
Multi-Seals presents a solid alternative to liquid epoxy for high-volume precision sealing. Uni-form epoxy preforms are pre-shaped, one-part resins that are solid at room temperature. When heated, they melt and cure to form a consistent seal that protects components from dust, moisture, oil, flux, solvents, conformal coatings and other contaminants. Close tolerances on preform dimensions, consistent pre-mixed ratios of resin to catalyst, and consistent viscosity from beginning to end of batch ensure uniform high-quality results, according to the company. To accommodate diverse applications, these preforms are available in several epoxy formulations and a wide range of configurations, with inside diameters as small as .010 in. (0.25 mm) and outside diameters as large as .720 in. (18.3 mm). Multi-Seals beleives these preforms can be dispensed as rapidly as 200 to 600 parts per minute with little or no operator training.
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