1 way air valve for expelling exhaust air in unilateral direction unite on aluminum foil coffee bags
| Description |
1. For the roast coffee will continue release C02 , the air will make coffee bags expand to burst , unite 1 way air
valve on aluminum foil coffee bags will do good for protection
2. The 1 way air valve is working on this mode : expelling exhaust air in unilateral direction
3. Preserve your products in natural taste and flavour
4. Benefit for transform and shelf-time
| Product Detail |
| Model name | 1 way air valve for expelling air |
| Model num | A1 |
| Function | Expelling exhaust air in unilateral direction |
| Compose | Top plastic + silicon oil gasket + bottom plastic |
| Hole amounts | Five holes to expel air |
| Usage | Aluminum foil coffee bags |
| Technology | plastic Injection molding |
| Outside rim diameter | 23mm |
| Height | 4mm |
| Color | Normally semi-transparent |
| Trade terms | EXW , CIF, CNF , FOB |
| Shipping method | By sea , air , express |
| Lead time | Within a week |
| Picture |



| Superior |
1. Highest degassing performance ,oxygen proof 1 way air valve
2. Precise opening & closing pressure control
3. MOQ can be negotiable
4. Accurate in size and easy to apply on machine.
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