A center seal bag, also known as a pillow pouch, is one of the most widely used packaging formats for dim sum, confectionery, snacks, food items, and powdered goods. It features a strong back seal running down the center with top and bottom seals, providing excellent protection and durability for a variety of products.
Why Businesses Choose Jackway’s Center Seal Bags?
Jackway Convertor is a leading flexible packaging manufacturer in Singapore with over 25 years of experience in producing innovative, sustainable, and high-performance pouches.
Key Advantages of Our Center Seal Bags
Strong Sealing & Leak Protection: Multi-layered barrier films ensure better shelf life, ideal for dry, powdered, or even frozen products.
- Premium Print Quality: Vibrant rotogravure printing (up to 9 colours) helps your packaging stand out on shelves.
- Versatile Material Options: Choose from a wide variety of materials, or recyclable mono-materials.
- Enhanced Shelf Appeal: Glossy, matt, or transparent finishes available.
- Customisable Sizes: Tailored to fit product weight, volume, and distribution requirements.
- Eco-Friendly Choices: Available in recyclable and mono-material structures.
Product Specifications
| Feature | Details |
| Material Options | OPP/ PET/ NYLON/ Aluminium Foil/ MPET / LLDPE, EVOH, barrier films, etc. |
| Sealing Type | Center back seal with top and bottom closures |
| Thickness Range | 45 – 130 microns |
| Available Sizes | Customisable based on product weight and volume |
| Printing Options | Up to 9-colours rotogravure printing |
| Finishes | Glossy, matt or translucent |
| Barrier Properties | Able to have High resistance to moisture, oxygen, and odour |
| Applications | Dim Sum, snacks, coffee, pet food, frozen food, detergent, hygiene, confectionery and more |
Applications of Center Seal Bags
Center seal pouches are ideal for:
- Food Packaging: Chips, nuts, confectionery, biscuits, instant noodles.
- Coffee & Tea: Preserves aroma and freshness with high-barrier films.
- Pet Food: Keeps dry and moist products safe from contamination.
- Frozen Food: Durable seal integrity even in cold conditions.
- Powdered Goods: Perfect for milk powder, detergent, and supplements.
- Medical & Hygiene Products: Secure sealing to maintain cleaniness.
Sustainability Commitment
As part of Singapore’s Green Plan 2030, Jackway continually invests in eco-friendly packaging innovation.
We offer:
- Recyclable mono-material structures (LLDPE/LLDPPE, OPP/PP/ CPP)
- Lightweight designs to reduce carbon footprint
By switching to sustainable center seal bags, brands can reduce plastic use and demonstrate environmental responsibility to consumers.
Center Seal Bag vs. 3-Side Seal Pouch
| Feature | Center Seal Bag | 3-Side Seal Pouch |
| Sealing Type | One vertical back seal | Sealed on three sides |
| Shape | Pillow-like | Flat |
| Best For | Higher product volume | Single-serve or samples |
| Cost | More economical for large runs | Slightly higher due to extra sealing |
| Automation Compatibility | Suitable for high-speed filling lines | Commonly hand-filled |
Why Partner with Jackway Convertor Industries?
- Singapore-based manufacturing excellence
- 25+ years of flexible packaging innovation
- Sustainability-driven approach
- Custom design and prototyping
- End-to-end project support from concept to delivery
With every project, we focus on precision engineering, visual quality, and sustainability delivering solutions that help your brand stand out.
Contact us for a reliable center seal bag supplier in Singapore & get a free consultation with our packaging experts.
FAQs
Q1. What makes a center seal bag ideal for food packaging?
Its three-seal design and back-center seam provide excellent strength and moisture resistance, keeping food fresh longer.
Q2. Can I customise the pouch size and thickness?
Yes. All pouches are fully customisable to suit your product’s weight, filling machine, and display preferences.
Q3. Do you offer recyclable center seal pouches?
Yes, we manufacture recyclable mono-material pouches as part of our sustainable packaging line.
Q4. Are your films suitable for vacuum or frozen packaging?
Absolutely. We use high-barrier films that maintain flexibility even under freezing temperatures.
Q5. How can I improve my brand visibility with packaging?
Our custom printing helps you create striking packaging that aligns with your brand identity and sustainability goals.