Vamac® Ethylene Acrylic Elastomer (AEM)
Vamac®, developed by DuPont (now Chemours/DuPont Specialty Materials), is an ethylene–acrylic elastomer containing small amounts of cure-site monomers.
It offers excellent heat, oil, and chemical resistance, making it widely used in automotive and industrial sealing applications.
Key Features
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Heat Resistance: Long-term 150–175 °C; short-term up to 200 °C
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Oil & Chemical Resistance: Excellent resistance to gasoline, diesel, ATF, lubricants
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Ozone & Weather Resistance: Maintains stability in harsh conditions
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Mechanical Properties: Good elasticity with low compression set
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Processability: Suitable for conventional rubber mixing and curing (compression, injection, extrusion)
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Electrical Properties: Provides moderate insulation for wire and cable applications
