China professional Flat Bottom Coffee Bags manufacturer
A flat-bottom bag is also known as an eight-sided sealing bag. There are eight sealing edges: the bottom four sealing edges plus two around the face of each of the two sealing edges.
It has a good sense of three-dimensionality, looks more classy, has a high-end atmosphere, sound barrier, good resistance to falls, and many other advantages.
Including the front and back, two sides, and the bottom, can be printed, which shows the customer’s design pattern.
Widely used in food packaging, pet food packaging, and coffee packaging.
We also have biodegradable and recyclable flat-bottom bags, which are more environmentally friendly.
Custom Printed Flat Bottom Coffee Bags
Advantages of Flat Bottom Coffee Bags
Application of Candy Packaging Film
Suitable for coffee beans, coffee powder, dried fruit, and other food packaging.
Flat Bottom Coffee Bags materials
Food grade. PET, PA, PE, BOPP, CPP, VMPET, AL, PE etc.
- PET/AL/NY /PE
- PET/AL/PE
- PET/ MPET/PE
- According to customer’s requirement
Quality of Flat Bottom Coffee Bags
Our candy food packaging films have passed many certifications, including FDA, ISO, and so on, which can guarantee the quality of our products well. Food grade raw materials and professional guarantee technicians. There are a variety of ways to ensure the quality of customers’ food packaging.
Custom Printed Flat Bottom Bags
Step 1 Requirement Confirmation
- Bag Type:
- Octagonal Seal / Flat Bottom Bag (Zipper and Air Valve Options Available)
- Material Options:
- PET/AL/PE: Features a common three-layer laminate with aluminum foil, offering excellent barrier properties.
- Kraft Paper/AL/PE: Kraft paper appearance with eco-friendly texture
- PET/PE: Transparent display option
- Thickness: Typically 100ฮผmโ150ฮผm
- Capacity: Common sizes: 250g, 500g, 1kg
Step 2 Design and Prototyping
- Provide design files (AI, CDR, PDF vector files)
- Confirm printing process:
- Gravure printing (common, low cost for large volumes)
- Digital printing (suitable for small-batch customization, no plate charges)
- Proofing methods:
- Digital proofing: Colors closely match the final product, fast turnaround
- Machine proofing: Exactly matches production run, but higher cost
Step 3 Production and Manufacturing
- Lamination: Bonding films of different materials through adhesive heat lamination to form multi-layer roll film
- Curing: Allowing the laminated film to rest for over 48 hours to solidify the adhesive
- Slitting: Cutting large rolls of film into smaller rolls of appropriate width
- Bag Making: Forming bags using an octagonal sealing machine (sealing four sides + bottom + two sides for eight sealed edges)
- Valve/Zipper Insertion: Add one-way air valves, zippers, or tear-open tabs as required.
Step 4 Quality Inspection and Packaging
- Test Items:
- Edge Sealing Strength
- Thickness Uniformity
- Barrier Properties (Oxygen and Moisture Permeability)
- Packaging after Passing Inspection โ Shipment
Step 5 Delivery to Customer
We offer multiple shipping methods to deliver finished coffee bags to customers quickly and conveniently, including DDP, UPS Express, air freight, and sea freight. We will select the optimal shipping method based on each customer’s specific requirements.

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Customize Your Printed Flat Bottom Coffee Bags
Ask for Free Sample or Printed Flat Bottom Coffee Bags Now!
Please fill in the following form correctly so that our can contact you
Custom Printed Flat Bottom Coffee Bags
Step 1:
Get a quote
Please send an inquiry on our website and get back to the client within 1 hour for a quick quote.
Step 2:
Develop your art
Customers provide their design, or we design for you free of charge until customers are satisfied.
Step 3:
Size and Configuration
Determine coffee bags details, including size, printing, quantity, etc.
Step 4:
Packaging film production
20 years of experience in the production of your bags, with attention to every detail of the bags
Step 5:
Delivery of packaging film to customers
Fast delivery with global logistics, fast delivery, and perfect after-sales service
















