Product Name: Coffee Valve

Model: WJ1902(without filter)

Brand: WOJIN

Manufacturer: Wojin Plastic Product Factory

Material: PE

Color: white

Weight: 0.95g

Price: $ 0.044


Product Description

Powder or small particles one-way degassing valve,mainly applied to coffee bags. Because of the one-way degassing valve combined with a layer of filter paper,so you can effectively dischargecoffee bags, carbon dioxide and prevent oxidation of oxygen into the bag making coffee powder without seeping makes packing bags of ground coffee.


External diameter: 20mm

Width: 20mm

Height: 5.9mm

Sealing valves: 163℃-168℃

Open pressure: 2-8 mbar

Close pressure: ≤ 2 mbar

Air flow: 1-1.3L /min at 6 mbar


1. QTY:10,000PC/CTN(2 inner cartons seperately with 5000PCS)

2. MEAS:450 x 295 x 240mm

3. N.W.:9.5KGS/CTN G.W.:10.2KGS/CTN



"our engineer tested the valve quality, we will always keep the business with you, thank you so much!"


"I’m very pleased with your product, we are using your valve for our coffee bag."

---Magdy Monir---

Coffee Valve