufactured to international safety standards, suitable for export to Europe, Southeast Asia, Africa, and other regions.
Factory Direct Supply: Competitive prices with no middlemen, and fast delivery to meet your production schedule.
Contact Us
If you have any questions about our bulk bags, or need customized solutions for your material handling needs, please feel free to contact us through the following channels:
Company Website: https://www.dzmaterial.com/
Email: dzsybags@dzmaterial.com
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