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2. Relative tightness
The arrangement of two surfaces resting on each other, even with considerable effort, only leads to a relative seal. Indeed, any surface will have manufacturing defects, shape defects (or macro-defects), and surface defects proper (micro-defects or roughness)
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Relative tightness
Bibliography
Directory
Manufacturers – Suppliers – Distributors (non-exhaustive list)
A list of sealant suppliers can be found on the sources listed below:
-
European Sealing Association
( https://www.europeansealing.com/ )
Fluid Sealing Association...
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The Ultimate Scientific and Technical Reference