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Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Specifications
Sample Policy :
Free coffee degassing valve samples available; dispatched within 48 hours
Model Number :
A1
Valve Type :
One-way degassing valve, no filter
Capacity :
10,000,000 Pcs / Week
Price :
0.025 USD
Packaging Details :
57*37*42cm
Mounting Method :
Heat seal on packaging film
Place of Origin :
Guangdong
Product name :
Coffee Bag One-Way Degassing Valve, plastic bag air valve
Working temperature :
175-200C°
Diameter :
19mm – 22mm (custom sizes available)
Supply Ability :
6000000
Color :
White, accpet custom colors (MOQ applies)
Brand Name :
XSJ
Function :
Allows release of carbon dioxide from coffee packaging while preventing oxygen entry
MOQ :
100000
Opening pressure :
2–3 mbar standard; 3–9 mbar high-flow option
Payment Terms :
T/T,L/C,D/A,D/P
Working Principle :
Unidirectional exhaust, air anti-backflow
Suitable Bag Types :
Stand up pouch, coffee pouch,side gusset bag, flat bottom coffee bag
Delivery Time :
5-7 days
Description

Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches


PRODUCT INFORMATIONS

Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches


Product Overview:

Our industrial-grade one-way coffee degassing valves are tailored for post-roast coffee packaging. Freshly roasted coffee continuously releases CO₂ after packaging, easily causing bag bulging, rupture and coffee oxidation. Our one-way valves solve this industry issue perfectly, releasing internal carbon dioxide while blocking external oxygen, dust and moisture. They effectively retain coffee’s natural aroma, extend shelf life, and are ideal for coffee roasters, packaging factories and bulk food packaging suppliers worldwide.


Key Features & Benefits


✅ Solve Post-Roast Gas Build-Up Issues
Fresh coffee releases continuous CO₂ after packaging. This one-way valve exhausts internal gas
pressure and blocks outside air, preventing bag bulging and coffee oxidation to retain original flavor.

✅ Market-Approved Food-Safe Formula
Made of food-grade certified silicone and PP material, non-toxic and odorless. It ensures stable
long-term sealing performance and fully meets commercial food packaging safety requirements.

✅ Streamline Your Packaging Workflow
Fully compatible with standard heat-sealing machines and automatic lines. Easy to install without
special tools, effectively improving overall packaging efficiency.

✅ Consistent Quality For Commercial Batch Use
Precision-molded with strict quality control. Uniform exhaust and sealing performance, ultra-low
defect rate, perfect for large-scale industrial packaging production.

✅ Versatile For Multiple Gas-Releasing Foods
Suitable for whole bean and ground coffee, as well as cocoa, roasted nuts and other gas-producing
dry foods for anti-oxidation and fresh-keeping packaging.

✅ Elevate Your Packaging Branding
Support custom valve sizes and laser logo engraving for bulk orders, helping your packaging achieve
unique brand differentiation and premium shelf display.

Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches


Application Scenarios

Item Parameter
Product Name Coffee Bag One-Way Degassing Valve
Material PE body + Food Grade pvc membrane
Working Principle Unidirectional exhaust, air anti-backflow
Mounting Method Heat seal on packaging film
Suitable Bag Types Stand up pouch, side gusset bag, flat bottom coffee bag
Color Transparent / Custom
MOQ Negotiable for bulk inquiry


How It Works


This one-way valve adopts a physical pressure-sensing sealing principle. Packaged coffee generates continuous CO₂ to raise internal bag pressure, which pushes open the elastic silicone diaphragm to exhaust excess gas. After pressure balancing, the diaphragm resets and seals tightly, blocking external oxygen, moisture and bacteria to lock coffee’s fresh flavor and extend preservation time.


Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches

Benefits For Your Business


✔ Eliminates bag swelling, bursting and air leakage, cutting logistics damage and return rates
✔ Locks coffee’s original aroma and freshness, preventing oxidative flavor loss and boosting
product competitiveness
✔ Compatible with automated packaging lines, saving labor costs and improving production
efficiency
✔ Meets strict food-grade standards, safe and reliable for commercial food sales
✔ Offers affordable wholesale prices and flexible MOQ for startups, medium roasters and large
packaging enterprises


FAQ


Q: What bags can this degassing valve be applied to?
A: It works for most plastic composite coffee pouches, including side gusset bags, stand-up pouches and quad seal coffee bags. Heat sealing is required for installation.

Q: Is this valve food safe?
A: Yes. The silicone membrane and plastic body comply with food contact standards for food packaging.

Q: Can I get custom size or printing on the valve?
A: Custom service is available for large volume orders. Please send your requirement for quotation.

Q: What is the MOQ?
A: MOQ is flexible. Contact our sales team for detailed quotation based on your order quantity.


Call To Action

Contact us now to get sample & latest wholesale price. We support samples testing before bulk production for your coffee packaging project.


Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches



Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches


Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches

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Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches

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Product Detail
Sample Policy :
Free coffee degassing valve samples available; dispatched within 48 hours
Model Number :
A1
Valve Type :
One-way degassing valve, no filter
Capacity :
10,000,000 Pcs / Week
Price :
0.025 USD
Packaging Details :
57*37*42cm
Contact Supplier
video
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches
Coffee Packaging One-Way Vent Valve | Food Grade CO2 Degassing Valve For Roasted Coffee Pouches

Dongguan Xinshengji Hardware Products Co., Ltd

Verified Supplier
1 Years
guangdong, dongguan
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter
Main Products :
Plastic Spout Cap, Coffee Degassing Valve, Stand Up Spout Pouch
Total Annual :
>5
Employee Number :
>30
Certification Level :
Verified Supplier
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