Loctite Indigo Visible Light Cure Adhesive is formulated for improved performance in a range of bonding, potting and assembly applications. Low-viscosity Indigo 3554, medium-viscosity Indigo 3555 and high-viscosity Indigo 3556 Light Cure Adhesives have little or no color for improved aesthetics and are designed to cure in seconds upon exposure to light in the visible spectrum. All are ISO-10993 biological- tested and fluoresce under black light for easy quality control inspection. The adhesives can also be used for potting applications that require rapid cure to depths in excess of 13 mm.

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