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Master Bond, Inc. manufactures custom industrial sealants to match your specifications. In a recent custom formulation they developed a new two component, room temperature curing epoxy adhesive called EP21HT which has a unique service operating temperature range of -60°F to 400°F.

Master Bond EP21HT fully meets the requirements of MIL-A-81236 (OS) and MMM-A-187B. In addition it conforms to Title 21, U.S. Code of Federal Regulations, FDA, Chapter 1, Section 175.105 and 175.300 for food compatibility.

This sealant system is easy to use and has a convenient, forgiving 1 to 1 mix ratio, weight or volume. EP21HT is 100% reactive and contains no solvents or volatiles. It has excellent physical strength properties and bonds well to both similar and dissimilar substrates. These include metals, glass, ceramics, wood, rubbers and many plastics. Cured EP21HT possesses superb electrical insulation properties. It has a volume resistivity of >1014 ohm-cm. It is also capable of withstanding exposure to thermal cycling and many chemicals including water, oils, fuels, acids, bases and salts. It has a Shore D hardness of >70 and coefficient of thermal expansion of 50 in/in x 10-6/°C. It has a tensile strength of >8,000 psi and a tensile modulus of >350,000 psi.

EP21HT is available for purchase in pint, quart, gallon and 5 gallon container kits. For ease of usage it is also available in convenient syringe and gun applicators.