Phil Robertson wrote:Has anyone experimented with using Argon (as opposed to Nitrogen) in combination with their green vacuum packaging? Are most using Nitrogen when flushing green/roasted coffee? Or some other gas mixture?
Klaus wrote:Andy, from what Daterra says a really hard vacuum could potentially damage the beans closest to the wall
Klaus wrote:they have experiences that the beans end up puncturing the packaging foil (not sure if that's the correct word)
Klaus wrote:We've also found when we've been re-packing coffee from jute to vacuum ourselves after the coffee has arrived here that a complete vacuum is quite hard to get with our equipment. So flushing will help eliminate that problem.
jdavidwaldman wrote: it seems the goal with coffee is to create a high barrier (low permeability) membrane to stabilize the environment, thereby preserving the volatile organoleptics, not necessarily to create as pure a vacuum as possible. grainpro's clear position is that nitrogen flushing is a waste
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