Polypropylene Jumbo Sand Bulk Bags with Top Spout Design FIBC

Product Description

Company Profile

Premium Bulk Bags & FIBC Solutions: Engineered for Global Logistics

In the complex world of global supply chain and logistics, the importance of reliable, durable, and cost-effective packaging cannot be overstated. For industries dealing with dry, flowable materials—ranging from agricultural grains to fine chemicals—** Flexible Intermediate Bulk Containers (FIBCs)**, commonly known as bulk bags or big bags, have become the industry standard. As a leading manufacturer based in China, we specialize in delivering high-quality woven polypropylene solutions that bridge the gap between raw material production and end-user efficiency.

In an era where supply chain efficiency dictates profitability, choosing the right FIBC partner is a critical business decision. We combine the cost-effectiveness and manufacturing prowess of China with the quality standards demanded by global markets. Whether you are storing grains in a silo or transporting minerals across the ocean, our engineered bulk bag solutions provide the safety, durability, and reliability you need.

We invite you to contact our sales team for a free consultation and quote. Let us show you how our customized FIBC solutions can streamline your logistics and protect your products.

H2: Why Source Your FIBCs from a Leading Chinese Manufacturer?
The Competitive Edge of "Made in China" QualitySourcing industrial packaging from China offers a strategic advantage that goes beyond just unit cost. While competitive pricing is a significant factor, the modern Chinese manufacturing sector is defined by advanced technology, strict adherence to international safety standards, and scalability.

Advanced Machinery: We utilize state-of-the-art circular looms and ultrasonic sew-ing machines to ensure consistent fabric quality and seam strength.
Raw Material Control: By sourcing high-grade polypropylene granules directly from top-tier refineries, we ensure the UV stability and tensile strength of every bag we produce.
Scalability: Whether you need a trial order of 200 bags or a container load of 10,000, our production lines are optimized for rapid turnover without compromising on quality assurance.

H2: The Manufacturing Process: From Granule to Finished Bag
Our manufacturing process is a vertical integration designed to monitor quality at every step:
Extrusion: Polypropylene granules are melted and extruded into tapes.
Weaving: The tapes are woven into fabric using high-speed circular or loom machines.
Coating: Optional lamination (PP coating) is applied to prevent moisture ingress and sifting.
Cutting and Sew-ing: Automated machines cut the fabric, and skilled operators s-e-w the components, including loops and liners.
Printing: We offer high-quality flexographic printing up to 4 colors on two sides for branding and handling instructions.
Inspection: Every single bag is visually inspected, and random samples are pulled for destructive testing to verify SWL and SF.
H2: Logistics and Export Capabilities
As a specialized exporter, we understand that the product is only as good as its ability to reach you on time. Our FIBCs are designed for export efficiency.
Bale Packing: We compress the bags into bales, fitting up to 500-600 bags per pallet.
Container Loading: Our packaging engineers calculate the optimal loading mix to maximize container space (20ft or 40ft HC), reducing your freight cost per unit.
Palletization: We offer various pallet types (wooden, plastic) and wrap them with stretch film and strapping to ensure stability during ocean transit.

Certifications

Product Description

Fabric of bag body National standard
Test Item		Body Fabric			Filling spout
		≤1000 kg	≤2000 kg	≤3000 kg	Discharging spout
Tensile strength (N/50mm width fabric)	Longitudinal direction(LD)	≥1470	≥1646	≥1960	≥828
	transvrse direction (TD)	≥1470	≥1646	≥1960
Elongation δ %	Longitudinal direction(LD)	≤40			≤40
	transvrse direction (TD)
Heat resistance		meet the requirements
Cold resistance		meet the requirements
lifting loops quality standard
Tensile strength F N/Piece	tensile strength F ≥ W(loading weight ) /n( pieces of lifting loops) x 6 (safe factor)
Elongation δ %	When the loading weight is 30% of the tensile strength F, the elongation is <25
F: Tensile strength N/piece                                                                                          W:Maximum load N  n: Number of loop, 2n for ring connection                                                                       6: Safety factor

H2: What is an FIBC? Understanding the Backbone of Modern Bulk Packaging

H3: Definition and Core Functionality

An FIBC is a large woven bag made from flexible polypropylene (PP) fabric, designed specifically for transporting and storing dry, flowable products. Unlike traditional smaller sacks or rigid metal bins, FIBCs offer a unique blend of lightweight maneuverability and heavy-duty load-bearing capacity. Typically capable of holding between 500 kg to 2,000 kg of material, these bags are the workhorses of the construction, chemical, food, and pharmaceutical industries.

The core functionality of an FIBC lies in its design adaptability. Depending on the client's requirements, these bags can be customized with various liners, loops, and discharge mechanisms to handle everything from non-hazardous sand to hazardous powders.

H2: Diverse Range of FIBC Products and Customizations
Different applications demand different specifications. We do not believe in a "one-size-fits-all" approach. Below is a detailed breakdown of our primary product categories and the customization options available.

