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Astatic mixer, which is also called a motionless mixer, is a simple device with no moving parts. It consists of a series of internal baffles or elements within a plastic tube. As adhesive components are forced through the mixer, they are repeatedly divided and recombined, thus creating a uniform mixture.
Using a static mixer provides many benefits including consistency of mix and the elimination of the introduction of air into the mixing. The latter is an essential precaution, since air represents a source of voids in cured bond lines and the possibility of...