Paper Plastic Composite Bags Manufacturer
Kraft paper and PP woven composite bags for cement, chemicals, fertilizers, minerals and other industrial products.
Factory Direct Manufacturer
Direct supply from our own 40,000㎡ production facility.
Custom Sizes & Printing
Customized bag dimensions, materials, structures and printing.
Strong & Moisture Resistant
PP woven reinforcement provides high strength and improved moisture resistance.
5–50 kg Capacity
Suitable for different industrial products and filling requirements.
A Stronger Alternative for Industrial Packaging
Paper Plastic Composite Bags
Paper plastic composite bags combine the strength of PP woven fabric with the appearance and printability of kraft paper. The PP woven layer provides excellent tensile strength and durability, while the outer kraft paper layer gives the bag a clean, professional appearance.
Depending on the product and filling requirements, the bags can be produced with an open mouth or valve, stitched or block bottom, PE liner, micro-perforations and customized printing.
They are widely used for packaging cement, dry mortar, chemicals, fertilizers, minerals, charcoal, animal feed and other dry powder or granular products.
Applications
• Construction Materials — Cement, dry mortar, plaster, gypsum powder and other building materials.
• Chemicals & Minerals — Industrial chemicals, mineral powders, additives, pigments and other bulk materials.
• Fertilizers & Agriculture — Fertilizers, animal feed, grains and other agricultural products.
• Charcoal & Fuel Products — Charcoal, firewood and other dry fuel products requiring durable packaging.
• Food & Dry Products — Sugar, flour, grains and other dry products where suitable packaging materials are required.
STRONG. RELIABLE. CUSTOMIZABLE.
Key Features of Paper Plastic Composite Bags
Designed for Strength, Protection and Flexible Filling
Flexible Bag Construction
Customize paper plies, PP woven fabric, PE liner, dimensions, capacity and closure according to your application.
Kraft Paper & PP Woven Structure
Combines the clean appearance of kraft paper with the strength of woven polypropylene.
Valve or Open Mouth
Available with valve or open-mouth designs to suit different filling methods.
Stitch or Block Bottom
Different bottom constructions are available for various filling and stacking requirements.
High Strength & Tear Resistance
The PP woven layer provides excellent strength and durability for demanding handling and transportation.
Improved Moisture Protection
Optional PE liner and laminated structures provide additional protection against moisture.
Customization Options
Paper Plastic Composite Bag Specifications
Bag Type
Valve / Open Mouth
Material
Kraft Paper + PP Woven Fabric
PE Liner
Optional
Paper Color
Brown / White
Capacity
5–50 kg
Printing
Custom Printing
Printing Colors
Up to 6 Colors
Bottom
Stitch / Block Bottom
Perforation
Optional Micro Perforation
Size and Design
Custom
MOQ
5,000 Pieces
Sample
Available
Production Workflow
How We Manufacture PP Valve Bags
From PP resin to finished valve bags, every production stage is carefully controlled to ensure consistent quality, accurate dimensions and reliable performance.
1
Free Bag Design
We provide free bag design support based on your product and packaging requirements.
2
Plate Making
Printing plates are prepared according to the approved artwork.
3
Printing
Product graphics, logos and information are printed according to the approved design.
4
Lamination
The paper and PP woven layers are combined to form the composite material structure.
5
Tube Making
The laminated material is converted into the required bag tube and side seam structure.
6
Bottom Construction
The bag is finished with the selected bottom construction according to the filling, stacking and transportation requirements.
7
Quality Inspection
Bags are inspected for dimensions, printing, sealing, appearance and overall quality.
8
Packing
Finished bags are carefully counted, bundled and packed on pallets to keep them clean, organized and protected during storage and transportation.
9
Loading
Packed bags are loaded into containers according to the planned loading arrangement, helping maximize container space and ensure safe delivery to customers.
Paper Plastic Composite Bag Samples
Explore some of our Paper Plastic Composite Bag solutions developed for different products, capacities and packaging requirements.
8 kg Paper Plastic Composite Bag for Charcoal
20 kg Paper Plastic Composite Bag for Steel Fiber
25 kg Paper Plastic Composite Bag for Engineering Plastics
36 kg Paper Plastic Composite Bag for Building Material
Why Choose Ulinkpack
As a factory-direct manufacturer, we provide customized paper plastic composite bag with in-house production, quality control and reliable export support.
Factory Direct
Direct manufacturer with in-house production and customization capabilities.
Custom Manufacturing
Bag size, paper layers, printing, valve and liner can be customized.
Reliable Production
Focused on packaging solutions for construction, chemical and agricultural products.
Export-Oriented Service
Professional communication, sampling and container loading support for overseas buyers.
FAQ
Frequently Asked Questions
01. What is a paper plastic composite bag?A paper plastic composite bag combines kraft paper with PP woven fabric to provide a balance of strength, durability, moisture resistance and a professional paper appearance.
02. What are paper plastic composite bags used for?They are commonly used for cement, dry mortar, chemicals, fertilizers, minerals, charcoal, animal feed and other dry powder or granular products.
03. Are paper plastic composite bags waterproof?They offer better moisture resistance than conventional kraft paper bags, especially when a PE liner or suitable laminated structure is added. However, the exact moisture protection depends on the bag construction.
04. Can the bags have a valve?Yes. Paper plastic composite bags can be manufactured with valve for machine filling.
05. Can I choose an open-mouth design?Yes. Open-mouth versions are available for applications that do not require valve filling.
06. Can you add a PE liner?Yes. An optional PE liner can be added when additional moisture and product protection are required.
07. Can the bags be customized?Yes. Size, capacity, material structure, printing, valve, bottom construction, PE liner and other specifications can be customized.
08. What is your MOQ?Our standard MOQ is 5,000 pieces, depending on the bag specification and order requirements.
Looking for Custom Paper Valve Bags?
Tell us your product, bag size, capacity and estimated quantity.
Our team will recommend a suitable bag structure and provide a quotation.