H3: 1. Standard U-Panel Bags
The most common type of FIBC, the U-Panel bag, features two side panels and a bottom panel forming a 'U' shape. This construction creates a strong, tubular body that is excellent for general-purpose use.
Best For: Sand, gravel, seeds, and minerals.
SWL (Safe Working Load): Typically up to 2,000 kg.
H3: 2. Circular/Tubular Bags
Woven on a circular loom, these bags have no side seams, offering a more aesthetically pleasing appearance and potentially higher strength for fine materials.
Best For: Fine powders, flour, and sensitive chemicals where sifting is a concern.
Benefit: Reduced risk of leakage at seams.
H3: 3. Baffle Bags (Q Bags)
To solve the issue of bags bulging when filled, Baffle Bags are constructed with internal baffles (panels se-wn into the corners). These baffles allow the bag to maintain a square shape when filled, optimizing storage and shipping space.
Best For: Maximizing container space and storage stability.
Key Feature: Improves stackability by up to 30%.
H4: Critical Customization Options
To ensure the bag fits your specific material handling process, we offer the following customizations:
Top Styles: Full open, spout top, skirt top, or duffle top.
Bottom Styles: Flat, spout bottom, or star closure (for sanitary discharge).
Lift Loops: Standard 4-loop, stevedore straps (for double hooking), or single cross-corner loops.
Liners:Form Fit Liners: Conforms to the bag shape to minimize waste and segregation of material.
Tabbed Liners: Secured to the bag to prevent slipping during filling.
Lay-flat Tubing: A cost-effective solution for moisture protection.

Ensuring Safety: Understanding SWL and SF Ratings

H3: Decoding Safety Standards
When purchasing FIBCs, understanding the technical jargon regarding safety is paramount. Two acronyms you will frequently encounter are SWL and SF.
SWL (Safe Working Load): This is the maximum weight that the bag is certified to carry safely. It is crucial never to exceed this limit during operations. Our standard bags typically range from 500kg to 2000kg SWL.
SF (Safety Factor): This ratio indicates the bag's strength above its SWL. An SF of 5:1 means the bag is designed to hold five times its SWL before failure. This is standard for single-use bags. For multi-use (reusable) bags, we recommend an SF of 6:1 to account for wear and tear over multiple cycles.
We strictly adhere to international standards such as ISO 21898 and ensure that every batch undergoes rigorous drop testing and dynamic lift testing before leaving the factory.

Applications Across Industries

Our FIBC products are utilized by a vast array of sectors worldwide. Here is how our solutions serve specific industry needs:
H3: Food and Agriculture
For products like flour, sugar, rice, and beans, hygiene is paramount. We produce Food Grade FIBCs in a cleanroom environment using 100% virgin polypropylene. These bags are certified FDA and BRC compliant, ensuring no contamination reaches the consumer.
H3: Construction and Chemicals
Heavy-duty materials such as cement, calcium carbonate, and resins require robust packaging. Our 4-panel and circular bags with anti-slip coatings ensure safe stacking on construction sites, while conductive FIBCs are available for combustible dust environments.
H3: Pharmaceuticals
The most demanding sector requires the highest purity. We offer specialized bags with static dissipative properties (Type C) and ultra-clean liners to protect sensitive active pharmaceutical ingredients (APIs) from moisture and static electricity.

Specification

Product Features
Bag type	New Heavy Duty 1 Ton 1000kg PP Super Sack Large Grain Bags
Material	PP and PE
Top mouth	Filling spout, skirt, duffle at buyers request
Bottom	Discharging spout, flat bottom at buyers request
Loop	Single loop, two loops or 4 loops etc at buyers request
Mesh density	10x10-16x16/sq.inch
Denier	>=700D--2000D
Thickness	>=80g/sq.m-300g/sq.m
Width	80cm-400cm
Length	at buyer's requests
Height	at buyer's requests
Lamination	PE or PP film at buyer's requests
Loading capacity	>=500kgs-3000kgs
Safe factory	3:1 5:1 or 6:1
PE inner bag	at buyer's requests
Color & Printing	at buyer's requests
Other serive	Your money is safe and your business is safe with us. We promise: 100% return and refund incase there is any quality problem. Loading capacity 1000kgs or 3000kgs at buyer requests. UV treated, multiple use. Safe factory 5:1

Packing & Delivery

FAQ

Frequently Asked Questions (FAQ)

Q1: What is the minimum order quantity (MOQ) for your FIBCs?

A: Our standard MOQ is flexible. For standard stock bags, we can supply as few as100-300 pieces. For fully customized bags with specific printing and liners, the MOQ is typically 1,000 to 3,000 pieces per design to ensure cost efficiency.

Q2: Are your bags food grade certified?

A: Yes, we manufacture Food Grade FIBCs in a dedicated cleanroom environment. We use 100% virgin polypropylene and can provide certification such as FDA, BRC, or AIB upon request. We also offer traceability coding for every bag produced.

Q3: What is the difference between Type A, Type B, and Type C FIBCs?

A:

Type A: Made from plain woven polypropylene without any electrostatic protection. Used for non-flammable products.
Type B: Similar to Type A but designed to prevent breakdown that could cause energetic brush discharges. Used for dry combustible materials but not in flammable atmospheres.
Type C: Made from conductive fabric with interconnecting grounding tabs. These bags must be grounded during filling and discharging. They are safe for transporting flammable powders and used in environments with combustible dust or flammable vapors.
Q4: Can you provide samples before placing a bulk order?

 A: Absolutely. We can provide existing samples free of charge (freight collect). For custom samples with your specific artwork or dimensions, a small molding fee may apply, but this is often deductible from your final order balance.

Q5: How do you ensure the safety of the bags during shipping?

A: We perform a rigorous Quality Control (QC) process. This includes random load testing (lifting a bag filled with 1.6x the SWL) and seam slippage tests. We also use strong bale packing and fumigated pallets to ensure the goods arrive in perfect condition, even on long ocean voyages.

Q6: What is the lead time for an order?

A: Lead time varies by order size. Generally, for a 20ft container (approximately 4,000-5,000 bags), our lead time is 15-20 days after the deposit is received and artwork is confirmed. For larger orders or complex multi-trip bags, it may take 25-30 days.