Quality Control Information
During production valves are 100% inspected for presence of a critical rubber disk. Over 50,000 valves are tested annually for Open and Close Pressure. Regular tests of ability to maintain low %O2 in airtight sealed packages are performed.
Typical Valve Performance Data
Open pressure: 20-70 mm H2O
Close pressure: 5-45 mm H2O
Typical Quality Data on Valved Packages
Avg. %O2 after 1 year: less than 2.5%
Effectiveness rate for O2 barrier and open/close pressure: 99.9%
Rubber Dimensions: 0.34 in. dia. x 0.031 in. t
Rubber Disk Service Temp: -50 to 220°F
Valve Body Dimensions (+/- 0.005 in.)
Outer Dia.: 0.795
Outer Dia.: 0.890
Typical Shelf Life: One year after purchase; provided storage conditions are controlled.*
*Contact PBi for details.