one-way degassing valves for flexible packaging of ground coffee

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$0.0363 - $0.0431 / Piece | 50000 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China
Brand Name:
Model Number:
Industrial Use:
Plastic, Virgin PE
Product name:
Coffee bag one-way valve
Coffee Bag Packaging
Inner diameter:
Ourside diameter:
30*20*25.5cm or 38*25*25.5cm
5000pcs or 10,000pcs per carton
Supply Ability
Supply Ability:
600000 Piece/Pieces per Month 7200000pcs/carton
Packaging & Delivery
Packaging Details
10000 pieces in a transparent plastic bag, one bag in a five layer carton.
Carton size: 39x26x27cm

one-way degassing valves for flexible packaging of ground coffee 



Product Description


Advantages of our valves:


1. When the fermented product  release the gas, the one way valve can solved the heat dissipation, anaerobic control, as well as the packaging, storage and transportation, stability ingeniously, greatly reduce the production cost of the fermentation product.


2.One way valve bring coffee bean (solid, large particles) very carefree breathing, avoid outside air into the bag, to prevent pollution by oxidation, effectively guarantee the quality of the coffee, you can smell the coffee fragrance from this valves when you buy the coffee, can better judge the quality of coffee.


3.The bag with a one way valve, when the packing bag handling or high drop, bag of gas can be taken out from this valve, reduce the impact of gas on packaging, avoid broken.


Why Choose our coffee valves?

why choose us


Product show: 

new one-way valve (40)

new one-way valve (45)


exhaust valves (1)

new one-way valve (35)

exhaust valve (1)

one way valve-3

one way valve-2




Packaging & Shipping


Product packaging:

10000 pieces in a transparent plastic bag, one bag in a five layer carton.

Carton size: 39x26x27cm





2013.08.22 How it works 

Company Profile:

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Company Information


Frequently Ask Questions of One Way Degassing Valves:

1. What is coffee One Way Degassing valve?

One way degassing coffee valves are vital to maximizing freshness by allowing freshly roasted coffee to degas in the package. Our one way degassing valves are industry proven to effectively and effectively vent CO2 gas build-up while sealing out environmental oxygen, moisture and contaminants.

2. Can the coffee valve customized to allow air to escape more quickly for larger package?

We can also custom fabricate valves to meet specific requirements.

3. Can one way degassing coffee valves be used under water?

We do not recommend that coffee one way degassing valves be used while immersed in water.

4. What is the purpose of silicon oil? How does the performance change without the silicon?

It is so that air will not come back in after a while. Most products packaged with valves are sensitive to oxygen and moisture, and the silicon oil ensures that it functions as a one way degassing valve.






Our Services


Contact us:

If you have any questions,do not hesitate to contact us, we are more than happy to help.


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