One-way degassing valve WJ1901

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 discharge

coffee  bags, carbon  dioxide  and prevent oxidation of oxygen into the bag making coffee powder  

without  seeping  makes  packing  bags  of  ground coffee.

Product no:	WJ1901(with filter)
Body material:	HDPE (Polyethylene)
External diameter:	20mm ±0.1
Height:	5.9mm ±-0.3
Weight:	0.95g ±-0.03
Sealing valves:	163℃-168℃
Open pressure:	2-8 mbar
Close pressure:	≥0.5 mbar
Air flow:	1-1.3L /min at 6 mbar

Packing detail: 

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

2. MEAS:460*340*260mm

3. N.W.:9.5KGS/CTN G.W.:11KGS/CTN