Bulk Bags

JumboSack Corporation offers a wide range of bulk bags, meticulously designed to meet various industries’ unique needs, from agriculture to construction.

Bulk Bags

Standard bulk bags for hassle-free and quick storage solutions.

Bulk Bag Liners

Moisture-resistant bulk bag liners prevent damage to valuable goods.

Custom Bulk Bags

Versatile options: Craft custom bulk bags for diverse industries’ demands.

In-Stock Quick Ship Bags

Bulk bags ready for immediate shipments available.

Feed Bulk Bags

Maximize Livestock Health and Farm Efficiency with Quality Feed Bags.

Food Grade Bulk Bags

Ensure food safety with our trusted Food Grade Bulk Bags.

Mesh Onion Bags

Durable, breathable mesh bags ideal for storing and transporting onions.

Mesh Potato Bags

Ventilated mesh bags designed for safe potato storage and transport.

Seed Bulk Bags

Boost Yields and Efficiency with Premium Secure Seed Bulk Bags.

Firewood Storage Bags

Sturdy, spacious bags for efficient firewood storage and transportation.

Static Proactive Bags

Static-resistant CHROMIQ bags: Ideal for sensitive and flammable materials.

UN Certified Bulk Bags

Meet regulations with our UN Certified Bulk Bags for dangerous goods.

Ventilated Bulk Bags

Choose our Ventilated Bulk Bags for optimal airflow and protection.

Type A Bulk Bag

Large sack for transporting and storing bulk materials.

Type B Bulk Bag

Grounded, non-conductive sack for flammable materials.

Type C Bulk Bag

Conductive, static-safe container for flammable materials

Type D Bulk Bag

Static dissipative; low energy discharge; for flammable materials.

Industry Solutions

Our extensive catalog ensures you find the perfect bulk bag, tailored to your industry specific needs


Optimized bulk bags for the thriving agriculture sector’s storage needs.


Efficient bulk bags tackle construction industry’s storage and transportation challenges


Safely transport and store chemicals with specialized bulk bag options.


Tailored bulk bags streamline material handling for diverse manufacturing processes.

Food Packaging

Bulk bags designed to meet strict food safety regulations and standards.


Secure bulk bags ensure safe and reliable mineral containment solutions.


Reliable bulk bags ensure smooth pharmaceutical operations and compliance adherence.


Customized bulk bags support organized sorting and recycling operations seamlessly.


Helpful information for customers looking for additional information about Bulk Bags

FIBC Buying Guide

Find the perfect FIBC for your needs with expert guidance.

Maximize Savings with FIBCs

discover the unparallel economic advantages of using Flexible Intermediate Bulk Containers


Informative insights on bulk bag solutions and industry trends.

Determining the Capacity of a Bulk Bag: Maximizing Utility

When it comes to understanding the complex variables surrounding bulk bag capacity, few are more adept than the experts at Jumbosack, a leading bulk bag supplier located in St. Louis, MO. The consequences of misjudging a bag’s capacity can range from financial loss to severe safety risks. This article leverages Jumbosack’s expertise to guide you in determining the precise capacity of a bulk bag.

Elementary Measurements: A Basis for Capacity

Jumbosack always emphasizes the importance of familiarizing oneself with the basic measurements of a bulk bag, including width, length, and height. Typically, these dimensions are expressed in either inches or centimeters. Weight capacity is another critical measurement, commonly indicated in pounds (lbs) or kilograms (kg).

The volume of the bag can be calculated using the formula:

Volume = Width × Length × Height

Safe Working Load (SWL): An Essential Guideline

One of Jumbosack’s main areas of focus is ensuring that all bags meet the Safe Working Load (SWL) guidelines. SWL represents the maximum weight that a bag can handle safely, typically factoring in a safety margin of 5:1 to 7:1. Adhering to the SWL criteria is crucial to prevent overloading and consequent failure.

Material Density and Its Impact on Capacity

Jumbosack experts, who are knowledgeable in various industries that use bulk bags, often note the significance of the material density. Whether it’s sand, granular food items, or gravel, each material’s density will impact the overall capacity of the bag. This aspect is generally measured in pounds per cubic foot (lbs/ft³) or kilograms per cubic meter (kg/m³).

Implications of Filling and Discharge Mechanisms

According to Jumbosack, the type of filling and discharge options can significantly influence the bag’s actual capacity. For instance, a spout top might offer less effective storage space than a flat top due to its design. Similarly, the type of discharge mechanism can affect the storage capacity, requiring careful consideration.

Dynamic vs. Static Loading

Whether your bag will be moving (dynamic) or stationary (static), Jumbosack experts underline the importance of accounting for these conditions. Dynamic loading could involve external forces like lifting or shaking that might affect the bag’s capacity, whereas static loading is less variable but equally important to understand.

Compliance with Industry Standards

Jumbosack offers bulk bags that comply with industry standards, such as ISO 21898, ensuring they are manufactured and tested to meet stringent safety and performance criteria. This guarantees that the capacity ratings provided are both accurate and reliable.

Consult the Experts at Jumbosack

To ensure utmost accuracy, it’s always beneficial to consult with Jumbosack’s team of experts who can offer tailored advice and detailed data sheets specific to your needs. They can even customize bulk bags to meet your exact capacity requirements.

Utilizing Software Tools for Accurate Measurement

While Jumbosack provides all essential manual calculations, they also recommend specialized software tools that take into account all the variables, including material density, SWL, and dynamic and static forces for an exact capacity calculation.

Field Testing: The Final Confirmation

Jumbosack encourages in-field testing to validate all theoretical calculations. A practical test will give you a real-world understanding of the bag’s capabilities, helping you to avoid potential issues down the line.

Determining the capacity of a bulk bag is a complex task that involves multiple variables, from material density to loading conditions. With the expertise provided by Jumbosack, a leading bulk bag supplier in St. Louis, MO, you can confidently make these determinations to ensure both safety and efficiency in your bulk material handling needs.