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Low Viscosity, Two Component Epoxy Has an Extended Working Life and Low Exotherm

Two Component Epoxy System for High Performance Bonding, Coating, Sealing and Encapsulating Featuring Low Viscosity, Extended Working Life and Easy Application.

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Suitable for large castings, Master Bond EP21LVSP6 combines a low viscosity and low ...

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Suitable for large castings, Master Bond EP21LVSP6 combines a low viscosity and low exotherm with a working life of 3-5 hours. It can also 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 facilitated 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.

Master Bond Potting and Encapsulation Compounds

Formulated for potting and encapsulation, Master Bond EP21LVSP6 is particularly suited for larger castings. It features low exotherm, good flow and a long working life. Read more about Master Bond’s potting and encapsulation systems at or contact Tech Support. Phone: +1-201-343-8983 Fax: +1-201-343-2132 Email:

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For more information contact Master Bond Inc.

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Master Bond Inc.
T: 201-343-8983
F: 201-343-2132

154 Hobart St., Hackensack, New Jersey, 07601-3950, United States
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