Dry gas seals are generally non-contacting, dry-running face seals, mainly used in high speed applications. Compressors in a natural gas transfer and distribution network is a common example where dry gas seals are routinely used. Contrary to "wet" mechanical seals, in dry gas seals there is no contact between the faces so overheating, or actually, any frictional heat, does not occur.
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John Crane is a global leader in rotating equipment solutions, supplying engineered technologies and services to process industries. The company designs and manufactures a variety of products including mechanical seals and […]