by SpecialChem

EP21AC

Technical Datasheet | Supplied by Master Bond

EP21AC by Master Bond is a halogen-free, two component epoxy (EP) system. It is durable, flame-retardant and easy-to-use grade. Offers good dimensional stability, toughness, strength and low shrinkage. Exhibits good processability, versatile cure schedules and good flow properties. Resists many chemicals, such as acids, bases, fuels, water and oil. Recommended for electrical, electronic, aerospace and OEM applications. EP21AC complies with RoHS and is UL94HB for horizontal burn and UL746A for high amp arc ignition. It has a shelf life of 1 year.

Mechanical Properties

Value & Unit

Test Condition

Test Method

Hardness, Shore D

75 - 85

(At 75°F)

Tensile Strength

5000 - 6000 psi

(At 75°F)

Tensile Modulus

300000 - 350000 psi

(At 75°F)

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EP21AC

EP21AC Properties

Mechanical Properties