Tag: cork seals

‘What is the safe storage temperature for cognac?’ is a question that comes up at regular intervals.  It is worth noting that once cognac has been bottled, its maximum storage temperature becomes more critical.  Usually, a suitable space is left between the cognac and the cork for expansion but every now and again we hear of shipments in very hot countries where the excessive heat has forced the corks out of the bottles.  This is a rarity these days as modern corks are stronger and better than those made perhaps 25 years ago.  Bottle sealing, especially for rare vintage cognacs,… Read more

For more than a thousand years cork has been used for sealing wine and spirit bottles. It is a natural product harvested from cork trees which regrow their bark every nine years.  It has been revered by traditional wine makers for centuries as the ideal seal.  However, the cork seal is not quite so ideal for use with spirits as they can, over the years, degrade the cork.  Eventually the cork will turn black and the exposed areas will become so damaged, the cork will drop into the bottle. It is for this reason that cognac producers always advise that… Read more