Suitable for large castings, MASTER BOND EP21LVSP6 combines a low viscosity and a low exotherm with a working life of 3-5 hours. It can be used for bonding, sealing and coating applications in aerospace, electronic, electrical, optical and other specialty industries.
This two-part epoxy offers has a non-critical, one-to-one mix ratio, by weight or volume and its processing is made simpler with color coding: Part A is clear and Part B is amber clear. It is formulated to cure at room temperature, or more rapidly at elevated temperatures.
EP21LVSP6 bonds well to a variety of similar and dissimilar substrates such as metals, composites, glass, ceramics, rubbers and plastics. It has a tensile strength exceeding 7,000 psi, and a tensile lap shear strength greater than 2,500 psi.
The system is able to withstand chemicals including water, oil, fuel, acids, and bases. It is a competent electrical insulator over the temperature range of -60°F to +250°F. EP21LVSP6 is available in a variety of packing options, including ½ pint, pint, quart, gallon and 5 gallon kits as well as a gun dispenser.