Sacks and Bags Packaging Standards: Definition, Selection, and Compliance Made Simple
- Peter Weber
- May 1
- 7 min read
Packaging plays a central role in product protection, logistics efficiency, and brand trust in every industry. Sacks and bags, especially those made from paper and thermoplastic films, are essential for bulk transportation in sectors ranging from food aid to construction materials. In today’s market, where operational scaling and secure distribution are key, understanding and implementing the relevant packaging standards is not just a legal necessity but a performance booster. This guide introduces and clarifies four major international standards for sacks and bags—detailing their scope, terminology, specification practices, and why their consistent application is vital for businesses aiming to stay competitive, productive, and compliant.
Overview / Introduction
The packaging industry forms the backbone of global trade, safeguarding goods as they move from manufacturer to end-user. Within this sector, sacks and bags—primarily made from paper or advanced polymers—are used extensively for packaging large-volume products including food, chemicals, powders, and raw materials. Precise standards, such as those from ISO and CEN, define the terminology, characteristics, and testing methods necessary to ensure these sacks are fit for purpose, environmentally sound, and secure across international boundaries.
When businesses implement international packaging standards, they reap significant gains: increased supply chain reliability, reduced packaging failure, improved safety, and easier market access. This article will:
Unpack the vocabulary and specification methods detailed in these standards
Explain how the standards apply to both manufacturers and buyers
Provide actionable steps for compliance and procurement
Show how adhering to standards can increase productivity, security, and operational scalability
Whether you are specifying paper sacks for industrial use, selecting polymer-based alternatives for high-moisture applications, or ensuring food aid shipments conform to regulatory norms, these standards are indispensable.
Detailed Standards Coverage
EN ISO 6590-1:2025 - Defining Paper Sack Terminology
Packaging - Vocabulary - Part 1: Paper sacks (ISO 6590-1:2025)
The EN ISO 6590-1:2025 standard establishes a comprehensive vocabulary for paper sacks, ensuring that manufacturers, purchasers, and regulatory bodies share a common language. It covers single- and multi-ply sacks made primarily from paper, and refers specifically to sacks used for bulk/industrial applications—not small retail bags.
This standard organizes terminology into logical categories, encompassing:
Construction elements (e.g., “gusset,” “tube,” “ply”)
Manufacturing methods (e.g., “pasting,” “sewing,” “heat sealing”)
Functional features (e.g., “valve types,” “bottom designs”)
Performance-related terms (e.g., “air permeability perforation”) The latest revision incorporates new terms reflecting industry developments, updates diagrams, and realigns definitions to harmonize with other world standards, making it globally relevant and easier to reference in cross-border transactions.
Who needs to comply? Manufacturers, suppliers, and procurement teams dealing with bulk paper packaging—especially those shipping powders, granulates, or chemicals between businesses (B2B).
Implementation impact: By adopting this standard terminology, organizations can:
Remove ambiguity in packaging specifications and orders
Improve communication across supply chains and regulatory agencies
Support training for new staff or multinational teams
Key highlights:
Universal terminology standard for all aspects of paper sack design and manufacture
Aligned with latest technical requirements and industry practices
Facilitates regulatory and cross-border compliance
Access the full standard: View EN ISO 6590-1:2025 on iTeh Standards
EN ISO 8351-1:1996 - How to Specify Paper Sacks for Purchase
Packaging - Method of specification for sacks - Part 1: Paper sacks (ISO 8351-1:1994)
EN ISO 8351-1:1996 provides a practical checklist approach for specifying the characteristics of paper sacks during procurement. While it doesn’t describe performance or testing requirements, it details how to clearly communicate ordering specifications between buyers and producers.
What does it cover?
Detailed breakdown of sack types: open-mouth (with sub-types like sewn flat/gusseted, pasted flat/gusseted) and valved (closed-mouth)
Tube types: flush-cut, stepped-end, and notched-end
Relevant sack dimensions (length, width)
Agreement on terminology via ISO 6590-1 reference
Adaptability for unique requirements through mutual agreement between customer and manufacturer
This standard is vital in procurement, preventing misunderstandings that can lead to the wrong sacks being delivered—saving both time and money.
Who needs to comply? Purchasing agents, QA staff, and sales teams in industries sourcing custom or bulk paper sacks, such as food ingredients, minerals, or agricultural products.
Practical implications:
Ensures every order contains all details needed for correct manufacture
Supports clear technical contracts—essential for international sourcing
Reduces costly errors in supply chain and warehousing
Key highlights:
Structured checklist format for specifying sack orders
Covers multiple sack and tube design variations
Strengthens buyer-supplier communication, reducing supply risks
Access the full standard: View EN ISO 8351-1:1996 on iTeh Standards
ISO 6590-2:1986 - Terms and Types for Thermoplastic Sacks
Packaging — Sacks — Vocabulary and types — Part 2: Sacks made from thermoplastic flexible film
Expanding on vocabulary requirements, ISO 6590-2:1986 sets out the definitive terms and types relating to sacks made from flexible thermoplastic films—such as polyethylene or polypropylene. Like the paper sack standard, it organizes terminology for construction, materials, and sack parts, supporting clarity from factory floor to end-user.
Scope and requirements:
Applies to single- and multi-ply sacks made from thermoplastic film
Details sack types (open-mouth, valved, sewn, pasted, etc.)
