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Coffee Bag One Way Valve for Coffee Beans, Coffee Pouches Valve Without Filter, Coffee Degassing Valve - HL-TB
Coffee bag one way valve HL-TB is a PE degassing valve for roasted coffee beans and other gas-releasing pouches. It features a 21.7 mm inner diameter, without filter design, and supports OEM supply for bulk orders.
- Item number: HL-TB
- Inner diameter: 21.7 mm
- MOQ: 200,000 sets
- Packing: inner poly bag, outer carton, pallets
Coffee Bag One Way Valve for Roasted Beans and Degassing Pouches
The coffee bag one way valve HL-TB is a degassing component for roasted coffee packaging. It allows carbon dioxide to escape after roasting while helping limit reverse airflow, which supports bag stability and product freshness.
Hanle Packing supplies this valve for laminated coffee pouches and other gas-releasing packaging formats. The structure is compact, heat-sealable, and suitable for high-volume packing lines.
With Valve vs Without Valve
Here is a quick comparison for buyers evaluating this coffee bag one way valve:
| Aspect | With One Way Valve | Without Valve |
|---|---|---|
| Gas management | Controlled CO₂ release | Gas accumulates, bag may swell |
| Oxygen ingress | Limited by one-way design | Risk increases if seal deforms |
| Bag appearance | Flat and stable during transport | May balloon or deform |
| Shelf life | Better aroma and freshness retention | Faster staling |
How the Coffee Bag One Way Valve Works
The valve is designed for one-way degassing. Gas generated by roasted coffee exits through the valve, while the reverse path remains restricted, which helps maintain the package condition during distribution.
- Gas is released from the inside of the pouch after filling.
- Outside air is blocked from entering the package.
- The valve works with laminated pouch structures that are heat sealed.
Product Specifications
| Item number | HL-TB |
| Product name | Coffee bag one way valve |
| Application range | Coffee beans, fermented feed, cat/dog feed, cattle/horse feed, chicken/fish feed, shrimp feed, pet feed |
| Material | Polyethylene (PE) |
| Inner diameter | 21.7 mm / 21.79 mm |
| Height | 3.8 mm |
| Filter | Without filter |
| Color | White |
| MOQ | 200,000 sets |
| Packing | Inner poly bag, outer carton, pallet |
OEM and ODM Options
Hanle Packing can support project-based customization for pouch fitment orders. For this coffee bag one way valve, buyers may confirm the size, appearance, packaging format, and production quantity based on the target pouch structure.
- Size adjustment for different pouch structures.
- Color matching based on order requirements.
- Sample testing before mass production.
- Bulk packaging support for export orders.
Applications
This coffee bag one way valve is mainly used for roasted coffee packaging, but it is also suitable for other products that release gas after packing.
- Whole roasted coffee beans.
- Ground coffee.
- Specialty coffee pouches.
- Fermented feed and pet food packaging.
- Other laminated bags for gas-releasing granules.
FAQ
Is this coffee bag one way valve suitable for roasted coffee beans?
Yes. HL-TB is designed for roasted coffee packaging where gas release is needed after filling.
Does the valve include a filter?
No. This model is a without-filter design.
What is the MOQ?
The MOQ is 200,000 sets.
Can samples be provided before bulk order confirmation?
Yes. Sample support can be arranged for pouch matching and testing before mass production.
About Hanle Packing
Hanle Packing is a manufacturer of flexible packaging components, including coffee bag one way valves and other pouch fitments for export markets. The company supports OEM and ODM production with ISO9001 and SGS certifications, helping buyers match valve specifications, pouch materials, and order quantities.
Please share your pouch structure, target quantity, bag size, and sample requirements for quotation. If you need a coffee bag one way valve for a new packaging project, Hanle Packing can confirm the right specification based on your application.
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