Custom Printed Paper Bag Kraft Paper Bag Packaging for Food Coffee Snacks Packaging Bag

• Customization: Available
• Application: Clothing Packaging, Cosmetic Packaging, Food Packaging, Gift Packaging, Medical Packaging, Stationery Packaging
• Material: BOPP/VMPET/PE;Pet/VMPET/PE;Pet/PE
• Model NO.: Biodegradable packaging bags
• Sealing Method: Zipper Closure
• Transparency: Non-transparent
• Waterproof Performance: Waterproof
• Thickness: Customized
• Packing: Carton Packing
• Feature: Resealable, Moisture Proof
• MOQ: 1000
• Design: Design Service Provide
• OEM: Acceptable
• Transport Package: Carton Box
• Specification: Customized Size
• Trademark: Accept Customized Logo
• Origin: China
• HS Code: 39232900
• Package Size: 45.00cm * 35.00cm * 30.00cm
• Package Gross Weight: 20.000kg

Product Description

Product Description

Biodegradable Kraft Paper Packaging Bags

Our biodegradable packaging bags are made from natural kraft paper laminated with PLA or PBAT/PLA, offering a more sustainable alternative to conventional plastic packaging while maintaining dependable performance for a wide range of dry applications.

The outer kraft paper layer, produced from renewable wood pulp, provides a natural appearance, excellent printability, and solid structural strength. It helps brands communicate an eco-friendly image while delivering a premium, paper-based look that is widely accepted in European and North American markets.

The inner biodegradable layer, either PLA or a PBAT/PLA blend, is designed to improve sealing performance and basic barrier protection. PLA is a bio-based material derived from renewable resources, while PBAT/PLA offers improved flexibility and toughness, making it more suitable for larger bags or heavier products. Both structures support reduced plastic use and align with sustainability-driven packaging strategies.

These biodegradable kraft paper bags are suitable for dry and semi-dry products such as snacks, coffee beans, tea, grains, powders, and pet food. They provide moderate moisture and oxygen resistance, helping maintain product freshness during normal storage and transportation conditions.

All packaging bags can be fully customized in terms of size, structure, and printing. Available options include resealable zippers, tear notches, clear windows, hang holes, and different surface finishes. Material structures can also be adjusted based on product weight, shelf-life expectations, and target market requirements.

However, it is important to note that biodegradable packaging materials have certain limitations. Compared with aluminum-based or high-barrier plastic laminations, PLA and PBAT/PLA structures generally offer lower barrier performance and reduced heat resistance. They are not recommended for high-temperature filling, retort processing, or products requiring extremely long shelf life or strong aroma protection.

 In addition, effective biodegradation depends on appropriate composting conditions, which may vary by region. Due to higher raw material and processing costs, biodegradable packaging bags are also typically more expensive than conventional plastic options.
 
For these reasons, biodegradable kraft paper packaging bags are best suited for brands and manufacturers seeking a balance between sustainability, functionality, and realistic performance expectations, particularly for dry products where environmental responsibility and reduced plastic use are key priorities.

Packaging Material Comparison Overview

Item	PCR Packaging	Mono Recyclable Packaging	Conventional Plastic Packaging	Biodegradable Packaging
Main Material Source	Post-consumer recycled plastic	Virgin PE or PP (single material)	Virgin petroleum-based plastics	Bio-based / biodegradable polymers
Plastic Usage	Reduced virgin plastic	100% plastic (recyclable)	100% plastic	Reduced plastic content
End-of-Life Solution	Recycling	Recycling	Landfill / limited recycling	Composting (conditions required)
Recycling Infrastructure	Widely available	Widely available	Limited or complex	Limited in many regions
Biodegradability	Not biodegradable	Not biodegradable	Not biodegradable	Biodegradable
Barrier Performance	Medium	Medium	Medium to very high	Low to medium
Visual Clarity	Medium	Good to high	High	Low to medium
Mechanical Strength	Good	Good	High	Moderate
Shelf Life Support	Short to medium	Short to medium	Medium to long	Short
Heat Resistance	Moderate	Moderate	Good to excellent	Limited
Regulatory Trend Fit	Strong	Very strong	Decreasing	Growing but infrastructure-dependent
Cost Level	Medium	Medium	Low to medium	Medium to high
Sustainability Focus	Plastic reuse	Circular economy	Performance-driven	Plastic reduction & degradation

How to Choose the Right Packaging Solution

PCR packaging is ideal for brands focused on reducing virgin plastic use and demonstrating measurable sustainability progress.

Mono packaging is best suited for brands prioritizing recyclability and regulatory compliance.
Conventional plastic packaging remains the best choice for products requiring maximum barrier performance and long shelf life.

Biodegradable packaging fits applications where reduced plastic use and sustainability messaging outweigh barrier and shelf-life requirements.

Custom Options

Company Profile

Kazuo BeiYin Paper and Plastic Packing Co..LTD

Beiyin Packaging is a professional manufacturer specializing in custom flexible packaging bags, serving brands, distributors, and packaging intermediaries worldwide. We offer fully customized packaging solutions, including material selection, bag structure, size, thickness, and high-quality printing to meet different product and market requirements.
Equipped with advanced production lines and supported by an experienced technical team, we maintain strict quality control throughout every process, from raw material inspection to finished product delivery. We also provide free packaging consultation, design support, and sampling services to help customers develop efficient and market-ready packaging. With factory-direct pricing, stable lead times, and flexible MOQ, Beiyin Packaging is committed to delivering reliable, cost-effective, and visually appealing packaging solutions for global markets.

FAQ

1. What does "biodegradable packaging" actually mean?
Biodegradable packaging refers to materials that can break down into natural substances such as water, CO2, and biomass under specific environmental conditions.
For our biodegradable bags, this mainly applies to PLA and PBAT-based layers, while kraft paper provides structure and printability.

 
2. Are kraft paper / PLA bags completely plastic-free?
Not entirely.
Although kraft paper is paper-based, PLA or PBAT/PLA layers are still polymer materials, even if they are bio-based or biodegradable.
These bags are designed to reduce environmental impact, not to be 100% plastic-free.

 
3. Are biodegradable bags compostable?
Some structures (such as Kraft Paper / PLA) may be industrially compostable, but home compostability is not guaranteed.
Actual compostability depends on:

Local composting standards
Material thickness
Certification requirements (EN13432, ASTM D6400, etc.)
Always confirm compliance before making environmental claims.

 
4. How does barrier performance compare to traditional plastic packaging?
Biodegradable materials generally have lower moisture and oxygen barrier performance than traditional laminated plastics.
They are suitable for:

Dry foods
Snacks
Coffee beans (shorter shelf life)
Non-food items
They are not recommended for high-moisture, oily, or long-shelf-life products without careful testing.

 
5. What are the main disadvantages of biodegradable packaging bags?
Key limitations include:

Shorter shelf life compared to conventional plastics
Higher material cost
Lower heat resistance
Limited sealing strength in some applications
Sensitivity to humidity and storage conditions
Biodegradable packaging is best suited for brands prioritizing sustainability over maximum performance.

 
6. Can biodegradable bags be heat sealed?
Yes, but sealing conditions are more sensitive.
Compared to PE-based materials, PLA and PBAT blends require:

Narrower temperature windows
Slower sealing speeds
Careful testing to avoid weak seals or deformation
 
7. Are biodegradable bags suitable for frozen or retort applications?
No.
Biodegradable structures such as kraft paper / PLA or kraft paper / PBAT / PLA are not suitable for freezing, retort, or high-temperature processing.