Constructional elements: seams, closures, valve types, bottom designs
Defines material qualities and part names
Provides multilingual alphabetical indexes for international use
The standard deliberately excludes bags for direct retail sale, focusing on bulk/industrial packaging.
Who should implement this? Businesses producing or sourcing thermoplastic sacks for chemicals, grains, fertilizers, foodstuffs, or any moisture-sensitive material.
Benefits & applications:
Enables clear and consistent communication about plastic sack products
Ensures customers receive exactly the sack needed, regardless of language or location
Minimizes the risk of supply chain breakdowns from mis-specified packaging
Key highlights:
Universal terminology for plastic film sacks
Relevant across multiple industries requiring moisture-resistant packaging
Includes construction and performance descriptors for global trade
Access the full standard: View ISO 6590-2:1986 on iTeh Standards
SIST EN 770:1997 - Paper Sacks for Food Aid Transport
Sacks for the transport of food aid - Paper sacks
SIST EN 770:1997 specifies the key requirements for paper sacks intended exclusively for the transport of food aid. It outlines the general characteristics, material choices, and robust testing methods required to guarantee safe and effective delivery of food supplies where they are most needed.
Scope and detail:
Applies to paper sacks with a filling mass of up to 50kg
Sets requirements for both sack construction and testing procedures
Addresses sack integrity, contamination prevention, and performance during handling
Focused on international and humanitarian food distribution contexts
Food aid shipments face some of the harshest logistical and environmental conditions. Compliance with this standard helps ensure vital food arrives undamaged and uncontaminated, maximizing delivery success and public trust.
Who must adhere? Producers of bulk paper sacks supplying global food aid agencies, NGOs, UN programs, and governmental relief efforts.
Practical implications:
Reduces spoilage and product loss in global food aid logistics
Simplifies tender submission for suppliers through standardization
Strengthens eligibility for aid program participation
Key highlights:
Construction, material, and test requirements tailored to food aid
Enforces high durability and food safety standards
Facilitates global adoption and harmonized shipments
Access the full standard: View SIST EN 770:1997 on iTeh Standards
Industry Impact & Compliance
Complying with internationally recognized packaging standards provides substantial benefits across the supply chain. For manufacturers, adherence to standards streamlines design, facilitates access to diverse markets, and supports quality assurance. Buyers and supply chain managers enjoy greater reliability and traceability in the products they procure.
Impact for businesses includes:
Boosted Productivity: Standardized processes mean reduced errors, less rework, and faster fulfillment cycles.
Enhanced Security: Defined sack characteristics limit the risk of product loss, contamination, or tampering—vital for food, chemicals, and pharmaceuticals.
Market Scaling: Consistent, recognized sack specifications make it easier to expand to new geographic markets without renegotiating logistical details.
Faster Regulatory Approvals: Documentation and conformity with ISO/CEN standards accelerates customs clearance, product acceptance, and international trade.
Customer Confidence: Clear specification and reliable supply foster trust with clients and end-users.
Risks of Non-Compliance:
Procurement disputes due to ambiguous orders
Incompatible sacks leading to supply chain interruption
Increased costs from repackaging or product wastage
Being barred from bulk procurement processes (especially food aid or government programs)
By aligning operations with these standards, organizations not only minimize risk but also create new growth opportunities.
Implementation Guidance
Bringing these standards to life within an organization involves a mix of procedural changes, stakeholder engagement, and document management.
Typical Implementation Steps
Gap Assessment: Review current sack and bag terminology, procurement practices, and testing against the standard requirements.
Training: Educate staff on new terminology and specification formats. Use the actual standard documents for reference.
Procurement Alignment: Update ordering processes to require completed checklists (as per EN ISO 8351-1) or explicitly reference standardized vocabulary (from EN ISO 6590-1 or ISO 6590-2).
Quality Assurance: Incorporate standards-based checkpoints into QA processes.
Supplier Communication: Notify suppliers of new requirements and provide resources or templates.
Documentation Management: Archive reference standards, specify versions on orders, and ensure access to the latest revisions.
Best Practices for Adopting Packaging Standards
Always reference the official standard designation and revision year (e.g., EN ISO 6590-1:2025) in documents and purchase orders.
Regularly review standards for updates that may add new terminology or change specification expectations.
Use standards as the foundation for internal training, including in staff onboarding and refresh programs.
Where possible, select suppliers with proven compliance and provide them with the precise checklist (from EN ISO 8351-1:1996) to complete.
Integrate compliance monitoring into routine operations—don’t consider standards as “set and forget.”
Resources
Official iTeh Standards catalog for the latest standards text
Industry webinars and training workshops
Sample specification templates drawn from standards appendices
Peer networks and packaging associations for experience exchange
Conclusion / Next Steps
Sacks and bags underpin the logistics of virtually all bulk goods. The international standards outlined here—covering both paper and plastic sacks and providing frameworks for terminology, specification, testing, and procurement—form the foundation for secure, productive, and scalable packaging operations. By integrating these standards into procurement, manufacturing, and compliance processes, organizations position themselves as reliable, efficient supply chain partners.
Key recommendations:
Audit your existing packaging specification and procurement flows against the standards above
Require suppliers and internal teams to adopt standardized vocabulary and clear checklists
Stay informed about standard updates via authoritative platforms like iTeh Standards
Leverage compliance for competitive advantage in expanding markets or sustainable procurement
For anyone in packaging, supply chain management, or procurement, exploring these standards in depth brings not only peace of mind but a measurable edge in efficiency and market access.
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